CN220210901U - Component pin processing tool - Google Patents

Abstract

The utility model provides a component pin processing tool, which comprises: the lining plate is provided with a plurality of accommodating grooves corresponding to the components; the limiting plates are arranged in a group, are detachably arranged at the upper end and the lower end of the lining plate respectively, and are provided with through holes corresponding to pins of the components; the upper end face of the soldering paste carrier is inwards sunken to form a concave part, the lining plate and the limiting plate can be correspondingly placed in the concave part, a plurality of grooves for containing soldering paste are formed in the soldering paste carrier, and pins of the cut component extend into the grooves to dip the soldering paste. The component pin machining tool disclosed by the utility model can realize continuous operation of cutting and removing Jin Tangxi of component pins, improves the operation efficiency, ensures the consistency of the machined component pins, effectively controls the tin lining height and improves the tin lining efficiency.

Description

Component pin processing tool

Technical Field

The utility model belongs to the technical field of component processing, and particularly relates to a component pin processing tool.

Background

At present, before components are mounted, pins are cut according to the size of a PCB bonding pad, and meanwhile, gold and tin are removed from the pins to improve welding quality.

Firstly cutting pins, wherein the residual length of the common pins is about 1.5mm, cutting the pins by a special person according to the reserved length by using scissors, controlling the size of the pins more difficult, performing a gold-removing tin-plating process after cutting, and manually tin-plating by the special person. The turnover waste of the device exists in the process, and as the pins of the two components are softer in texture, the phenomena of 'warping' and 'offset' deformation easily occur in the processes of feeding, processing and turnover, and the phenomenon of cold joint and short circuit can be caused by untimely trimming of the pins before mounting. Meanwhile, the manual tin coating is easy to cause that the component falls into a tin pot or the pin length of the component is shorter, the tin coating height cannot be controlled, the component body is easy to cause tin connection, and the surface gold plating layer is polluted.

Disclosure of Invention

Accordingly, the present utility model is directed to a component pin processing tool, which is designed to solve at least one of the above problems.

In order to achieve the above purpose, the technical scheme of the utility model is realized as follows:

the utility model provides a component pin processing tool, which comprises:

the lining plate is provided with a plurality of accommodating grooves corresponding to the components;

the limiting plates are arranged in a group, and are detachably arranged at the upper end and the lower end of the lining plate respectively, and through holes corresponding to pins of the components are formed in the limiting plates;

the soldering paste carrier, inwards sunken formation depressed part of soldering paste carrier up end, the welt the limiting plate can be placed correspondingly in the depressed part, offered a plurality of recesses that are used for holding the soldering paste in the soldering paste carrier, after the tailorring the pin of components and parts stretches into in the recess to dip in the soldering paste.

Further, the plurality of accommodating grooves are distributed on the lining plate at equal intervals or unequal intervals, and the accommodating grooves penetrate through the lining plate.

Further, a plurality of magnetic attraction pieces are respectively arranged on the two end surfaces of the lining plate;

the limiting plate is adsorbed on the lining plate through the magnetic attraction piece.

Further, a plurality of positioning columns for positioning the limiting plates are respectively arranged on the two end faces of the lining plate;

each positioning column is arranged between two adjacent magnetic attraction pieces.

Further, a first positioning hole matched with the positioning column is formed in the limiting plate.

Further, through holes corresponding to the grounding ends of the components are formed in the limiting plates.

Further, a second positioning hole corresponding to the positioning column is formed in the concave portion.

Further, the two edge positions of the lining plate are provided with inwards concave notches.

Further, handles are arranged on two sides of the lining plate.

Further, the upper end face of the soldering paste carrier is provided with avoidance grooves at two sides of the concave part.

Compared with the prior art, the component pin processing tool provided by the utility model has the following components and parts

The beneficial effects are that:

according to the component pin processing tool, through matching of the lining plate, the limiting plate and the soldering paste carrier, continuous operation of component pin cutting and Jin Tangxi is achieved, operation efficiency is improved, consistency of processed component pins is guaranteed, tin lining height is effectively controlled, and tin lining efficiency is improved.

Drawings

The accompanying drawings, which are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate embodiments of the utility model and together with the description serve to explain the utility model. In the drawings:

fig. 1 is a schematic structural diagram of a component pin processing tool according to an embodiment of the present utility model;

FIG. 2 is a schematic view of a component according to an embodiment of the present utility model mounted in a lining board;

FIG. 3 is a schematic diagram of a component structure according to an embodiment of the present utility model;

FIG. 4 is a schematic view of a lining board according to an embodiment of the present utility model;

FIG. 5 is a schematic view of a limiting plate according to an embodiment of the present utility model;

fig. 6 is a schematic structural diagram of a jig for soldering paste according to an embodiment of the utility model.

