CN214443695U

CN214443695U - Anti-deformation wave soldering jig

Info

Publication number: CN214443695U
Application number: CN202022988037.3U
Authority: CN
Inventors: 秦江山; 谭奇奇
Original assignee: Shenzhen Jingkeyue Electronic Co ltd
Current assignee: Shenzhen Jingkeyue Electronic Co ltd
Priority date: 2020-12-11
Filing date: 2020-12-11
Publication date: 2021-10-22
Anticipated expiration: 2030-12-11

Abstract

The utility model discloses a wave-soldering tool of preapring for an unfavorable turn of events shape, including installation frame, bottom plate, weld groove, upper cover, pressing mechanism, chucking mechanism, the inner wall bottom fixedly connected with bottom plate of installation frame, the bottom of bottom plate is opened chisel have with circuit board assorted weld groove, the top one end of installation frame is connected with the upper cover through the hinge rotation, the utility model discloses the beneficial effect who reaches is: the utility model discloses a pressing mechanism is convenient for make the circuit board can the atress even installed in the bottom plate top, thereby prevented the circuit board because the interior high temperature of stove is heated and takes place deformation when wave-soldering, and the clamp plate is sled type structure, be convenient for prevent the fish tail circuit board, thereby further consolidate the circuit board through chucking mechanism locking upper cover, prevent that it from taking place the displacement when carrying out wave-soldering, thereby improve circuit board welded overall quality, thereby can make the upper cover pop out and take out the circuit board through outwards stirring the shifting block simultaneously, time saving and labor saving, and convenient use.

Description

Anti-deformation wave soldering jig

Technical Field

The utility model relates to a tool, in particular to wave-soldering tool of preapring for an unfavorable turn of events shape belongs to tool technical field.

Background

Wave soldering is the soldering process in which the soldering surface of a plug-in board is directly contacted with high-temperature liquid tin to achieve the purpose of soldering, the high-temperature liquid tin keeps an inclined surface, and the liquid tin forms a wave-like phenomenon by a special device, so the wave soldering is called as wave soldering, and the main material of the wave soldering is a soldering tin bar. The molten soft soldering material (lead-tin alloy) is jetted to form the solder wave required by design through an electric pump or an electromagnetic pump, and can also be formed by injecting nitrogen into a solder pool, so that the printed board with components in advance passes through the solder wave, and the soft soldering of mechanical and electrical connection between the soldering end or pin of the components and the pad of the printed board is realized. Because the temperature in the stove is higher during wave-soldering, the tool of circuit board needs to have certain high temperature resistant deformation resistance ability, needs to have certain protection and fixed ability to the circuit board, but current wave-soldering tool can't guarantee under high temperature environment that the installation of circuit board is stable, and the step is comparatively loaded down with trivial details when the circuit board is installed and dismantled.

SUMMERY OF THE UTILITY MODEL

The to-be-solved technical problem of the utility model is to overcome prior art's defect, provide a wave-soldering tool of preapring for an unfavorable turn of events shape.

In order to solve the technical problem, the utility model provides a following technical scheme:

the utility model relates to a wave-soldering tool of preapring for an unfavorable turn of events shape, including installation frame, bottom plate, weld groove, upper cover, pressing mechanism, chucking mechanism, the inner wall bottom fixedly connected with bottom plate of installation frame, the bottom of bottom plate open chisel have with circuit board assorted weld groove, the top one end of installation frame is connected with the upper cover through the hinge rotation, the bottom of upper cover is equipped with pressing mechanism, one side of installation frame is equipped with chucking mechanism.

The pressing mechanism comprises a pressing plate, a sleeve, a sliding rod, a first limiting plate and a first spring, the pressing plate is arranged at the bottom of the upper cover, the sleeve is fixedly connected with the bottom of the upper cover at equal intervals, the sliding rod is fixedly connected with the top of the pressing plate at equal intervals, the top of the sliding rod extends to the inside of the sleeve and is fixedly connected with the first limiting plate, the first limiting plate is connected with the inside of the sleeve in a sliding mode, and the top of the first limiting plate is located on the first spring fixedly connected with the inside of the sleeve.

