CN2463103Y

CN2463103Y - Tin ball welded jointing device

Info

Publication number: CN2463103Y
Application number: CN 01201235
Authority: CN
Inventors: 涂清海
Original assignee: Individual
Current assignee: Individual
Priority date: 2001-02-08
Filing date: 2001-02-08
Publication date: 2001-12-05
Anticipated expiration: 2011-02-08

Abstract

The utility model relates to a tin ball welded jointing device, which is mainly composed of a mould plate, a top plate, a bottom plate, and a tray, wherein, the top plate is mainly a square plate body, two side edges of the bottom edge of the top plate are all provided with a slide hole, and the slide hole is filled with a slide plate and resilient components; the slide plate and the resilient components can be sealed and fixed in the slide hole through the combination of the bottom plate and the top plate, so the side plate and the resilient components can not fall off. Side edges of the top plate and the bottom plate are protruded with a holding ear, the top plate and the bottom plate can be clamped with cards of the top edges of the tray through clamping grooves which are positioned in the holding ear, so the tray is combined with the top plate and the bottom plate. The mould plate can be flat positioned in placing holes which are formed at the center part after the top plate and the bottom plate are combined, and an IC base plate can be preset at the bottom edges of the mould plate. When tin balls are heated after users put the tin balls in the holes of the mould plate, the tin balls can be melted and jointed with contact points of the IC base plate.

Description

Tin ball welded jointing device

The utility model relates to a kind of welding fixture of specializing in the integrated circuit accurate substrates such as (being called for short IC down) that uses tin ball bonding contact.

The contact burning-on method of at present general IC substrate root edge, reach its purpose except that utilizing the solder(ing) paste seal to place on the contact and seeing through the tin stove, the direct burning-on method that just belongs to the tin ball is the most general, though yet the mode of crossing the tin stove is effective fast, but and be not suitable for a small amount of and sample use cheaply, if tin ball welding this moment rule can reach it and cross tin requirement that stove is beyond one's reach, and this tin ball burning-on method mainly is to be an applying shape through a template and IC substrate, and its tin ball is placed in the nib of template, and its tin ball fusing is engaged with the contact of substrate and reaches its required effect with high temperature.But this direct tin ball burning-on method has other problem, as whole process need utilize manual finish, need when substrate separates with template for it free-hand, the placement that often causes substrate deformation and damage and tin ball with collect difficult.

The purpose of this utility model is to provide a kind of device that is exclusively used in direct tin ball burning-on method, and it can overcome above-mentioned shortcoming, is easy to substrate and separates with template, reduces substrate deformation and damage, and is convenient to the placement and the collection of tin ball.

For this reason, the utility model provides a kind of tin ball welded jointing device, it mainly is by a template, one top board, one base plate and a pallet are formed, wherein this top board mainly is one to be the plate body of class mouth word moulding, and its root edge dual-side place all offers slide opening, and its slide opening Nei Zesai is provided with slide plate and resilience assembly, and see through combining of base plate and top board and its slide plate and resilience assembly can be sealed and be fixed in unlikely coming off in this slide opening, the lateral margin place of top board and base plate then convexes with one and holds ear in addition, and seeing through the draw-in groove hold in the ear to be offered implements, can fasten with the card of pallet apical margin, use pallet is combined with top board and base plate, then can be flat on top board as for aforesaid template and combine formed the putting in the hole of back central authorities with base plate, and an IC substrate can preset in the root edge of this template system, heating after the user inserts the tin ball in the nib of template like this can make the fusing of tin ball and engages with the contact of IC substrate.

Via effect of the present utility model and enforcement, can get following advantage:

1, can make pin energy quick and convenient and the tin ball fusion person of general IC substrate;

2, quick and convenient with pin engages except that making the tin ball, unnecessary tin ball also can effectively reclaim, unlikely waste;

3, through the cooperate enforcement of slide plate of the present utility model, the IC substrate can be separated fast with template with the resilience assembly.

Following spy enumerates structure, effect and the feature of an embodiment to describe this creation in detail in conjunction with the accompanying drawings.

Shown in Figure 1 is three-dimensional view of the present utility model;

Shown in Figure 2 is isometric exploded view of the present utility model;

Shown in Figure 3 is one of the enforcement figure that analyses and observe of the present utility model;

Shown in Figure 4 is two of the enforcement figure that analyses and observe of the present utility model;

Shown in Figure 5 is enforcement illustration of the present utility model.

Label declaration: 1 tin ball welded jointing device, 11 templates, 111 nibs, 1111 arc chamferings, 12 top boards, 121 slide openings, 122 slide plates, 1221 slotting tools, 123 resilience assemblies 124 are held ear 131 and are held ear 1241 draw-in grooves 1311 draw-in grooves 125 and put hole 126 and allow sharp 14 pallets, 141 cards, 2 substrates of hole 13 base plates 132 card

