CN218041953U - Baking equipment for repairing FQC of circuit board - Google Patents

Abstract

The utility model discloses a baking equipment for circuit board FQC repair, the structure of which includes a box body and a heating element, by placing the circuit board inside the placement groove at the upper end of the placement board, and pulling the clamping groove at the corresponding upper end to move downwards , so that the circuit board is clamped, and then the heating element in the heating tank works to heat the inside, and under the action of the exhaust fan and the suction fan, the hot air flows back through the three-way pipe and the suction pipe, making the internal drying more complete, and then Then through the exhaust fan and ventilation pipe, the internal hot air is input into the water tank to filter, and then the circuit board is taken out, which solves the problem that the existing circuit board needs to be dried after FQC repair, but now most of them are removed after repair Place it in one place to dry, resulting in a long time, unable to detect whether the repair is completed in time, wasting working time, or placing the repaired circuit board in the baking equipment of the production line, occupying the use space, and reducing production efficiency The problem.

Description

A kind of baking equipment for circuit board FQC repair

technical field

The utility model relates to the technical field of circuit board processing, in particular to a baking device for circuit board FQC repair.

Background technique

FQC generally refers to shipment inspection, which refers to the inspection of products before shipment to ensure that the shipped products meet customer quality requirements.

In the production process of PCB circuit boards, PCB circuit boards need to be baked after lamination and silk screen printing and before SMT. Better, and baking can eliminate the internal stress of the PCB board, that is, stabilize the size of the PCB, and the baked board has a relatively large change in warpage, thereby improving the yield rate of PCB circuit board production.

Existing circuit boards need to be dried after FQC repair, but now most of them are placed in one place to dry after repair, resulting in a long time, unable to detect whether the repair is completed in time, wasting working time , or place the repaired circuit board in the baking equipment of the production line, occupying the use space and reducing production efficiency.

Utility model content

(1) Technical problems to be solved

In order to overcome the deficiencies of the existing technology, a kind of baking equipment for circuit board FQC repair is proposed now to solve the problem that the existing circuit board needs to be dried after FQC repair, but most of them are placed in the oven after repair. It takes a long time to dry in one place, and it is impossible to detect whether the repair is completed in time, which wastes working time, or the repaired circuit board is placed in the baking equipment of the production line, occupying the use space, and causing the problem of lower production efficiency .

(2) Technical solutions

The utility model is realized through the following technical solutions: the utility model proposes a baking equipment for circuit board FQC repair, including a box body, the side end of the box body is provided with a controller, and the front end of the box body is provided with a box door, The lower end of the inside of the box is provided with a placing plate, and the top of the box corresponding to the placing plate is provided with a fixing plate;

The inside of the box is provided with a heating tank, the inside of the heating tank is provided with a heating element, and the inner wall of the box is provided with a temperature sensor;

The top side of the box is provided with a suction fan, the bottom side of the box is provided with an exhaust fan, and the output end of the exhaust fan is provided with a three-way pipe, and the output ends of the three-way pipes are all provided with electromagnetic valves. One side of the three-way pipe is connected to the suction fan through the suction pipe;

The other side of the top surface of the box body is provided with an air intake slot, the interior of the air intake slot is provided with a fan, and the upper and lower ends of the air intake slot are provided with through holes.

Further, a base plate is provided on the bottom surface of the box body, and a moving assembly is provided at the bottom end of the base plate.

Further, an observation window is provided in the middle of the box door.

Further, the placing plate is grid-shaped, and several concave placing grooves are provided on the top of the placing plate, and a clamping layer is provided on the inner end surface of the placing grooves.

Further, the fixed plate includes a fixed arm arranged at the outer end, a telescopic arm is provided inside the fixed arm, a concave clamping groove is provided at the bottom end of the telescopic arm, and a limiting layer is provided inside the clamping groove .

Further, a baffle is provided at the top of the telescopic arm, and a hanging platform is provided inside the bottom of the fixed arm.

Further, a collecting tank is provided at the bottom inside the box.