As a preferred proposal of the utility model, the clamping mechanism comprises a vertical plate, a sawtooth clamping block, a chute, a second limiting plate, a pin block, a connecting rod, a shifting block and a second spring, one end of the bottom of the upper cover is fixedly connected with a vertical plate, one side of the vertical plate, which is far away from the pressure plate, is fixedly connected with a sawtooth clamping block, a sliding groove is drilled in the inner part of one side of the mounting frame, a second limiting plate is connected in the sliding groove in a sliding manner, a pin block is fixedly connected to one side of the second limit plate close to the vertical plate, a connecting rod is fixedly connected to one side of the second limit plate far away from the pin block, one end of the connecting rod, which is far away from the second limit plate, extends to the outer side of the mounting frame and is fixedly connected with a shifting block, the round pin piece all with installation frame sliding connection with the connecting rod, the outside of connecting rod and the inside cover that is located the spout are equipped with the second spring, one side fixed connection that the round pin piece was kept away from to second spring and second limiting plate.

As an optimized scheme of the utility model, the sawtooth fixture block is continuous triangle-shaped structure, and the bottom of an arbitrary fixture block all is forty-five degrees contained angles with the bottom plate in the sawtooth fixture block, the size and the sawtooth fixture block of round pin piece match.

As an optimized scheme of the utility model, installation frame and bottom plate all adopt the polyimide material preparation to form, just the outside of installation frame and bottom plate all coats and has antiseized subsides coating.

As an optimal proposal of the utility model, the pressure plate is of a sled type structure.

As an optimized scheme of the utility model, the size of first stopper is greater than the slide bar.

As an optimized scheme of the utility model, pressing mechanism and upper cover are symmetrical structure.

The utility model discloses the beneficial effect who reaches is: the utility model discloses compact structure, therefore, the clothes hanger is strong in practicability, be convenient for make the circuit board can the atress even install in the bottom plate top through pressing mechanism, thereby prevented the circuit board because the interior high temperature of stove is heated and takes place deformation when wave-soldering, and the clamp plate is sled type structure, be convenient for prevent the fish tail circuit board, thereby further consolidate the circuit board through chucking mechanism locking upper cover, thereby prevent that it from taking place the displacement when carrying out wave-soldering, thereby improve circuit board welded overall quality, thereby can make the upper cover pop out and take out the circuit board through outwards stirring the shifting block simultaneously, time saving and labor saving, and convenient use.

Drawings

The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention. In the drawings:

fig. 1 is a schematic view of the internal structure of the present invention;

FIG. 2 is an enlarged view of the utility model at A;

fig. 3 is an enlarged view of the position B of the present invention.

In the figure: 1. a mounting frame; 2. a base plate; 3. welding a groove; 4. an upper cover; 5. a pressing mechanism; 51. pressing a plate; 52. a sleeve; 53. a slide bar; 54. a first limit plate; 55. a first spring; 6. a chucking mechanism; 61. a vertical plate; 62. a sawtooth clamping block; 63. A chute; 64. a second limiting plate; 65. a pin block; 66. a connecting rod; 67. shifting blocks; 68. a second spring.

Detailed Description

The preferred embodiments of the present invention will be described in conjunction with the accompanying drawings, and it will be understood that they are presented herein only to illustrate and explain the present invention, and not to limit the present invention.

Examples

As shown in fig. 1-3, the utility model provides a wave-soldering tool of preapring for an unfavorable turn of events shape, including installation frame 1, bottom plate 2, weld groove 3, upper cover 4, pressing mechanism 5, chucking mechanism 6, its characterized in that, the inner wall bottom fixedly connected with bottom plate 2 of installation frame 1, the bottom of bottom plate 2 open chisel have with circuit board assorted weld groove 3, the top one end of installation frame 1 is connected with upper cover 4 through the hinge rotation, the bottom of upper cover 4 is equipped with pressing mechanism 5, one side of installation frame 1 is equipped with chucking mechanism 6.

