Board baking device for PCB processing

Abstract

The utility model discloses a board baking device for PCB processing, and relates to the technical field of PCB processing equipment. The board baking device for PCB processing comprises a baking box, communication ports are formed in the front side and the rear side of the baking box, turnover boxes are fixedly installed on the outer walls of the front side and the rear side of the baking box, an inlet and outlet is formed in the top of each turnover box, hot-air blowers are fixedly installed on the two sides of the baking box, and the output ends of the hot-air blowers are fixedly connected with air outlet pipes. According to the board baking device for PCB processing, PCBs located on the inner side of a material frame in the turnover box can be conveyed into the baking box, the PCBs in the baking box are baked through an air heater, after the PCBs are baked, the PCBs are conveyed out from the interior of the baking box and fed and discharged, and in the feeding and discharging process, the PCBs are conveyed out of the baking box, and the PCB processing efficiency is improved. According to the conveying assembly, the interior of the baking oven can be prevented from making direct contact with air, heat loss in the baking oven is reduced, the electricity utilization cost is reduced, feeding and discharging can be conducted at the same time, the feeding and discharging time is shortened, and the machining efficiency is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of PCB board processing equipment, in particular to a baking plate device for PCB board processing. Background Art

[0002] Chinese patent document CN211656552U discloses a baking device for PCB board processing, including a baking box, a cover plate is provided at the top of the baking box, a baking lamp is provided at the middle position of the bottom of the cover plate, a gear plate is provided inside the baking box, a first rotating rod is fixedly connected to the middle position of the bottom of the gear plate, the first rotating rod is connected to the bottom inner wall of the baking box through a first bearing, a carrier plate is provided above the gear plate, a plurality of lower card plates are provided at the top of the gear plate, a plurality of upper card plates are provided at the bottom of the carrier plate, and a card slot is provided on the side close to the lower card plate and the upper card plate. The PCB board in the baking box can be rotated, and the air flow in the baking box can be accelerated, thereby achieving a better baking effect, improving the baking efficiency, and facilitating practical use, while having a simple structure and low manufacturing cost.

[0003] However, during the loading and unloading process of the above-mentioned baking device, the cover on the top of the baking oven needs to be opened and closed, which will cause a large amount of heat loss inside the baking oven. During the baking process of the PCB board, it takes a long time to restore the baking oven to the specified temperature, which increases electricity costs and processing time. Utility Model Content

[0004] The purpose of the utility model is to provide a baking plate device for PCB board processing to solve the problems and defects raised by the above-mentioned background technology.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a baking plate device for PCB board processing, comprising a baking oven, the front and rear sides of the baking oven are provided with connecting ports, turnover boxes are fixedly installed on the front and rear outer walls of the baking oven, an inlet and outlet are opened on the top of the turnover box, hot air blowers are fixedly installed on both sides of the baking oven, an air outlet pipe is fixedly connected to the output end of the hot air blower, an exhaust pipe is fixedly connected to the input end of the hot air blower, and one end of the air outlet pipe and one end of the exhaust pipe both pass through the side wall of the baking oven and extend to the interior of the baking oven, and also includes a transport component arranged inside the baking oven and inside the turnover box, and the transport component is used to transport the PCB board.

[0006] Preferably, the transport component includes a servo motor, transport rollers, a transport belt and a material frame, the servo motor is fixedly installed on the top outer wall of a group of turnover boxes, there are two groups of transport rollers which are rotatably installed on the inner top and bottom of the two groups of turnover boxes respectively, the transport belt is sleeved on the outside of the two groups of transport rollers, the material frame is fixedly installed on the outside of the transport belt, the output shaft of the servo motor is fixedly installed on one end of the baking box of a group of transport rollers, and the PCB board located on the inner side of the material frame inside the turnover box can be transported to the inside of the baking box, so that the hot air blower bakes the PCB board inside the baking box, and in the process of loading and unloading, the interior of the baking box can be prevented from directly contacting with the air, thereby reducing the heat loss inside the baking box and reducing the electricity cost, and the transport component can also load and unload materials at the same time, thus reducing the loading and unloading time and improving the processing efficiency.

[0007] Preferably, the outer walls of the two groups of transport rollers are provided with grooves, and synchronous gears are fixedly installed in the grooves. A synchronous toothed belt is fixedly installed on the inner side of the transport belt. The synchronous toothed belt is sleeved on the two groups of synchronous gears, and the synchronous toothed belts are meshed with the two groups of synchronous gears to prevent the transport belts from slipping on the surfaces of the transport rollers, thereby ensuring that the time for each group of PCB boards inside the baking oven is the same.

[0008] Preferably, ventilation holes are provided at the top and the bottom of the material frame, and a ventilation net is fixedly installed at the ventilation hole at the bottom of the material frame.

[0009] Preferably, two groups of positioning bars are fixedly mounted on the front and rear inner walls of the material frame, and the four groups of positioning bars are symmetrically arranged in a rectangular shape.