Further, the side end of the bottom plate is provided with a water tank, one side of the water tank is provided with a ventilation pipe, and the outer end of the ventilation pipe is connected to the other side of the tee pipe, and the upper and lower ends of the other side of the water tank are respectively provided with air outlets and change water outlet.

(3) Beneficial effects

Compared with the prior art, the utility model has the following beneficial effects:

1. The utility model places the circuit board inside the placement groove at the top of the placement board, and pulls the clamping groove at the corresponding upper end to move downward, so that the circuit board is clamped, and then the heating element in the heating groove works to heat the inside , and under the action of the exhaust fan and the suction fan, the hot air is formed through the three-way pipe and the suction pipe, which makes the internal drying more complete, and solves the need to dry the existing circuit boards after FQC repairs, but most of them now They are all placed in one place to dry after repairing, resulting in a long time, unable to detect whether the repair is completed in time, wasting working time, or placing the repaired circuit board in the baking equipment of the production line, occupying the use Space, but also caused the problem of reduced production efficiency.

2. The other end of the three-way pipe is processed by the exhaust fan into the inside of the ventilation pipe, and then filtered into the water tank through the ventilation pipe, and at the same time, the fan supplies air to the inside, so as to avoid the internal temperature being too high, which makes it inconvenient for the staff to take the internal water. circuit board, and the water tank is used to avoid harmful gas discharge during drying and pollute the environment.

Description of drawings

Other features, objects and advantages of the present invention will become more apparent by reading the detailed description of non-limiting embodiments with reference to the following drawings:

Fig. 1 is the structural representation of the utility model;

Fig. 2 is a schematic diagram of the internal structure of the utility model;

Fig. 3 is a top view internal structural schematic diagram of the placement board of the present invention;

Fig. 4 is a schematic diagram of the side internal structure of the utility model fixed plate;

Fig. 5 is a schematic diagram of a partially enlarged structure at A of the utility model;

In the figure: box-1, box door-2, observation window-3, bottom plate-4, controller-5, suction fan-6, air intake slot-7, suction pipe-8, water tank-9, ventilation pipe-10 , fan-11, placement plate-12, placement slot-1201, clamping layer-1202, fixed plate-13, fixed arm-1301, telescopic arm-1302, baffle plate-1303, hanging table-1304, clamping slot- 1305, limiting layer-1306, collection tank-14, exhaust fan-15, tee pipe-16, solenoid valve-17, air outlet-18, water change port-19, heating tank-110, heating element-111, temperature Inductor-112.

detailed description

In order to make the purpose, technical solution and advantages of the utility model clearer, the utility model will be further described in detail below in conjunction with the accompanying drawings and embodiments. It should be understood that the specific embodiments described here are only used to explain the utility model, and are not intended to limit the utility model.

Please refer to Figures 1-5. The utility model provides a baking equipment for circuit board FQC repair, which includes a box body 1, a controller 5 is provided at the side end of the box body 1, a box door 2 is provided at the front end of the box body 1, and a box body 1. A placement board 12 is provided at the lower end of the interior, and a fixing board 13 is provided at the top of the box body 1 corresponding to the placement board 12. The circuit board can be baked through the box body 1 to avoid energy loss, and through the placement board 12 and the placement Plate 12 realizes the clamping of the circuit board, avoiding the problem of circuit board loosening;

The inside of the box body 1 is provided with a heating tank 110, the inside of the heating tank 110 is provided with a heating element 111, the inner wall of the box body 1 is provided with a temperature sensor 112, and the circuit board is heated and baked through the heating element 111 inside the heating tank 110, and The temperature inside the cabinet 1 can be monitored in real time through the temperature sensor 112 to prevent the internal temperature from being too high, or the internal baking temperature can be adjusted to adapt to different types of circuit boards;

A suction fan 6 is provided on the top side of the cabinet 1, an exhaust fan 15 is provided on the bottom side of the cabinet 1, and a tee pipe 16 is provided at the output end of the exhaust fan 15, and a solenoid valve 17 is provided at the output end of the tee pipe 16. One side of the three-way pipe 16 is connected with the suction fan 6 through the suction pipe 8, and the air inside the box body 1 is input into the suction pipe 8 through the three-way pipe 16 by the exhaust fan 15, and is discharged into the inside of the box body 1 through the suction fan 6, thereby Complete the backflow of air, making the baking effect better and speeding up the work efficiency;