Pressing mechanism 5 includes clamp plate 51, sleeve 52, slide bar 53, first limiting plate 54, first spring 55, the bottom of upper cover 4 is equipped with clamp plate 51, the bottom equidistance fixedly connected with sleeve 52 of upper cover 4, the top equidistance fixedly connected with slide bar 53 of clamp plate 51, the top of slide bar 53 extends to the inside of sleeve 52 and the first limiting plate 54 of fixedly connected with, the inside sliding connection of first limiting plate 54 and sleeve 52, the top of first limiting plate 54 and the inside fixedly connected with first spring 55 that is located sleeve 52, be convenient for make the circuit board can be installed in bottom plate 2 top that the atress is even through pressing mechanism 5, thereby prevented that the circuit board from taking place deformation because the stove is heated to high temperature when the wave-soldering.

Further, the clamping mechanism 6 comprises a vertical plate 61, a sawtooth clamping block 62, a sliding groove 63, a second limiting plate 64, a pin block 65, a connecting rod 66, a shifting block 67 and a second spring 68, the vertical plate 61 is fixedly connected to one end of the bottom of the upper cover 4, the sawtooth clamping block 62 is fixedly connected to one side, away from the pressing plate 51, of the vertical plate 61, the sliding groove 63 is drilled in one side of the mounting frame 1, the second limiting plate 64 is slidably connected to the inside of the sliding groove 63, the pin block 65 is fixedly connected to one side, close to the vertical plate 61, of the second limiting plate 64, the connecting rod 66 is fixedly connected to one side, away from the pin block 65, of the second limiting plate 64, one end, away from the second limiting plate 64, of the connecting rod 66 extends to the outer side of the mounting frame 1 and is fixedly connected to the shifting block 67, the pin block 65 and the connecting rod 66 are both slidably connected to the mounting frame 1, the second spring 68 is sleeved outside the sliding groove 63 and located in the sliding groove 63, the second spring 68 and one side, away from the pin block 65, of the second limiting plate 64, are fixedly connected, thereby further consolidate the circuit board through chucking mechanism 6 locking upper cover 4, prevent that it from taking place the displacement when carrying out wave-soldering to improve circuit board welded overall quality, thereby can make upper cover 4 pop out and take out the circuit board through stirring shifting block 67 outwards simultaneously, labour saving and time saving, convenient to use.

Furthermore, the sawtooth clamping blocks 62 are of a continuous triangular structure, the bottom of any one of the sawtooth clamping blocks 62 forms a forty-five degree included angle with the bottom plate 2, and the pin block 65 is matched with the sawtooth clamping blocks 62 in size, so that the sawtooth clamping blocks 62 can be meshed with each other well.

Furthermore, the installation frame 1 and the bottom plate 2 are both made of polyimide materials, and the outer sides of the installation frame 1 and the bottom plate 2 are coated with anti-sticking coatings, so that the anti-sticking coating has the advantages of high mechanical property, small creep amount, abrasion resistance, stable size, electric insulation, high purity, extremely low volatile gas and flame retardance.

Further, the pressing plate 51 is of a sled type structure, so that the circuit board is prevented from being scratched.

Further, the size of the first limit plate 54 is larger than that of the sliding rod 53, so that the sliding rod 53 can be better limited.

Furthermore, the pressing mechanism 5 and the upper cover 4 are symmetrical structures, so that the structure of the equipment is convenient to optimize.

