CN215682799U

CN215682799U - Double-sided DIP wave soldering jig for double-sided SMT patch element

Info

Publication number: CN215682799U
Application number: CN202122290013.5U
Authority: CN
Inventors: 余幸福; 刘权
Original assignee: Hangzhou Byron Electronic Technology Co ltd
Current assignee: Hangzhou Byron Electronic Technology Co ltd
Priority date: 2021-09-22
Filing date: 2021-09-22
Publication date: 2022-01-28
Anticipated expiration: 2031-09-22

Abstract

The utility model discloses a double-sided DIP wave soldering jig of a double-sided SMT patch element, which comprises a jig main body, a square through groove and a printed circuit board, the middle part of the jig main body is provided with a square through groove, the middle part of the square through groove is embedded and connected with a printed circuit board, the top of the printed circuit board is movably connected with a plurality of element main bodies, a pressure rod is arranged above the element main bodies, the two sides of the bottom of the pressure lever are fixedly connected with the fixed columns, the middle parts of the fixed columns are inserted and connected with the two sides of the jig main body, the top of the element main body is pressed by the first pressing block all the time, so that the element main body is not easy to incline, the floating height can not be generated, and the jig main body has simple structure and lower cost, is suitable for mass production of workshop production lines, and the second pressing block can be pressed at the tops of the element main bodies with different heights, thereby meeting the requirements of users.

Description

Double-sided DIP wave soldering jig for double-sided SMT patch element

Technical Field

The utility model relates to the technical field of SMT, in particular to the field of double-sided DIP wave soldering jigs of double-sided SMT patch elements.

Background

SMT is a Surface mount technology (also called Surface mounted technology (abbreviated as SMT), which is the most popular technology and process in the electronic assembly industry, and SMT Surface mount technology, which is a circuit connection technology for mounting a leadless or short-lead Surface mount device on the Surface of a printed circuit board or other substrate and soldering the Surface mount device by wave soldering or other methods.

Chinese patent No. CN209299597U discloses a double-sided Surface Mount Technology (SMT) patch element double-sided dual in-line package (DIP) wave soldering jig which comprises a jig body and tin dragging sheets, wherein the jig body is of a rectangular structure, a plurality of jointed boards are arranged on the jig body, a press buckle for pressing the top of an element to prevent the floating height of the top of a furnace and a positioning block convenient for a Printed Circuit Board (PCB) to be obliquely inserted are arranged on the left side of each jointed board, an original press block is cancelled, and two positioning blocks are used for replacing and reducing two actions, so that labor time is saved; an L-shaped pressing buckle is added to press the top of the element to prevent the floating height of the furnace back, reduce the bad short circuit and improve the first pass rate; the width of the tin dragging sheet is changed from 1mm to 3-5mm, so that the short circuit failure of the element is reduced; the board splicing mode is changed into a unified direction, so that the operation of personnel is facilitated, and poor short circuit behind the furnace is reduced.

When present two-sided SMT paster component passes through stove back high temperature wave-soldering, partial component can have the phenomenon of floating high, the situation that accompanies the slope short circuit simultaneously for the paster quality is relatively poor, need increase the briquetting and guarantee the paster quality, because there is certain difference in the height of multiple paster component, different high paster component can't be pushed down simultaneously to ordinary briquetting, can not satisfy user's requirement, consequently need for a two-sided SMT paster component two-sided DIP wave-soldering tool to solve above-mentioned problem urgently.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a double-sided DIP wave soldering jig for a double-sided SMT patch element, which aims to solve the problems in the background technology.

In order to achieve the purpose, the utility model provides the following technical scheme:

the utility model provides a two-sided DIP wave-soldering tool of two-sided SMT paster component, includes the tool main part, square logical groove and printed circuit board, square logical groove has been seted up at the middle part of tool main part, the middle part embedding of square logical groove is connected with printed circuit board, printed circuit board's top activity even has a plurality of component main parts, the top of component main part is provided with the depression bar, the equal fixedly connected with fixed column in both sides of depression bar bottom, the middle part interlude of fixed column is connected in the both sides of tool main part.

