CN211840491U

CN211840491U - Cooling system behind wave-soldering stove

Info

Publication number: CN211840491U
Application number: CN201922054024.6U
Authority: CN
Inventors: 李瑛�; 陈忠权; 李华平
Original assignee: Sound Technology Chongqing Co ltd
Current assignee: Sound Technology Chongqing Co ltd
Priority date: 2019-11-25
Filing date: 2019-11-25
Publication date: 2020-11-03
Anticipated expiration: 2029-11-25

Abstract

The utility model relates to a cooling arrangement technical field just discloses a cooling system behind wave-soldering stove, which comprises a bracket, first conveyer belt and second conveyer belt are installed to the support upper end, the first fan board of U type is installed to first conveyer belt upper end, even equidistance is installed a plurality of fan on the first fan board, is located the equal fixedly connected with bracing piece in support four corners department of first conveyer belt below, four the common fixedly connected with mounting panel in upper end of bracing piece, mounting panel upper end fixedly connected with cooler bin, the cooler bin intussuseption is filled with the coolant liquid, fixedly connected with drying cabinet on the cooler bin, the case lid is installed to the upper end opening part of drying cabinet. The utility model discloses can blow the lower gas of temperature to components and parts surface, it is better to the radiating effect of components and parts, avoid near the temperature rise of fan, the fan blows hot-blast to components and parts surface.

Description

Cooling system behind wave-soldering stove

Technical Field

The utility model relates to a cooling arrangement technical field especially relates to a cooling system behind wave-soldering stove.

Background

In the field of soldering of components and devices on circuit boards, two modes of reflow soldering and wave soldering are generally adopted, wherein wave soldering is performed in a wave soldering furnace by forming a solder wave with a specific shape on the surface of molten liquid solder under the action of pump pressure. After the components are processed by the wave soldering furnace, the temperature of the components is high, and the components need to be cooled by a cooling system behind the wave soldering furnace. The existing cooling system after wave soldering mainly conveys products to the lower part of a fan set through a conveying belt and then adopts a fan to blow air for cooling.

However, if the production of the components is to be increased, the conveying speed of the conveying belt is high, the number of the components is large, the temperature near the fan is increased, the fan blows hot air to the components, and the heat dissipation effect of the components is poor.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the problem that the temperature near the fan rises easily among the prior art, the fan blows hot air to the surface of components and parts, to the relatively poor radiating effect of components and parts, and the cooling system behind the wave soldering furnace that provides.

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

a post-cooling system of a wave-soldering furnace comprises a support, wherein a first conveying belt and a second conveying belt are installed at the upper end of the support, a U-shaped first fan frame is installed at the upper end of the first conveying belt, a plurality of fans are evenly and equidistantly installed on the first fan frame, supporting rods are fixedly connected to four corners of the support below the first conveying belt, a mounting plate is fixedly connected to the upper ends of the four supporting rods, a cooling box is fixedly connected to the upper end of the mounting plate, cooling liquid is filled in the cooling box, a drying box is fixedly connected to the cooling box, a box cover is installed at an upper end opening of the drying box, U-shaped mounting frames are fixedly connected to two sides of the first conveying belt, an air suction port is formed in the vertical side wall of each mounting frame, the air suction port is communicated with an L-shaped air suction pipe, and, install the suction fan in the breathing pipe mouth of pipe, the one end that the suction fan was kept away from to the intake pipe runs through mounting panel and the cooling box bottom of the case and extends to the cooling box, and the intercommunication has the bellows, the bellows other end runs through cooling box tank wall and drying cabinet tank wall and extends to the drying cabinet is interior, drying cabinet bottom of the case intercommunication has the blast pipe, the other end of blast pipe runs through the mounting panel and downwardly extending, and the intercommunication has the exhaust hood, the output of exhaust hood is located the upper end of first fan rack.

Preferably, the bottom of the box cover is fixedly connected with a net cage matched with the drying box, the net cage is connected with the drying box in a sliding mode, an opening is formed in one side of the net cage, and drying agents are filled in the net cage.

Preferably, a second fan housing identical to the first fan housing is mounted on the second conveyor belt.

Preferably, the top of the cooling box is communicated with a liquid inlet pipe, the wall of the cooling box, which is close to the support, is communicated with a liquid discharge pipe, and pipe valves are respectively arranged on the liquid inlet pipe and the liquid discharge pipe.

Preferably, reinforcing ribs are symmetrically and fixedly connected between the exhaust hood and the mounting plate.

Preferably, the case cover is far away from the fixedly connected handle of the bracket.