Specifically, when in use, firstly, the jig is moved to a designated position, then the circuit board is placed on the bottom plate 2, the upper cover 4 is closed, the first limiting plate 54 is pushed by the first spring 55, the first limiting plate 54 slides downwards to drive the slide rod 53 to slide downwards, the slide rod 53 pushes the press plate 51 downwards, the circuit board is pressed on the bottom plate 2 through the press plate 51, the circuit board can be uniformly stressed and installed above the bottom plate 2 through the press plate 51, so that the circuit board is prevented from being deformed due to high-temperature heating in a furnace during wave soldering, when the upper cover 4 is closed, the vertical plate 61 and the sawtooth clamping blocks 62 move to the upper part of the pin blocks 65, in order to further fix the circuit board, the upper cover 4 is continuously pressed, meanwhile, the sawtooth clamping blocks 62 continuously move downwards, the pin blocks 65 drive the second limiting plate 64 to move rightwards under the pressure action of the sawtooth clamping blocks 62, and then the circuit board returns to the original position through the elasticity of the second spring 68, make round pin piece 65 and sawtooth fixture block 62 meshing, carry on spacingly to upper cover 4 to further consolidate the circuit board, prevent that it from taking place the displacement when carrying out wave-soldering, thereby improve circuit board welded overall quality, when the circuit board is taken off to needs, as figure 3, outwards stir shifting block 67, shifting block 67 drives connecting rod 66 and outwards slides, and connecting rod 66 drives second limiting plate 64 and round pin piece 65 and slides right, promotes first limiting plate 54 and slide bar 53 through first spring 55 simultaneously and can make upper cover 4 pop out, opens upper cover 4, can take out the circuit board, labour saving and time saving, convenient to use.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described in the foregoing embodiments, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. An anti-deformation wave soldering jig comprises an installation frame (1), a bottom plate (2), a welding groove (3), an upper cover (4), a pressing mechanism (5) and a clamping mechanism (6), and is characterized in that the bottom of the inner wall of the installation frame (1) is fixedly connected with the bottom plate (2), the bottom of the bottom plate (2) is provided with the welding groove (3) matched with a circuit board in a chiseled mode, one end of the top of the installation frame (1) is rotatably connected with the upper cover (4) through a hinge, the bottom of the upper cover (4) is provided with the pressing mechanism (5), and one side of the installation frame (1) is provided with the clamping mechanism (6);

pressing mechanism (5) are including clamp plate (51), sleeve (52), slide bar (53), first limiting plate (54), first spring (55), the bottom of upper cover (4) is equipped with clamp plate (51), the bottom equidistance fixedly connected with sleeve (52) of upper cover (4), the top equidistance fixedly connected with slide bar (53) of clamp plate (51), the top of slide bar (53) extends to the inside and the first limiting plate (54) of fixedly connected with of sleeve (52), the inside sliding connection of first limiting plate (54) and sleeve (52), the top of first limiting plate (54) just is located the first spring (55) of the inside fixedly connected with of sleeve (52).

2. The deformation-preventing wave soldering jig is characterized in that the clamping mechanism (6) comprises a vertical plate (61), a sawtooth clamping block (62), a sliding groove (63), a second limiting plate (64), a pin block (65), a connecting rod (66), a shifting block (67) and a second spring (68), one end of the bottom of the upper cover (4) is fixedly connected with the vertical plate (61), one side, far away from the pressing plate (51), of the vertical plate (61) is fixedly connected with the sawtooth clamping block (62), the sliding groove (63) is formed in one side of the installation frame (1), the second limiting plate (64) is slidably connected with the sliding groove (63), the pin block (65) is fixedly connected to one side, close to the vertical plate (61), of the second limiting plate (64), and the connecting rod (66) is fixedly connected to one side, far away from the pin block (65), one end that second limiting plate (64) was kept away from in connecting rod (66) extends to the outside and fixedly connected with shifting block (67) of installation frame (1), round pin piece (65) all with installation frame (1) sliding connection with connecting rod (66), the outside of connecting rod (66) and the inside cover that is located spout (63) are equipped with second spring (68), one side fixed connection of round pin piece (65) is kept away from with second limiting plate (64) in second spring (68).

3. The deformation-preventing wave soldering jig according to claim 2, wherein the sawtooth clamping blocks (62) are of a continuous triangular structure, the bottom of any one of the sawtooth clamping blocks (62) forms a forty-five degree included angle with the bottom plate (2), and the pin blocks (65) are matched with the sawtooth clamping blocks (62) in size.

4. The deformation-preventing wave soldering jig is characterized in that the mounting frame (1) and the bottom plate (2) are made of polyimide materials, and anti-adhesion coatings are coated on the outer sides of the mounting frame (1) and the bottom plate (2).

5. The deformation-preventing wave soldering jig is characterized in that the pressing plate (51) is of a sled type structure.

6. The deformation-preventing wave soldering jig is characterized in that the size of the first limiting plate (54) is larger than that of the sliding rod (53).

7. The deformation-preventing wave soldering jig according to claim 1, wherein the pressing mechanism (5) and the upper cover (4) are of a symmetrical structure.