As a preferred technical scheme of the present invention, the inner wall of the square through groove is fixedly connected with a positioning block, and the edge side of the bottom of the printed circuit board is connected to the top of the positioning block in a contact manner.

As a preferable technical scheme of the utility model, the top parts of the two element main bodies are respectively connected with a first pressing block in a contact manner, and the top part of the first pressing block is fixedly connected to the middle part of the bottom of the pressing rod.

As a preferred technical scheme of the present invention, the jig main body is provided with cavities on both sides of the bottom thereof, the cavity is provided with a cylindrical hole on the top thereof, and the top of the cylindrical hole extends to the surface of the top of the jig main body.

As a preferable technical scheme of the utility model, the middle part of the cylindrical hole and the middle part of the cavity are both connected with a fixed column in an inserting way, and the bottom of the fixed column is fixedly connected with a circular plate.

As a preferable technical solution of the present invention, a first spring is sleeved on the outer side of the fixing column above the circular plate, and the outer side of the first spring is in contact connection with the inside of the cavity.

As a preferred technical scheme of the utility model, the top of the compression bar is provided with three through holes, and the middle of each through hole is connected with a lifting rod in an inserting manner.

As a preferable technical scheme of the present invention, the bottom of the lifting rod is fixedly connected with a second pressing block, and a second spring is sleeved above the second pressing block and on the outer side of the lifting rod.

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

1. this two-sided DIP wave-soldering tool of two-sided SMT paster component, through with the square logical inslot portion of printed circuit board embedding, its bottom is held by the locating piece, under the effect of first spring, promote the circular slab all the time and descend, drive the fixed column and descend, make the depression bar descend, guarantee like this that first briquetting is pressing the top of component main part at all times, when the welding, make the difficult emergence slope of component main part, can not make the component main part produce the condition of floating height during the welding pin, and tool main part simple structure, the cost is lower, be fit for workshop production line mass production.

2. This two-sided DIP wave-soldering tool of two-sided SMT paster component, through with down in the elasticity of second spring, its top supports the depression bar, and the bottom promotes the second briquetting and descends, and up to the top of contact element main part, guarantee like this that the second briquetting can press at the top of the component main part of co-altitude not, the flexibility of the second briquetting of improvement satisfies the condition of pushing down the paster component of co-altitude not, has satisfied user's requirement.

Drawings

In order to more clearly illustrate the embodiments of the present application or technical solutions in the prior art, the drawings needed to be used in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments described in the present invention, and other drawings can be obtained by those skilled in the art according to the drawings.

FIG. 1 is a schematic exterior view of the overall structure of the present invention;

FIG. 2 is a schematic view of the positioning block of the present invention;

FIG. 3 is a schematic cross-sectional view of a jig main body according to the present invention;

fig. 4 is a schematic view of the utility model at a in fig. 3.

In the figure: 1. a jig main body; 2. a square through groove; 3. positioning blocks; 4. a printed circuit board; 5. an element main body; 6. a first pressing block; 7. a pressure lever; 8. fixing a column; 9. a cylindrical bore; 10. a cavity; 11. a circular plate; 12. a first spring; 13. a through hole; 14. a lifting rod; 15. a second spring; 16. and a second pressing block.

Detailed Description

In order to make the technical solutions of the present invention better understood, those skilled in the art will now describe the present invention in further detail with reference to the accompanying drawings.

