CN218450716U

CN218450716U - Duplex position PCB board hot air solder leveling device

Info

Publication number: CN218450716U
Application number: CN202220895367.4U
Authority: CN
Inventors: 翟红进
Original assignee: Xinfeng Huixin Line Technology Co ltd
Current assignee: Xinfeng Huixin Line Technology Co ltd
Priority date: 2022-04-18
Filing date: 2022-04-18
Publication date: 2023-02-03
Anticipated expiration: 2032-04-18

Abstract

The utility model relates to a tin spraying equipment technical field provides a duplex position PCB board tin spraying device. Including quick-witted case, two sets of conveyer belts about the top of machine case is equipped with, the top of machine case is fixed with two sets of tin spraying pipes, all around the heater strip on tin spraying pipe's the lateral wall, the top of machine case is fixed with the tin workbin, the tin workbin is connected with two sets of force (forcing) pumps, a set of tin spraying pipe is connected to a set of force (forcing) pump, the left and right sides of machine case is close to tin spraying pipe and hangs and is fixed with two sets of air knives, air knife all has the air pump through pipe connection, all still be connected with the electric heat box between air knife and the air pump, the air pump still all has the air drum through another pipe connection, both ends about the air drum hangs and is fixed in machine case, the below of conveyer belt is equipped with chevron shape guide swash plate, the collecting box has been placed in the bottom of guide swash plate to the machine case. The utility model discloses have two hot air solder leveling stations, have the air knife after the hot air solder leveling is accomplished and carry out hot flattening, have the air drum behind the flattening and carry out the forced air cooling solidification that dispels the heat, duplex position make full use of production neutral improves production efficiency.

Description

Duplex position PCB board hot air solder leveling device

Technical Field

The utility model relates to a tin spraying equipment technical field, in particular to duplex position PCB board tin spraying device.

Background

The PCB is also called a printed circuit board, and is a provider of electrical connection of electronic components. The main advantages of using the circuit board are that the errors of wiring and assembling are greatly reduced, and the automation level and the production labor rate are improved. In the production process of the PCB, the PCB needs to be subjected to tin spraying treatment. In the prior art, a tin spraying device is generally used at one station, and for example, a nozzle is adopted for spraying tin. And carrying out tin spraying on the other surface after one surface is subjected to tin spraying and heat dissipation drying. The production method is low in production efficiency because the tin needs to be waited for heat dissipation and solidification.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a duplex position PCB board hot air solder leveling device, mainly used solve the problem that simplex position hot air solder leveling mode production efficiency is low to and solve the problem that the another side hot air solder leveling can be carried out to the tin spraying completion needs wait for tin heat dissipation solidification behind the PCB board.

The above technical problem of the utility model is mainly solved through following technical scheme: the tin spraying machine comprises a case, two sets of conveyer belts about the top of case is equipped with, hang in the middle of the top of case and be fixed with two sets of tin spraying pipe, tin spraying pipe is located two sets of the top of conveyer belt, all around there being the heater strip on tin spraying pipe's the lateral wall, tin spraying pipe is connected with the multiunit shower nozzle, the top of case is fixed with the tin workbin, tin workbin is connected with two sets of force (forcing) pumps, and is a set of force (forcing) pump connects a set of tin spraying pipe, the left and right sides of case is close to tin spraying pipe hangs and is fixed with two sets of air knives, air knife all has the air pump through pipe connection, air knife with all still be connected with the electric heat box between the air pump, the air pump still all has the air drum through another pipe connection, the air drum hangs and is fixed in both ends about the case, the below of conveyer belt is equipped with chevron shape guide swash plate, the case is in the bottom of guide plate has placed the collecting box, the case has seted up two sets of collection windows, through two sets of collection windows are got and are put on the collection window the conveyer belt, the case has seted up operation window, places the left and right sides with the PCB and carry out tin spraying on the conveyer belt through operation window.

Preferably, one group of the tin spraying pipes is positioned at the upper right of the left side conveyor belt, and one group of the tin spraying pipes is positioned at the upper left of the right side conveyor belt.

Preferably, the left air knife is positioned on the left side of the left tin spraying pipe, and the right air knife is positioned on the right side of the right tin spraying pipe.

Preferably, the left air disc is positioned above the left conveyor belt, the right air disc is positioned above the right conveyor belt, and a partition plate is arranged between the air disc and the air knife for partitioning the case.