[0010] Preferably, a filling block is provided between every two groups of the material frames, and two groups of support rods are fixedly installed on the front and rear inner walls of the baking oven. The bottom of the material frame and the bottom of the filling block are in contact with the top of the support rod, which are used to fill the space between the two groups of material frames to prevent hot air from entering between the two groups of material frames, so that the hot air between the two groups of material frames can be dissipated through the inlet and outlet, thereby avoiding a large temperature difference inside the baking oven.

[0011] Preferably, four sets of universal wheels are fixedly installed on the bottom of the baking oven, and the four sets of universal wheels are symmetrically arranged in a rectangular shape, so as to facilitate the mobile transportation of the equipment.

[0012] Compared with the prior art, the beneficial effects of the utility model are:

[0013] The baking plate device for PCB board processing can transport the PCB board located inside the material frame of the turnover box to the inside of the baking box through the transport component and the import and export, so that the hot air blower bakes the PCB board inside the baking box. After the PCB board is baked, the PCB board is transported out from the inside of the baking box to be loaded and unloaded. In the process of loading and unloading, the inside of the baking box can be prevented from directly contacting with the air, thereby reducing the heat loss inside the baking box and reducing the electricity cost. The transport component can also load and unload materials at the same time, thereby reducing the loading and unloading time and improving the processing efficiency. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] The utility model is further described below in conjunction with the accompanying drawings and embodiments:

[0015] Figure 1 It is a schematic diagram of the structure of the utility model;

[0016] Figure 2 It is a cross-sectional view of a baking box and a turnover box of the utility model;

[0017] Figure 3 This is another side view of the cross-section of the baking box and the turnover box of the utility model;

[0018] Figure 4 It is a structural schematic diagram of the transport roller, synchronous gear and synchronous toothed belt of the utility model.

[0019] Figure numerals: 1. baking oven; 2. turnover box; 3. servo motor; 4. transport roller; 5. transport belt; 6. material frame; 7. positioning bar; 8. ventilation net; 9. filling block; 10. support rod; 11. synchronous gear; 12. synchronous toothed belt; 13. universal wheel; 14. hot air blower; 15. air outlet duct; 16. exhaust duct. DETAILED DESCRIPTION

[0020] This section will describe in detail the specific embodiments of the utility model. The preferred embodiments of the utility model are shown in the accompanying drawings. The purpose of the accompanying drawings is to supplement the description of the text part of the specification with graphics, so that people can intuitively and vividly understand each technical feature and the overall technical solution of the utility model, but it cannot be understood as a limitation on the protection scope of the utility model.

[0021] See also Figure 1-4The utility model provides a technical solution: a baking plate device for PCB board processing, comprising a baking oven 1, the front and rear sides of the baking oven 1 are provided with connecting ports, the front and rear outer walls of the baking oven 1 are fixedly installed with a turnover box 2, the top of the turnover box 2 is provided with an inlet and outlet, hot air blowers 14 are fixedly installed on both sides of the baking oven 1, the output end of the hot air blower 14 is fixedly connected with an air outlet pipe 15, the input end of the hot air blower 14 is fixedly connected with an exhaust pipe 16, and one end of the air outlet pipe 15 and one end of the exhaust pipe 16 both penetrate the side wall of the baking oven 1 and extend to the inside of the baking oven 1, the hot air blower 14 is started, and the hot air blower 14 conveys hot air to the inside of the baking oven 1 through the air outlet pipe 15, so that the hot air bakes the PCB board inside the baking oven 1, and also includes a transportation component provided inside the baking oven 1 and the inside of the turnover box 2, which is used to transport the PCB board through the transportation component.

[0022] The transport assembly includes a servo motor 3, a transport roller 4, a transport belt 5 and a material frame 6. The servo motor 3 is fixedly installed on the top outer wall of a group of turnover boxes 2. There are two groups of transport rollers 4, which are rotatably installed on the inner top and bottom of the two groups of turnover boxes 2 respectively. The transport belt 5 is sleeved on the outer sides of the two groups of transport rollers 4. The material frame 6 is fixedly installed on the outer side of the transport belt 5. The output shaft of the servo motor 3 is fixedly installed on one end of the baking box 1 of a group of transport rollers 4. The PCB board is placed inside the material frame 6 through the inlet and outlet. By starting the servo motor 3, the output shaft of the servo motor 3 drives the transport roller 4, the transport belt 5 and the material frame 6 to rotate, thereby transporting the PCB board inside the displacement material frame 6, and moving the PCB board to the inside of the baking box 1, so that the hot air blower 14 bakes the PCB board inside the baking box 1. In addition, in the process of loading and unloading, the inside of the baking box 1 can be prevented from directly contacting with the air, reducing the heat loss inside the baking box 1 and reducing the electricity cost. The transport assembly can also load and unload materials at the same time, shortening the loading and unloading time and improving the processing efficiency.

[0023] The outer walls of the two sets of transport rollers 4 are provided with grooves, in which synchronous gears 11 are fixedly installed, and a synchronous toothed belt 12 is fixedly installed on the inner side of the transport belt 5. The synchronous toothed belt 12 is sleeved on the two sets of synchronous gears 11, and the synchronous toothed belt 12 is meshed with the two sets of synchronous gears 11 to prevent the transport belt 5 from slipping on the surface of the transport roller 4, thereby ensuring that the time for each set of PCB boards inside the baking oven 1 is the same.