The other side of casing 1 top surface is provided with air inlet groove 7, and air inlet groove 7 inside is provided with blower fan 11, and the upper and lower ends of air inlet groove 7 are provided with the through hole that runs through, through the blower fan 11 inside air inlet groove 7 can The external air is allowed to enter the interior of the box body 1 to replace the internal air, so as to avoid the influence of the excessive internal temperature on the staff when taking the circuit board.

Wherein, the bottom surface of the box body 1 is provided with a base plate 4, and the bottom end of the base plate 4 is provided with a moving assembly, the contact area of the bottom end is increased through the base plate 4, so that the supporting effect is more stable, and the moving assembly is used to facilitate the work to push it to move, avoiding moving Difficulty moving.

Wherein, there is an observation window 3 in the middle of the box door 2, through which it is convenient to observe the internal baking effect, avoid excessive baking of the circuit board, cause damage to the circuit board, and facilitate timely removal of the circuit board.

Wherein, the placement plate 12 is grid-shaped, and the upper end of the placement plate 12 is provided with several concave placement grooves 1201, and the inner end surface of the placement groove 1201 is provided with a clamping layer 1202, by setting the placement plate 12 into a grid shape, The circulation of air is facilitated, and the placement of the circuit board is facilitated through the placement groove 1201 , and the circuit board is clamped and protected through the clamping layer 1202 to avoid damage to the circuit board caused by the placement groove 1201 .

Wherein, the fixed plate 13 includes a fixed arm 1301 arranged at the outer end, a telescopic arm 1302 is arranged inside the fixed arm 1301, a concave clamping groove 1305 is arranged at the bottom of the telescopic arm 1302, and a limiting layer 1306 is arranged inside the clamping groove 1305, By pulling the telescopic arm 1302, it can move downward inside the fixed arm 1301, so that the clamping groove 1305 at the bottom of the telescopic arm 1302 is downward, thereby clamping the circuit board, so as to facilitate fixing and taking.

Wherein, the top of the telescopic arm 1302 is provided with a baffle 1303, and the inside of the bottom of the fixed arm 1301 is provided with a hanging platform 1304. The baffle 1303 and the hanging platform 1304 prevent the telescopic arm 1302 from being pulled out too much, causing the telescopic arm 1302 to fall out, resulting in a fixed Inconvenient question.

Wherein, the inner bottom of the box body 1 is provided with a collection tank 14, through which the dripped ink and the like are collected, so as to prevent it from dripping inside the box body 1 and causing subsequent cleaning difficulties.

Wherein, bottom plate 4 side ends are provided with water tank 9, and water tank 9 one side is provided with ventilation pipe 10, and the outer end of ventilation pipe 10 is connected with the other side of tee pipe 16, and the other side of water tank 9 upper and lower ends is respectively provided with air outlet. 18 and the water exchange port 19, the other end of the three-way pipe 16 is processed by the exhaust fan 15 and input into the inside of the ventilation pipe 10, and the inside of the water tank 9 is filtered through the ventilation pipe 10, and at the same time, the fan 11 transmits air to the inside to avoid excessive internal temperature , making it inconvenient for the staff to take the internal circuit board, and avoid harmful gas discharge during drying through the water tank, polluting the environment.