Referring to fig. 1-4, the present invention provides a double-sided DIP wave soldering jig for a double-sided SMT patch component, comprising:

the utility model provides a two-sided DIP wave-soldering tool of two-sided SMT paster component, including tool main part 1, square logical groove 2 and printed circuit board 4 have been seted up at the middle part of tool main part 1, the middle part embedding of square logical groove 2 is connected with printed circuit board 4, printed circuit board 4's top activity even has a plurality of component main parts 5, the top of component main part 5 is provided with depression bar 7, the equal fixedly connected with fixed column 8 in both sides of depression bar 7 bottom, the middle part interlude of fixed column 8 is connected in the both sides of tool main part 1.

Specific, tool main part 1 is the cuboid structure, square through groove 2 has been seted up at tool main part 1's middle part, printed circuit board 4 is connected in the inside embedding of square through groove 2, make printed circuit board 4 position fixed, be provided with a plurality of component main parts 5 in printed circuit board 4's top, component main part 5's pin passes printed circuit board 4 to bottom during the welding, component main part 5's top is provided with depression bar 7, depression bar 7 can effectively guarantee that component main part 5 welding back can not appear the phenomenon of floating, the situation that the slope can not appear in the 5 welding of component main part of assurance component simultaneously, the quality of paster has been guaranteed, the both sides of depression bar 7 bottom alternate through fixed column 8 and connect in tool main part 1's both sides.

The inner wall of the square through groove 2 is fixedly connected with a positioning block 3, and the side edge of the bottom of the printed circuit board 4 is in contact connection with the top of the positioning block 3.

Specifically, the middle part fixedly connected with locating piece 3 of the inner wall of square through groove 2 makes printed circuit board 4 imbed inside square through groove 2, and is held by locating piece 3, and the avris contact of printed circuit board 4 connects locating piece 3.

The tops of the two element main bodies 5 are connected with a first pressing block 6 in a contact mode, and the top of the first pressing block 6 is fixedly connected to the middle of the bottom of the pressing rod 7.

Specifically, the tops of two equal-height element main bodies 5 are in contact connection with a first pressing block 6, and when the pressing rod 7 descends, the first pressing block 6 is driven to be in contact with the element main bodies 5 to fix the element main bodies 5, so that the quality of the patch is guaranteed.

The cavity 10 has all been seted up to the both sides of tool main part 1 bottom, and cylindrical hole 9 has been seted up at the top of cavity 10, and the top in cylindrical hole 9 extends to the surface at tool main part 1 top.

Specifically, the cavity 10 is formed in the two sides of the bottom of the jig main body 1, the cavity 10 is cylindrical, the cylindrical hole 9 penetrating through the top of the jig main body 1 is formed in the top of the cavity 10, and the radius of the cylindrical hole 9 is smaller than that of the cavity 10.

The middle part of cylinder hole 9 and the middle part of cavity 10 all alternate and are connected with fixed column 8, and the bottom fixedly connected with circular slab 11 of fixed column 8.

Specifically, the middle part of cylinder hole 9 and the middle part of cavity 10 all alternate and are connected with fixed column 8, and depression bar 7 is connected at the top of fixed column 8, and fixed column 8 bottom is connected with circular slab 11, and circular slab 11 sliding connection is in the inside of cavity 10.

The first spring 12 is sleeved on the upper side of the circular plate 11 and positioned on the outer side of the fixing column 8, and the outer side of the first spring 12 is in contact connection with the inside of the cavity 10.

Specifically, the top cover that the outside of fixed column 8 is located circular slab 11 is equipped with first spring 12, during the use, under the effect of first spring 12, promote circular slab 11 all the time and descend, drive fixed column 8 and descend, make depression bar 7 descend, guarantee like this that first briquetting 6 is pressing the top of component main part 5 at all times, when the welding, make the difficult slope that takes place of component main part 5, and can not make component main part 5 produce the condition of floating height during the pin of welding component main part 5, and tool main part 1 simple structure, the cost is lower, be fit for workshop growth line mass production.

Three through holes 13 are formed in the top of the compression bar 7, and lifting rods 14 are inserted and connected in the middle of the through holes 13.