Reference numerals illustrate:

1. a component; 11. pins; 12. a grounding end; 2. a lining plate; 21. a receiving groove; 22. a magnetic attraction piece; 23. positioning columns; 24. a notch; 25. a handle; 3. a limiting plate; 31. a via hole; 32. a first positioning hole; 33. a through hole; 4. a paste carrier; 41. a recessed portion; 42. a groove; 43. a second positioning hole; 44. avoiding the groove.

Detailed Description

It should be noted that, without conflict, the embodiments of the present utility model and features of the embodiments may be combined with each other.

In the description of the present utility model, it should be understood that the terms "center", "longitudinal", "lateral", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are merely for convenience in describing the present utility model and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model. Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first", "a second", etc. may explicitly or implicitly include one or more such feature. In the description of the present utility model, unless otherwise indicated, the meaning of "a plurality" is two or more.

In the description of the present utility model, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be either fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model can be understood by those of ordinary skill in the art in a specific case.

The utility model will be described in detail below with reference to the drawings in connection with embodiments.

Referring to fig. 1 to 3, the present embodiment provides a processing tool for pins of a component 1, including:

the lining board 2, the lining board 2 is provided with a plurality of containing grooves 21 corresponding to the components 1.

Specifically, for the lining board 2, the main function of the lining board 2 is to stabilize the component 1, as shown in fig. 3, the component 1 is formed by milling a glass fiber board (other corresponding materials can also be used) as the material of the lining board 2; the thickness is equal to the length and width of the component 1, and the length and width of the square holes are 0.2mm larger than the length and width of the component 1; the cutter withdrawal diameter is 1.5mm (a milling cutter with the diameter of 1mm can be adopted for the smaller-sized component 1), and the cutter withdrawal position avoids pins 11 of the component 1; the spacing between the two directions of the square holes is larger than twice the reserved length of the corresponding direction pins 11 of the component 1.

The limiting plates 3 are multiple in number, each two limiting plates 3 are a group, the limiting plates 3 are respectively and detachably arranged at the upper end and the lower end of the lining plate 2, and through holes 31 corresponding to pins 11 of the component 1 are formed in the limiting plates 3;

specifically, for the limiting plates 3, a plurality of limiting plates 3 are provided, each two limiting plates are provided in a group, wherein the limiting plates 3 are divided into a cutting limiting plate 3 and a tin lining limiting plate 3 according to functional division, each two limiting plates 3 are provided in a group of matching, one group is used for cutting the pins 11 of the component 1, and the other group is used for tin lining the pins 11 of the component 1.

The cutting limiting plate 3 has the main function of controlling the size of the pin 11, the thickness of the cutting limiting plate is consistent with the reserved length of the pin 11, and the tin lining limiting plate 3 has the main function of controlling the size of tin lining, and the thickness of the cutting limiting plate is consistent with the length of the pin 11 without tin lining.

In this embodiment, the limiting plate 3 and the lining plate 2 are detachably connected, so that the limiting plate 3 can be replaced flexibly, and the cutting and tin coating operation of the components 1 can be facilitated.

As the preferred scheme of this embodiment, respectively be equipped with a plurality of magnetism on the both ends face of welt 2 and inhale piece 22, magnetism is inhaled piece 22 and is magnet piece, and limiting plate 3 adsorbs on welt 2 through magnetism and inhale piece 22, and limiting plate 3 adopts the magnetic steel sheet, and it is inhaled the cooperation to form magnetism with magnetism to inhale piece 22, can make things convenient for the nimble dismouting to limiting plate 3.

Besides this embodiment, the cooperation relationship between the lining plate 2 and the limiting plate 3 through the screws can be adopted to realize the fixed connection between the limiting plate 3 and the lining plate 2, and compared with the magnetic attraction cooperation between the lining plate 2 and the limiting plate 3 in this embodiment, the operation is relatively complicated, and besides the description, the disassembly connection mode of the lining plate 2 and the limiting plate 3 by the person skilled in the art is within the protection scope of this application.

It should be noted that, in this embodiment, the two end surfaces of the liner plate 2 are respectively provided with an inner groove 42 for installing the magnetic attraction piece 22, the upper end surface of the installed magnetic attraction piece 22 needs to keep the same horizontal plane with the inner end surface of the liner plate 2, the limiting plate 3 is installed in the concave portion 41 of the liner plate 2, and a large gap is not allowed between the two surfaces, so as not to affect the cutting and tin coating of the pins 11 of the component 1.