[0024] Ventilation holes are provided at the top and bottom of the material frame 6 , and a ventilation net 8 is fixedly installed at the vent at the bottom of the material frame 6 .

[0025] Two groups of positioning strips 7 are fixedly mounted on the front and rear inner walls of the material frame 6 , and the four groups of positioning strips 7 are symmetrically arranged in a rectangular shape.

[0026] A filling block 9 is provided between every two groups of material frames 6, and two groups of support rods 10 are fixedly installed on the front and rear inner walls of the baking oven 1. The bottom of the material frame 6 and the bottom of the filling block 9 are in contact with the top of the support rod 10, which is used to fill the space between the two groups of material frames 6 to prevent hot air from entering between the two groups of material frames 6, so that the hot air between the two groups of material frames 6 is dissipated through the inlet and outlet, thereby avoiding a large temperature difference inside the baking oven 1.

[0027] Four sets of universal wheels 13 are fixedly mounted on the bottom of the baking oven 1, and the four sets of universal wheels 13 are symmetrically arranged in a rectangular shape, so as to facilitate the mobile transportation of the equipment.

[0028] Working principle: Place the PCB board inside the material frame 6 through the inlet and outlet, start the servo motor 3, and the output shaft of the servo motor 3 drives the conveying roller 4, the conveying belt 5, and the material frame 6 to rotate, so as to convey the PCB board inside the displacement material frame 6, and move the PCB board to the inside of the baking box 1, and start the hot air blower 14, and the hot air blower 14 conveys hot air to the inside of the baking box 1 through the air outlet 15, so that the hot air bakes the PCB board inside the baking box 1, and as the material frame 6 transports the PCB board, the baked PCB board is transported from the inside of the baking box 1 to the inside of another group of turnover boxes 2, and the baked PCB board is taken out through the inlet and outlet of the other group of turnover boxes 2.

[0029] The embodiments of the present invention are described in detail above in conjunction with the accompanying drawings, but the present invention is not limited to the above embodiments. Various changes can be made within the knowledge scope of ordinary technicians in the technical field without departing from the purpose of the present invention.

Claims

1. A baking plate device for PCB board processing, comprising a baking box (1), the front and rear sides of the baking box (1) are both provided with communication ports, the front and rear outer walls of the baking box (1) are fixedly mounted with a turnover box (2), the top of the turnover box (2) is provided with an inlet and outlet, hot air blowers (14) are fixedly mounted on both sides of the baking box (1), the output end of the hot air blower (14) is fixedly connected with an air outlet pipe (15), the input end of the hot air blower (14) is fixedly connected with an exhaust pipe (16), and one end of the air outlet pipe (15) and one end of the exhaust pipe (16) both penetrate the side wall of the baking box (1) and extend into the interior of the baking box (1), characterized in that: Also includes: Transport components are provided inside the baking box (1) and inside the turnover box (2), and the transport components are used to transport the PCB boards.

2. The baking plate device for PCB board processing according to claim 1, characterized in that: The transport assembly comprises a servo motor (3), transport rollers (4), a transport belt (5) and a material frame (6); the servo motor (3) is fixedly mounted on the top outer wall of a group of turnover boxes (2); two groups of transport rollers (4) are rotatably mounted on the inner top and bottom of the two groups of turnover boxes (2); the transport belt (5) is sleeved on the outer sides of the two groups of transport rollers (4); the material frame (6) is fixedly mounted on the outer side of the transport belt (5); and the output shaft of the servo motor (3) is fixedly mounted on one end of a group of transport rollers (4) on the baking oven (1).

3. The baking plate device for PCB board processing according to claim 2 is characterized in that: The outer walls of the two groups of transport rollers (4) are provided with grooves, in which synchronous gears (11) are fixedly installed, and a synchronous toothed belt (12) is fixedly installed on the inner side of the transport belt (5), and the synchronous toothed belt (12) is sleeved on the two groups of synchronous gears (11), and the synchronous toothed belt (12) is meshed with the two groups of synchronous gears (11).

4. The baking plate device for PCB board processing according to claim 3 is characterized in that: The top and bottom of the material frame (6) are both provided with ventilation openings, and a ventilation net (8) is fixedly installed on the ventilation opening at the bottom of the material frame (6).

5. The baking plate device for PCB board processing according to claim 4, characterized in that: Two groups of positioning strips (7) are fixedly mounted on the front and rear inner walls of the material frame (6), and the four groups of positioning strips (7) are symmetrically arranged in a rectangular shape.

6. A baking plate device for PCB board processing according to claim 5, characterized in that: A filling block (9) is arranged between every two groups of the material frames (6); two groups of support rods (10) are fixedly installed on the front and rear inner walls of the baking oven (1); the bottom of the material frame (6) and the bottom of the filling block (9) are in contact with the top of the support rod (10).

7. A baking plate device for PCB board processing according to claim 6, characterized in that: Four sets of universal wheels (13) are fixedly mounted on the bottom of the baking oven (1), and the four sets of universal wheels (13) are symmetrically arranged in a rectangular shape.

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