Working principle: The user first connects the controller 5, the suction fan 6, the fan 11, the fan 11, the fan 11, the heating element 111 and the temperature sensor 112 to an external power supply, and then places the circuit board on the clamping layer inside the slot 1201 1202, then pull the clamping groove 1305 so that the telescopic arm 1302 moves downward in the fixed arm 1301, so that the limiting layer 1306 inside the clamping groove 1305 at the bottom is in contact with the circuit board, so that the circuit board is placed through the placement groove 1201 Clamping and fixing, then the heating element 111 inside the heating tank 110 is heated to work, and the suction fan 6 and the exhaust fan 15 are working at the same time, and the exhaust fan 15 is input into the inside of the suction fan 6 through the three-way pipe 16 and the suction pipe 8, and is used inside the input box 1. It produces backflow, so that the internal baking is more complete. After the belt baking is completed, the solenoid valve 17 at the suction pipe 8 is closed, and then the fan 11 and the exhaust fan 15 work, and the fan 11 replaces the gas inside the box body 1. And through the other end of the three-way pipe 16 into the middle of the air pipe 10, and through the air pipe 10 into the middle of the water tank 9 to filter, and then the circuit board is taken out to complete the work.

The basic principles, main features and advantages of the present utility model have been shown and described above. Those skilled in the industry should understand that the utility model is not limited by the above-mentioned embodiments. The above-mentioned embodiments and descriptions are only preferred examples of the utility model, and are not used to limit the utility model. Without departing from the utility model Under the premise of the spirit and scope, the utility model also has various changes and improvements, and these changes and improvements all fall within the scope of the claimed utility model. The scope of protection required by the utility model is defined by the appended claims and their equivalents.

Claims (8)

1. The baking equipment for repairing the FQC of the circuit board is characterized by comprising a box body (1), wherein a controller (5) is arranged at the side end of the box body (1), a box door (2) is arranged at the front end of the box body (1), a placing plate (12) is arranged at the lower end in the box body (1), and a fixing plate (13) is arranged at the top end of the box body (1) corresponding to the placing plate (12);

a heating groove (110) is formed in the box body (1), a heating element (111) is arranged in the heating groove (110), and a temperature sensor (112) is arranged on the inner wall of the box body (1);

a suction fan (6) is arranged on one side of the top end of the box body (1), an exhaust fan (15) is arranged on one side of the bottom end of the box body (1), a three-way pipe (16) is arranged at the output end of the exhaust fan (15), electromagnetic valves (17) are arranged at the output ends of the three-way pipe (16), and one side of the three-way pipe (16) is connected with the suction fan (6) through a suction pipe (8);

an air inlet groove (7) is formed in the other side of the top end face of the box body (1), a fan (11) is arranged inside the air inlet groove (7), and through holes penetrating through the upper end and the lower end of the air inlet groove (7) are formed.

2. Baking apparatus for FQC repair of circuit boards according to claim 1, characterized in that: the bottom end face of the box body (1) is provided with a bottom plate (4), and the bottom end of the bottom plate (4) is provided with a moving assembly.

3. Baking apparatus for FQC repair of circuit boards according to claim 1, characterized in that: and an observation window (3) is arranged in the middle of the box door (2).

4. Baking apparatus for FQC repair of circuit boards according to claim 1, characterized in that: the placing plate (12) is in a grid shape, a plurality of concave placing grooves (1201) are formed in the upper end of the placing plate (12), and clamping layers (1202) are arranged on the inner end faces of the placing grooves (1201).

5. Baking apparatus for FQC repair of circuit boards according to claim 1, characterized in that: the fixing plate (13) comprises a fixing arm (1301) arranged at the outer end, a telescopic arm (1302) is arranged inside the fixing arm (1301), a concave clamping groove (1305) is formed in the bottom end of the telescopic arm (1302), and a limiting layer (1306) is arranged inside the clamping groove (1305).

6. Baking apparatus for FQC repair of circuit boards according to claim 5, characterized in that: baffle (1303) are arranged at the top end of the telescopic arm (1302), and a hanging table (1304) is arranged inside the bottom end of the fixed arm (1301).

7. The baking apparatus for FQC repair of circuit board according to claim 1, wherein: the bottom end in the box body (1) is provided with a collecting groove (14).

8. Baking apparatus for FQC repair of circuit boards according to claim 2, characterized in that: the water tank (9) is arranged at the side end of the bottom plate (4), the vent pipe (10) is arranged on one side of the water tank (9), the outer end of the vent pipe (10) is connected with the other side of the three-way pipe (16), and the upper end and the lower end of the other side of the water tank (9) are respectively provided with an air outlet (18) and a water changing port (19).

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