The soldering paste carrier 4, as shown in fig. 6, the upper end surface of the soldering paste carrier 4 is recessed inwards to form a recess 41, the lining board 2 and the limiting plate 3 can be correspondingly placed in the recess 41, a plurality of grooves 42 for containing soldering paste are formed in the soldering paste carrier 4, and the pins 11 of the cut component 1 extend into the grooves 42 to dip the soldering paste.

Specifically, the main function of the paste carrier 4 is to coat the paste, the material is formed by milling a glass fiber board (other corresponding materials can also be adopted), the upper end surface of the paste carrier 4 is sunk by 1mm, and a concave part 41 is formed for positioning the lining board 2.

The lining plate 2 is provided with a plurality of containing grooves 21 which are arranged at equal intervals or unequal intervals, the containing grooves 21 are correspondingly arranged with the appearance of the component 1, the component 1 is matched and placed in the containing grooves 21, the containing grooves 21 penetrate through the lining plate 2, the component 1 is limited to the containing grooves 21 by the aid of the limiting plates 3, pins 11 of the limited component 1 protrude out of through holes 31, an operator cuts the exposed pins 11, the limiting plates 3 used for tin coating operation are replaced, the limiting plates 3 are required to be provided with thickness information, the limiting plates 3 used for tin coating operation are thinner than the limiting plates 3 used during the cutting operation, the limiting plates 3 used during the tin coating operation are 1.5mm thick limiting plates 3, the replaced limiting plates 3 do not influence tin coating operation of the pins 11 of the component 1, the component 1 is limited to the containing grooves 21 by the aid of the limiting plates 3, the pins 11 protrude out of the lining plate 11, and the tool is placed into the holes 31, and the tin coating operation is carried out by the aid of the limiting plates 1, and the tool is placed into the holes 11.

According to the component pin processing tool, continuous operation of cutting and removing Jin Tangxi of the component pins 11 is achieved through matching of the lining plates 2, the limiting plates 3 and the soldering paste carriers 4, operation efficiency is improved, consistency of the processed component pins 11 is guaranteed, tin lining height is effectively controlled, and tin lining efficiency is improved.

In some embodiments, as shown in fig. 2 and 4, a plurality of positioning posts 23 for positioning the limiting plate 3 are respectively disposed on two end surfaces of the liner plate 2, a first positioning hole 32 matched with the positioning post 23 is disposed on the limiting plate 3, and a second positioning hole 43 corresponding to the positioning post 23 is disposed in the recess 41.

Specifically, for being convenient for regularly place limiting plate 3 on welt 2, avoid causing the influence to the component 1 pin that is outstanding outside welt 2, this application all sets up a plurality of reference columns 23 at the both ends face of welt 2, be equipped with the first locating hole 32 that corresponds with reference column 23 on the limiting plate 3, the locating hole diameter that this embodiment set up is 2.1mm, the locating column 23 after the installation exposes the top terminal surface 3mm of welt 2, the diameter is 2mm, mainly play the positioning effect to limiting plate 3, be equipped with the second locating hole 43 that corresponds with reference column 23 in the concave part 41, after will placing the position of component 1, place welt 2 wholly in the soldering paste carrier 4, the locating hole that sets up in the concave part 41 mainly plays the effect to the welt 2, the whole location of limiting plate 3.

Each positioning column 23 is arranged between two adjacent magnetic attraction pieces 22; the positioning columns 23 are arranged between two adjacent magnetic attraction pieces 22, the two magnetic attraction pieces are matched, the effect of stabilizing the positioning plates 3 is achieved, an operator can flexibly set the positions of the positioning columns 23 according to actual working conditions for the positioning columns 23, the positioning columns are matched with the magnetic attraction pieces 22, the positioning plates 3 can be regularly fixed on the lining plates 2, and the setting positions of the positioning columns 23 are not specifically limited.

In some embodiments, as shown in fig. 5, the limiting plate 3 is provided with a through hole 33 corresponding to the ground terminal of the component 1.

Specifically, considering that some components 1 are provided with grounding ends, in this embodiment, through holes 33 are provided on the limiting plate 3, the diameter of each through hole 33 is greater than the width of each pin 11 by 1mm, and the grounding ends 12 of the components 1 are located in the through holes 33, so that the normal placement of the components 1 is not affected.

In some embodiments, as shown in fig. 2 and 4, both edge positions of the liner plate 2 are provided with inwardly recessed notches 24.

