阅读说明：本技术 一种线路板各自独立涂胶及烘干装置及其使用方法 (Circuit board respective independent gluing and drying device and using method thereof ) 是由 曾志强 于 2021-08-25 设计创作，主要内容包括：本发明涉及一种线路板各自独立涂胶及烘干装置及其使用方法,包括机架,所述机架上设置有输送带,输送带通过电机驱动,输送带用于输送线路板,所述机架一侧设置有烘干室,另一侧设置有涂胶装置,所述烘干室内设置有摆动机构,所述摆动机构一侧设置有拨动机构,所述烘干室上设置有烘干机构；本发明在使用时,烘干机构的热风能够驱动拨动机构进行工作,在对线路板加工之前,可以提前利用烘干机构对烘干室进行预热,在预热的同时驱动拨动机构工作,从而能够对位于上方的输送带进行敲击,使得输送带上的附着物掉落,并配合摆动机构加速附着物的掉落。(The invention relates to a circuit board respective independent gluing and drying device and a use method thereof, and the circuit board respective independent gluing and drying device comprises a rack, wherein a conveying belt is arranged on the rack, the conveying belt is driven by a motor and is used for conveying a circuit board, one side of the rack is provided with a drying chamber, the other side of the rack is provided with a gluing device, a swinging mechanism is arranged in the drying chamber, one side of the swinging mechanism is provided with a stirring mechanism, and the drying chamber is provided with a drying mechanism; when the circuit board processing device is used, hot air of the drying mechanism can drive the shifting mechanism to work, the drying chamber can be preheated by the drying mechanism in advance before the circuit board is processed, the shifting mechanism is driven to work while preheating is carried out, so that the conveyer belt positioned above the drying chamber can be knocked, attachments on the conveyer belt can fall off, and the falling of the attachments can be accelerated by matching with the swinging mechanism.)

1. The utility model provides a circuit board is independent rubber coating and drying device separately, includes frame (5), its characterized in that, be provided with conveyer belt (2) in frame (5), conveyer belt (2) are through motor (3) drive, and conveyer belt (2) are used for conveying circuit board (1), frame (5) one side is provided with drying chamber (4), and the opposite side is provided with rubber coating device (11), be provided with swing mechanism (7) in drying chamber (4), swing mechanism (7) one side is provided with toggle mechanism (8), be provided with drying mechanism on drying chamber (4).

2. The circuit board of claim 1, wherein the gluing and drying device comprises: the drying mechanism comprises a fan (6), a hose (61), an output pipe (62) and a spray head (63); fan (6) fixed mounting is in frame (5), output tube (62) are connected through hose (61) on the upper surface of drying chamber (4) along the length direction fixed mounting of drying chamber (4) between fan (6) and output tube (62), be provided with cavity (41) on the lateral wall of drying chamber (4), communicate between output tube (62) and cavity (41), equidistant interval is setting up a plurality of shower nozzle (63) on roof and the interior diapire in drying chamber (4), shower nozzle (63) and cavity (41) inside intercommunication.

3. The respective independent gluing and drying device for circuit boards according to claim 1 or 2, characterized in that: swing mechanism (7) are including gear (71), pivot (72), support body (73) and rotating vane (74), the both sides of conveyer belt (2) are provided with tooth portion (21), gear (71) and tooth portion (21) meshing transmission, crisscross fixed connection a plurality of support body (73) on the both sides wall of drying chamber (4), pivot (72) are rotated and are connected on support body (73) one end tip towards conveyer belt (2), and fixed gear (71) of setting is gone up in pivot (72), the upper end fixed connection of pivot (72) is two at least rotating vane (74).