See also shown in Fig. 1 and 2 is three-dimensional view of the present utility model and isometric exploded view, disclose a kind of tin ball welded jointing device 1 of the present utility model among its figure, it mainly is by a template 11, one top board 12, one base plate 13 and a pallet 14 are formed, wherein this top board 12 mainly is one to be the plate body of class mouth word moulding, and its root edge dual-side place all offers a slide opening 121, and then fill in its slide opening 121 and be provided with slide plate 122 and resilience assembly 123, and through its

slide plate

122 and 123 sealings of resilience assembly being fixed in unlikely coming off in this slide opening 121 with combining of top board 12 with the base plate 13 that is the class hollow, the lateral margin place of top board 12 and base plate 13 all convexes with one and holds

ear

124 and 131 in addition, and see through and hold the draw-in groove of being offered in

ear

124 and 131 1241 and 1311, can fasten with the card 141 of pallet 14 apical margins, use pallet 14 is combined with top board 12 and plate plate 13, and make things convenient for user's use of taking, as for the nib 111 that then offers in the aforesaid bed die 11 with IC substrate 2 contact equal numbers and position, and this nib 111 mainly be one with tin ball same diameter size penetrate straight hole, and its apical margin then is arc modeling, use and make things convenient for the tin ball to be placed in this nib 111, these template 11 main systems can be flat on top board 12 together with IC substrate 2 and combine formed the putting in the hole 125 of back central authorities with base plate 13 again, and card point 132 effects that see through base plate 13 inner edges can make its IC substrate 2 parked in putting hole 125 with template 11 energy, when the user is inverted in the tin ball on the apical margin of template 11, can make things convenient for the tin ball to fall to place nib 111, so after heating, can make the fusing of tin ball and engage with the contact of IC substrate 2, this tin ball that is inverted in template 11 apical margins mainly falls to place nib 111 through the mode of artificial swing with its tin ball smoothly at last, unnecessary tin ball then can see through top board 12 and drop in pallet 14 with the hole 126 that allows of base plate 13 built-in holes 125 4 arms of angle, uses the tin ball that recovery need not be unnecessary.

Fig. 3 and 4 is depicted as the enforcement figure that analyses and observe of the present utility model, disclose top board 12 among its figure and mainly be one and be the plate body of class mouth word moulding, and its root edge dual-side place all offers a slide opening 121, and then fill in its slide opening 121 and be provided with slide plate 122 and resilience assembly 123, and see through combining of base plate 13 and top board 12 and its slide plate 122 and resilience assembly 123 can be sealed and be fixed in unlikely coming off among this slide opening 121, be mainly a plate body as for slide plate 122, its front end is provided with one and is thin and pointed inserts 1221, its slotting tool 1221 protrudes from the outside of slide opening 121 when the user inwardly suppresses slide plate 122, and stretch into and put in the hole 125, when otherwise the external force of being born when slide plate 122 disappears, it sees through the effect of resilience assembly 123, then its slide plate 122 can be pushed open to both sides, and its slotting tool 1221 is retracted in the slide opening 121 again, when the contact of the tin ball heating back that originally places nib 111 and IC substrate 2 is fused, 11 of its IC substrate 2 and templates are because of the tin ball impact after the fusion, and it is not easily separated, this moment, the user inwardly suppressed its slide plate 122, its slotting tool 1221 is stretched into to be put in the hole, and insert between IC substrate 2 and the template 11, after its template 11 and IC substrate 2 are broken away from mutually, the user can take off its template 11 quickly and easily, and don't can destroy the evenness and the tin ball contact of IC substrate 2.Moreover, for its tin ball can be entered in the nib 111 in the template 11 smoothly, the apical margin special-shaped of this nib 111 becomes an arc chamfering 1111, so not only can sharp tin ball and the filling of nib 111 outside, also can increase the rate of heat addition of tin ball in the nib 111, and the tin ball of heating back fusing is the state of inside contraction because of surperficial cohesion effect, and so this arc chamfering 1111 also can not influence the demoulding of template 11.

Shown in Figure 5 is enforcement illustration of the present utility model, disclosed a kind of tin ball welded jointing device 1 of the present utility model among the figure, it mainly is by a template 11, one top board 12, one base plate 13 and a pallet 14 are formed, wherein a slide opening 121 is offered in the inside of this top board 12, then fill in the slide opening 121 and be provided with slide plate 122 and resilience assembly 123, this slide plate 122 is to make

IC substrate

2 and 11 convenient disengagings of template with the main purpose of resilience assembly 123, right in precoating one remover booster person before the heating of tin ball, then this slide plate 122 and resilience assembly 123 are also inessential, so visual its of user need be provided with slide plate 122 and resilience assembly 123.

Claims

1, a kind of tin ball welded jointing device, it is mainly by a template (11), one top board (12), one base plate (13) and a pallet (14) are formed, it is characterized in that: this top board (12) is mainly a plate body that is the moulding of class mouth word, and fit fixing with base plate (13), its central authorities form one and put hole (125), described template (11) is seated in this simultaneously with the IC substrate and puts in the hole (125), the lateral margin place of its top board (12) and base plate (13) convexes with and holds ear (124 again, 131), hold ear (124 by this, 131) draw-in groove of being offered in (1241,1311), fasten with the card (141) of pallet (14) apical margin, pallet (14) is combined with top board (12) and base plate (13).

2, a kind of tin ball welding tool as claimed in claim 1, wherein top board (12) root edge dual-side place all offers slide opening (121), and plug is provided with slide plate (122) and resilience assembly (123) in its slide opening (121), and base plate (13) can be fixed in its slide plate (122) and resilience assembly (123) sealing in this slide opening (121) with combining of top board (12).