Compared with the prior art, the utility model provides a cooling system behind wave-soldering stove possesses following beneficial effect:

the post-cooling system of the wave-soldering furnace comprises a first conveying belt, a first fan frame, a cooling box, a drying box, a mounting rack, an air suction pipe, an air inlet pipe, a suction fan, a corrugated pipe, an exhaust pipe and an exhaust hood, wherein components of a circuit board are conveyed through the first conveying belt after coming out of the wave-soldering furnace, the components of the circuit board firstly pass through the mounting rack, the suction fan sucks hot air diffused from the surface of the components into the air suction pipe, so that the temperature of the components is reduced, the hot air enters the corrugated pipe through the air suction pipe and the air inlet pipe, the corrugated pipe is spirally arranged, the hot air is fully contacted with cooling liquid in the cooling box, the temperature of the hot air is greatly reduced, the air is exhausted from the exhaust pipe and conveyed to the upper part of the first fan frame through the exhaust hood after being dried in the drying box, the air with lower temperature is blown to, the temperature near the fan is prevented from rising, and the fan blows hot air to the surface of the component.

The part that does not relate to among the device all is the same with prior art or can adopt prior art to realize, the utility model discloses can blow the lower gas of temperature to the components and parts surface, it is better to the radiating effect of components and parts, avoid near the temperature rise of fan, the fan blows hot-blast to the components and parts surface.

Drawings

FIG. 1 is a schematic structural view of a post-cooling system of a wave soldering furnace according to the present invention;

fig. 2 is a connection structure diagram of the mounting frame and the air suction pipe of the post-cooling system of the wave soldering furnace provided by the utility model.

In the figure: the device comprises a support 1, a first conveyor belt 2, a second conveyor belt 3, a first fan frame 4, a support rod 5, a mounting plate 6, a cooling box 7, a drying box 8, a box cover 9, a mounting frame 10, an air suction pipe 11, an air inlet pipe 12, a suction fan 13, a corrugated pipe 14, an exhaust pipe 15, an exhaust hood 16, a net cage 17, a second fan frame 18, a liquid inlet pipe 19 and a liquid outlet pipe 20.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

Referring to fig. 1-2, a post-cooling system of a wave soldering furnace comprises a support 1, a first conveyor belt 2 and a second conveyor belt 3 are installed at the upper end of the support 1, a U-shaped first fan frame 4 is installed at the upper end of the first conveyor belt 2, a plurality of fans are evenly and equidistantly installed on the first fan frame 4, supporting rods 5 are fixedly connected at four corners of the support 1 below the first conveyor belt 2, a mounting plate 6 is fixedly connected at the upper ends of the four supporting rods 5 together, a cooling box 7 is fixedly connected at the upper end of the mounting plate 6, cooling liquid is filled in the cooling box 7, a drying box 8 is fixedly connected on the cooling box 7, a box cover 9 is installed at an opening at the upper end of the drying box 8, U-shaped mounting frames 10 are fixedly connected at two sides of the first conveyor belt 2, an air suction port is formed in the vertical side wall of the mounting frame 10, the air suction, a suction fan 13 is arranged in the nozzle of the air suction pipe 11, one end of the air inlet pipe 12, which is far away from the suction fan 13, penetrates through the bottom of the mounting plate 6 and the cooling box 7 and extends into the cooling box 7 and is communicated with a corrugated pipe 14, the other end of the corrugated pipe 14 penetrates through the wall of the cooling box 7 and the wall of the drying box 8 and extends into the drying box 8, the bottom of the drying box 8 is communicated with an exhaust pipe 15, the other end of the exhaust pipe 15 penetrates through the mounting plate 6 and extends downwards and is communicated with an exhaust hood 16, the output end of the exhaust hood 16 is positioned at the upper end of the first fan frame 4, after components of the circuit board come out of the wave soldering furnace, the components of the circuit board are firstly conveyed through the first conveying belt 2, the components of the circuit board firstly pass through the mounting frame 10, the suction fan 13 sucks hot air diffused from the surface of the suction pipe 11, make the coolant liquid contact of steam in sufficient and the cooler bin 7, greatly reduced the temperature of steam, gas is through 8 dry backs in the drying cabinet, is discharged by blast pipe 15 and carries the top of first fan board 4 through exhaust hood 16, blows the lower gas of temperature to the components and parts surface by the fan again, and the radiating effect to the components and parts is better, avoids near the temperature rise of fan, and the fan blows hot-blast to the components and parts surface.

The bottom of the box cover 9 is fixedly connected with a net box 17 matched with the drying box 8, the net box 17 is in sliding connection with the drying box 8, an opening is formed in one side of the net box 17, drying agents are filled in the net box 17, and the net box 17 can be separated from the drying box 8 along with the box cover 9, so that the solid drying agents in the net box 17 can be conveniently replaced.