Preferably, the case is covered with a bin door outside the operation window, the bin door is connected with the case through a hinge, a hydraulic support rod is arranged between the bin door and the case, and the bin door can be kept normally open through the hydraulic support rod.

The beneficial effects of the utility model are that: the hot air leveling device is provided with two tin spraying stations, an air knife is arranged for hot leveling after tin spraying is finished, an air disc is arranged for air-cooling heat dissipation and solidification after leveling, a production neutral position can be fully utilized in double stations, and production efficiency is improved.

Drawings

Fig. 1 is a schematic structural view of the present invention;

fig. 2 is a cross-sectional view of the present invention;

the notation in the figure is:

1. the tin spraying machine comprises a machine box, a conveyor belt, a tin box, a pressurizing pump, a working window, a tin spraying pipe, a heating wire, a gas pump, an electric heating box, an air knife, a partition plate, a gas disc, a gas guiding inclined plate, a collecting box, a collecting window, a bin door and a hydraulic supporting rod, wherein the conveyor belt is 2, the tin box is 3, the pressurizing pump is 4, the working window is 5, the tin spraying pipe is 6, the heating wire is 7, the gas pump is 8, the electric heating box is 9, the air knife is 10, the partition plate is 11, the gas disc is 12, the material guiding inclined plate is 13, the collecting box is 14, the collecting window is 15, the bin door is 16, and the hydraulic supporting rod is 17.

Detailed Description

The technical solution of the present invention is further specifically described below by way of examples and with reference to the accompanying drawings.

Example (b): the double-station PCB tin spraying device of the embodiment is shown in figures 1-2, and comprises a case 1, two groups of left and right conveyor belts 2 are arranged at the top of the case 1, two groups of tin spraying pipes 6 are suspended and fixed in the middle of the top end of the case 1, the tin spraying pipes 6 are located above the two groups of conveyor belts 2, heater strips 7 are wound on the side walls of the tin spraying pipes 6, the tin spraying pipes 6 are connected with multiple groups of spray heads, a tin box 3 is fixed at the top end of the case 1, the tin box 3 is connected with two groups of pressure pumps 4, the pressure pumps 4 are connected with one group of tin spraying pipes 6, two groups of air knives 10 are suspended and fixed on the left and right sides of the case 1 close to the tin spraying pipes 6, the air knives 10 are connected with air pumps 8 through pipes, an electric heating box 9 is further connected between the air knives 10 and the air pumps 8, air discs 12 are further connected with the air pumps 8 through another pipe, the air discs 12 are suspended and fixed at the left and right ends of the case 1, lambdoidal grooves 13 are provided below the conveyor belts 2, a collecting box 14 is arranged on the bottom of the guide plates 13, two groups of the case 1, two collecting windows 15 are provided with two collecting windows 15, two groups of collecting boxes 14, and two groups of collecting boxes 5 are arranged on the left and right conveyor belts on the operating windows 5.

Wherein, one group of the tin spraying pipes 6 are positioned at the upper right part of the left side conveyor belt 2, and one group of the tin spraying pipes 6 are positioned at the upper left part of the right side conveyor belt 2.

Wherein, the left air knife 10 is positioned at the left side of the left tin-spraying tube 6, and the right air knife 10 is positioned at the right side of the right tin-spraying tube 6.

Wherein, left side air disk 12 is located the upper left side of left side conveyer belt 2, and right side air disk 12 is located the upper right side of right side conveyer belt 2, and quick-witted case 1 is equipped with baffle 11 between air disk 12 and air knife 10 and separates.

Wherein, the cabinet 1 is covered with a door 16 at the outer side of the operation window 5, the door 16 is connected with the cabinet 1 through a hinge, a hydraulic support rod 17 is arranged between the door 16 and the cabinet 1, and the door 16 can be kept normally open through the hydraulic support rod 17. The door 16 is a transparent door 16.