Specifically, the top of the compression bar 7 is provided with a through hole 13, the number of the through holes 13 is determined according to the number of the element main bodies 5 with different heights, the position of the compression bar 7 is also determined according to the position of the element main bodies 5, and the middle of the through hole 13 is connected with a lifting rod 14 in an inserting manner.

The bottom of the lifting rod 14 is fixedly connected with a second pressing block 16, and a second spring 15 is sleeved above the second pressing block 16 and on the outer side of the lifting rod 14.

Specifically, the bottom fixedly connected with second briquetting 16 of lifter 14, the outside cover of lifter 14 is equipped with second spring 15, the top of second spring 15 supports depression bar 7 during the use, the bottom promotes second briquetting 16 and descends, until the top of contact element main part 5, lifter 14 descends in through-hole 13, guarantee like this that second briquetting 16 can press at the top of the not component main part 5 of co-altitude, the flexibility of the second briquetting 16 that improves, satisfy the condition of pushing down the patch element of co-altitude, user's requirement has been satisfied.

While certain exemplary embodiments of the present invention have been described above by way of illustration only, it will be apparent to those of ordinary skill in the art that the described embodiments may be modified in various different ways without departing from the spirit and scope of the utility model. Accordingly, the drawings and description are illustrative in nature and should not be construed as limiting the scope of the utility model.

Claims

1. The utility model provides a two-sided DIP wave-soldering tool of two-sided SMT paster component, includes tool main part (1), square logical groove (2) and printed circuit board (4), its characterized in that: the jig is characterized in that a square through groove (2) is formed in the middle of the jig main body (1), a printed circuit board (4) is connected to the middle of the square through groove (2) in an embedded mode, a plurality of element main bodies (5) are movably connected to the top of the printed circuit board (4), a pressing rod (7) is arranged above the element main bodies (5), fixing columns (8) are fixedly connected to the two sides of the bottom of the pressing rod (7), and the middle of the fixing columns (8) is alternately connected to the two sides of the jig main body (1).

2. The double-sided DIP wave soldering jig of the double-sided SMT patch element of claim 1, wherein: the inner wall of the square through groove (2) is fixedly connected with a positioning block (3), and the side edge of the bottom of the printed circuit board (4) is in contact connection with the top of the positioning block (3).

3. The double-sided DIP wave soldering jig of the double-sided SMT patch element of claim 1, wherein: the top parts of the two element main bodies (5) are connected with a first pressing block (6) in a contact mode, and the top parts of the first pressing blocks (6) are fixedly connected to the middle of the bottom of the pressing rod (7).

4. The double-sided DIP wave soldering jig of the double-sided SMT patch element of claim 1, wherein: the jig is characterized in that cavities (10) are formed in two sides of the bottom of the jig main body (1), cylindrical holes (9) are formed in the tops of the cavities (10), and the tops of the cylindrical holes (9) extend to the surface of the top of the jig main body (1).

5. The double-sided DIP wave soldering jig of claim 4, wherein: the middle of the cylindrical hole (9) and the middle of the cavity (10) are respectively connected with a fixing column (8) in an inserting mode, and the bottom of the fixing column (8) is fixedly connected with a circular plate (11).

6. The double-sided DIP wave soldering jig of the double-sided SMT patch element of claim 5, wherein: the upper portion of the circular plate (11) and the outer side of the fixing column (8) are sleeved with a first spring (12), and the outer side of the first spring (12) is in contact connection with the inner portion of the cavity (10).

7. The double-sided DIP wave soldering jig of the double-sided SMT patch element of claim 1, wherein: three through holes (13) are formed in the top of the compression bar (7), and lifting rods (14) are inserted and connected in the middle of the through holes (13).

8. The double-sided DIP wave soldering jig of claim 7, wherein: the bottom fixedly connected with second briquetting (16) of lifter (14), the outside cover that just is located lifter (14) above second briquetting (16) is equipped with second spring (15).