Specifically, in this embodiment, the concave notch 24 is provided at the edge of the lining board 2, which mainly plays a role in facilitating the taking and placing of the limiting plate 3.

In some embodiments, as shown in fig. 2 and 4, handles 25 are provided on both sides of the liner 2.

Specifically, in this embodiment, a carrying handle 25 is respectively disposed on two sides of the liner plate 2, so as to take the liner plate 2 and transfer the components 1, so that the operation of operators is facilitated.

In some embodiments, as shown in fig. 6, the upper end surface of the paste carrier 4 is provided with avoidance grooves 44 at two sides of the position recess 41.

Specifically, in this embodiment, the avoiding grooves 44 are formed on two sides of the soldering paste carrier 4, so as to provide an avoiding space for the carrying handle 25 on the liner plate 2, so that the whole liner plate 2 is convenient to be placed.

The specific implementation manner of this embodiment is as follows:

cutting operation: placing one cutting limiting plate 3 on one side of the lining plate 2, adsorbing the limiting plate by utilizing a magnetic attraction piece 22, vertically placing the components 1 in the lining plate 2, ensuring that the pins 11 penetrate through the through holes 31 of the limiting plate 3, placing one side of the limiting plate 3, placing the other cutting limiting plate 3 on the other side of the lining plate 2, and cutting the pins 11 of the components protruding out of the limiting plate 3 by using pneumatic scissors.

Tin lining operation: replacing the limiting plates 3 on two sides with tin-plating limiting plates 3, adding soldering paste into a groove of a soldering paste carrier 4, placing the lining plate 2 with the limiting plates 3 into the soldering paste carrier 4, dipping the soldering paste, placing an extraction tool into a tin pot, and carrying out one-side tin-plating; turning over the jig, dipping the soldering paste, and enameling tin on the other side; repeating the above operation if secondary tin coating is needed; finally, the limiting plate 3 is taken down, the component 1 is turned over by 90 degrees to cut pins 11 on the other two sides, and tin coating operation is carried out.

The foregoing description of the preferred embodiments of the utility model is not intended to be limiting, but rather is intended to cover all modifications, equivalents, alternatives, and improvements that fall within the spirit and scope of the utility model.

Claims (10)

1. Component pin processing frock, its characterized in that includes:

the lining board (2), a plurality of containing grooves (21) corresponding to the components (1) are formed in the lining board (2);

the limiting plates (3) are arranged in a group, and are respectively and detachably arranged at the upper end and the lower end of the lining plate (2), and through holes (31) corresponding to pins (11) of the component (1) are formed in the limiting plates (3);

the soldering paste carrier (4), inwards sunken formation depressed part (41) in soldering paste carrier (4) up end, welt (2) limiting plate (3) can correspond to be placed in depressed part (41), offered a plurality of recess (42) that are used for holding the soldering paste in soldering paste carrier (4), after tailorring pin (11) of components and parts (1) stretch into in recess (42) to dip in the soldering paste.

2. The component pin processing tool according to claim 1, wherein:

the plurality of containing grooves (21) are distributed on the lining plate (2) at equal intervals or unequal intervals, and the containing grooves (21) penetrate through the lining plate (2).

3. The component pin processing tool according to claim 1, wherein:

a plurality of magnetic attraction pieces (22) are respectively arranged on the two end surfaces of the lining plate (2);

the limiting plate (3) is adsorbed on the lining plate (2) through the magnetic attraction piece (22).

4. A component pin processing tool according to claim 3, wherein:

a plurality of positioning columns (23) for positioning the limiting plate (3) are respectively arranged on the two end faces of the lining plate (2);

each positioning column (23) is arranged between two adjacent magnetic attraction pieces (22).

5. The component pin processing tool according to claim 4, wherein:

the limiting plate (3) is provided with a first positioning hole (32) matched with the positioning column (23).

6. The component pin processing tool according to claim 5, wherein:

the limiting plate (3) is provided with a through hole (33) corresponding to the grounding end (12) of the component (1).

7. The component pin processing tool according to claim 4, wherein:

a second positioning hole (43) corresponding to the positioning column (23) is formed in the concave portion (41).

8. The component pin processing tool according to claim 1, wherein:

both edge positions of the lining plate (2) are provided with inwards concave notches (24).

9. The component pin processing tool according to claim 1, wherein:

both sides of the lining board (2) are provided with handles (25).

10. The component pin processing tool according to claim 1, wherein:

the upper end face of the soldering paste carrier (4) is provided with avoidance grooves (44) at two sides of the concave part (41).