The second conveyor belt 3 is provided with a second fan frame 18 which is the same as the first fan frame 4 and can cool the components of the circuit board again.

The top of the cooling box 7 is communicated with a liquid inlet pipe 19, the wall of the cooling box 7 close to the support 1 is communicated with a liquid outlet pipe 20, and pipe valves are respectively arranged on the liquid inlet pipe 19 and the liquid outlet pipe 20, so that the cooling liquid in the cooling box 7 can be supplemented or replaced conveniently.

The strengthening rib of symmetry fixedly connected with between exhaust hood 16 and the mounting panel 6 increases the steadiness that exhaust hood 16 and mounting panel 6 are connected.

The fixedly connected with handle that the case lid 9 kept away from support 1, the pulling of easy case lid 9.

The utility model discloses in, the back is come out from the wave-soldering stove to the components and parts of circuit board, earlier through 2 conveying of first conveyer belt, the components and parts of circuit board are earlier in mounting bracket 10, the steam that suction fan 13 gived off its surface inhales breathing pipe 11 in, make the temperature on the components and parts descend, steam enters into in bellows 14 through breathing pipe 11 and intake pipe 12, because bellows 14 is spiral setting, make steam abundant and the coolant liquid contact in cooler bin 7, greatly reduced the temperature of steam, gaseous through 8 dry backs of drying cabinet, carry the top of first fan bracket 4 through exhaust hood 16 by 15 discharges of blast pipe, blow the lower gas of temperature to the components and parts surface by the fan again, the radiating effect to components and parts is better, avoid near the temperature rise of fan, the fan blows hot-blast to the components and parts surface.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. The post-cooling system of the wave-soldering furnace comprises a support (1) and is characterized in that a first conveyor belt (2) and a second conveyor belt (3) are installed at the upper end of the support (1), a U-shaped first fan frame (4) is installed at the upper end of the first conveyor belt (2), a plurality of fans are installed on the first fan frame (4) at uniform and equal intervals, supporting rods (5) are fixedly connected to four corners of the support (1) below the first conveyor belt (2), the upper ends of the four supporting rods (5) are fixedly connected with a mounting plate (6) together, a cooling box (7) is fixedly connected to the upper end of the mounting plate (6), cooling liquid is filled in the cooling box (7), a drying box (8) is fixedly connected to the cooling box (7), a box cover (9) is installed at an upper end opening of the drying box (8), and U-shaped mounting frames (10) are fixedly connected to two sides of the first conveyor belt (2), an air suction port is arranged on the vertical side wall of the mounting rack (10), the air suction port is communicated with an L-shaped air suction pipe (11), the other end of the air suction pipe (11) is communicated with an air inlet pipe (12), a suction fan (13) is arranged in the opening of the air suction pipe (11), one end of the air inlet pipe (12) far away from the suction fan (13) penetrates through the bottom of the mounting plate (6) and the cooling box (7) and extends into the cooling box (7), and is communicated with a corrugated pipe (14), the other end of the corrugated pipe (14) penetrates through the wall of the cooling box (7) and the wall of the drying box (8) and extends into the drying box (8), the bottom of the drying box (8) is communicated with an exhaust pipe (15), the other end of the exhaust pipe (15) penetrates through the mounting plate (6) and extends downwards, and is communicated with an exhaust hood (16), and the output end of the exhaust hood (16) is positioned at the upper end of the first fan frame (4).

2. The post-cooling system of a wave soldering furnace according to claim 1, wherein a net cage (17) matched with the drying box (8) is fixedly connected to the bottom of the box cover (9), the net cage (17) is slidably connected with the drying box (8), an opening is formed in one side of the net cage (17), and a drying agent is filled in the net cage (17).

3. An after-cooling system for a wave soldering oven according to claim 1, characterized in that a second fan rack (18) identical to the first fan rack (4) is mounted on the second conveyor belt (3).

4. The post-cooling system of the wave soldering furnace according to claim 1, wherein a liquid inlet pipe (19) is communicated with the top of the cooling tank (7), a liquid outlet pipe (20) is communicated with the wall of the cooling tank (7) close to the bracket (1), and pipe valves are respectively installed on the liquid inlet pipe (19) and the liquid outlet pipe (20).

5. A wave soldering furnace after cooling system according to claim 1, characterized in that reinforcing ribs are symmetrically and fixedly connected between the hood (16) and the mounting plate (6).

6. A wave soldering oven aftercooling system according to claim 2, characterized in that the lid (9) is remote from the fixedly attached handle of the bracket (1).