When the PCB hot air spraying device is used, the left side bin gate 16 is opened, a PCB to be subjected to hot air spraying is placed on the right side of the left side conveyor belt 2, and the left side bin gate 16 is closed. Then start left force (forcing) pump 4, carry out the tin spraying to the PCB board through left tin spraying pipe 6, the tin spraying is accomplished the back, and left side conveyer belt 2 conveys the PCB board to the left side, and in the data send process, the hot-blast flattening that the PCB board tin spraying face received left side air knife 10 blows off the unnecessary tin in PCB board surface, drops on guide swash plate 13 to in the unified collecting box 14 that falls into the left side. And then the PCB is conveyed to the position below the air disc 12, and the air disc 12 blows out natural wind to air-dry and solidify the tin on the PCB. The cured PCB is transported by the left conveyor 2 to the right back to the left work window 5. The operator opens the door 16 to turn the PCB over, and performs solder spraying on the other side of the PCB in the same manner.

When the left side station is closing left side door 16 and is carrying out the tin spraying operation, utilize the time neutral, open right side door 16, place the 2 left sides of conveyer belt of right side operation window 5 with another PCB board of treating the tin spraying, close right side door 16, then start force (forcing) pump 4 on right side, the tin spraying is carried out to the PCB board through tin spraying pipe 6 on right side, the back is accomplished in the tin spraying, right side conveyer belt 2 conveys the PCB board right, in the data send process, the hot-blast flattening that the PCB board tin spraying face received right side air knife 10, blow the material with unnecessary tin on PCB board surface, drop on guide swash plate 13, and in the collecting box 14 on the right side is unified to fall. And then the PCB is conveyed to the position below the air disc 12, and the air disc 12 blows out natural wind to air-dry and solidify the tin on the PCB. The cured PCB is conveyed to the left side by the right conveyor belt 2 and returned to the right operation window 5. The operator opens the door 16 to turn the PCB over, and performs solder spraying on the other side of the PCB in the same manner.

The present invention is not limited to the above embodiments, and the above embodiments are only examples of the present invention, and it is easy for those skilled in the art to make various modifications or variations based on the application method and principle of the present invention, and the above embodiments are not limited to the structures described in the present invention.

Claims

1. The double-station PCB tin spraying device comprises a case (1) and is characterized in that a left group of conveyor belt (2) and a right group of conveyor belt (2) are arranged at the top of the case (1), two groups of tin spraying pipes (6) are fixedly suspended in the middle of the top end of the case (1), the tin spraying pipes (6) are positioned above the conveyor belts (2), heating wires (7) are wound on the side walls of the tin spraying pipes (6), the tin spraying pipes (6) are connected with a plurality of groups of spray heads, a tin material box (3) is fixedly arranged at the top end of the case (1), the tin material box (3) is connected with two groups of pressure pumps (4), one group of pressure pumps (4) is connected with one group of tin spraying pipes (6), the left side and the right side of the case (1) are close to the tin spraying pipes (6), two groups of air knives (10) are fixedly suspended on the tin spraying pipes (6), the air knives (10) are connected with an air pump (8) through pipes, an air pump (10) is further connected with an inclined plate (12), a material guide box (13) is arranged below the case (1), the PCB tin spraying machine is characterized in that the machine case (1) is provided with two groups of collecting windows (15), the collecting box (14) is taken and placed through the collecting windows (15), the machine case (1) is provided with two groups of operating windows (5), and the PCB is placed on the left side and the right side of the conveyor belt (2) through the operating windows (5) to be subjected to tin spraying.

2. The double-station PCB tin spraying device according to claim 1, wherein one group of tin spraying pipes (6) is positioned at the upper right of the conveyor belt (2) at the left side, and one group of tin spraying pipes (6) is positioned at the upper left of the conveyor belt (2) at the right side.

3. The double-station PCB tin spraying device according to claim 1, wherein the left air knife (10) is positioned on the left side of the left tin spraying tube (6), and the right air knife (10) is positioned on the right side of the right tin spraying tube (6).

4. The double-station PCB tin spraying device according to claim 1, wherein the left air disc (12) is positioned at the left upper part of the left conveyor belt (2), the right air disc (12) is positioned at the right upper part of the right conveyor belt (2), and the machine box (1) is separated by a partition plate (11) arranged between the air disc (12) and the air knife (10).

5. The double-station PCB tin spraying device according to claim 1, wherein a bin door (16) is covered on the outer side of the operation window (5) of the case (1), the bin door (16) is connected with the case (1) through a hinge, a hydraulic support rod (17) is arranged between the bin door (16) and the case (1), and the bin door (16) can be kept normally open through the hydraulic support rod (17).