4. The circuit board of claim 1, wherein the gluing and drying device comprises: the toggle mechanism (8) comprises an air cylinder (81), an air inlet (82), an air outlet (83), a piston rod (84), a return spring (85), a toggle plate (86) and a hinge rod (87), one end of the hinge rod (87) is fixedly connected to the lower surface of the frame body (73), the other end of the hinge rod is hinged to the middle of the toggle plate (86), the number of the air cylinders (81) is consistent with the number of the frame body (73) and the toggle plate (86), the air cylinders (81) are fixedly arranged on the side wall of the drying chamber (4), the air inlets (82) of the air cylinders (81) are communicated with the cavity (41), the air outlets (83) of the air cylinders (81) are arranged at the middle part or the bottom of the air cylinders (81), the piston rods (84) are connected to the inside of the air cylinders (81) in a sliding mode, the piston rods (84) are connected with the inner top wall of the air cylinders (81) through the return spring (85), the bottom ends of the piston rods (84) are hinged to the end parts of the toggle plate (86), and the air inlet (82) and the air outlet (83) are connected with a control valve (12) in series.

5. The circuit board of claim 4, wherein the gluing and drying device comprises: the end, extending into the conveying belt (2), of the poking plate (86) is further provided with an auxiliary plate (9), a Y-shaped structure is formed between the auxiliary plate (9) and the poking plate (86), and the end part of the poking plate (86) is made of soft materials.

6. The circuit board of claim 5, wherein the gluing and drying device comprises: the poking plate (86) is arranged in an arc structure, when the poking plate (86) swings, the end part of the auxiliary plate (9) contacts the bottom surface of the conveying belt (2) before the poking plate (86), and the end part of the auxiliary plate (9) is connected with the poking plate (86) through a connecting spring (91).

7. The circuit board of claim 6, wherein the gluing and drying device comprises: the lower surface of one side of the auxiliary plate (9) is fixedly connected with a supporting elastic sheet (10), and the supporting elastic sheet (10) is arranged into a U-shaped structure.

8. The respective independent gluing and drying device for circuit boards according to claim 6 or 7, characterized in that: the included angle between the auxiliary plate (9) and the poking plate (86) is 15-45 degrees, and the joint of the auxiliary plate (9) and the poking plate (86) is fixed by welding.

9. The circuit board of claim 4, wherein the gluing and drying device comprises: and a sealing gasket (13) is arranged on the piston rod (84), and the sealing gasket (13) is made of a fluororubber material.

10. A method for using a circuit board independent gluing and drying device, comprising the circuit board independent gluing and drying device of any one of claims 1 to 9, characterized by comprising the following steps:

s1, firstly, starting a motor (3) to drive a conveyer belt (2) to transmit, starting a fan (6) without placing a circuit board (1) on the conveyer belt (2), and ejecting hot air blown out from the fan (6) through a hose (61), an output pipe (62), a front air pipe and a nozzle (63) in sequence to impact and clean attachments on the conveyer belt (2);

s2: then a control valve (12) of an air inlet (82) in the toggle mechanism (8) is controlled to be opened, hot air enters the cylinder (81), thereby pushing the piston rod (84) to move, the piston rod (84) extends out to push the connected poking plate (86) to swing along the hinged rod (87), the poking plate (86) can knock the conveying belt (2), then the control valve (12) in the air inlet (82) is closed, the control valve (12) in the air outlet (83) is opened, at the moment, the reset spring (85) drives the piston rod (84) to reset, the gas in the conveying belt is sprayed out from the gas outlet (83), the piston rod (84) drives the poking plate (86) to return, the knocking vibration of the conveying belt (2) can be realized by reciprocating, therefore, the conveying belt (2) can be cleaned by matching with hot air sprayed by the spray head (63), and attachments and dust on the conveying belt (2) can be removed;

s3, after the toggle mechanism (8) is closed, the circuit board (1) is placed on the conveyer belt (2), so that the circuit board (1) is conveyed to the position of the gluing device (11), and the gluing device (11) is used for gluing the position, which needs gluing and fixing, on the circuit board (1);

s4, after the circuit board is coated with glue, the conveyor belt (2) conveys the coated circuit board (1) into a drying chamber (4) for drying, the conveyor belt (2) can drive the fixedly arranged tooth part (21) to be meshed with a gear (71) in a swing mechanism (7) in the conveying process, the gear (71) rotates to drive a rotating shaft (72) to rotate, the rotating shaft (72) is rotatably arranged on a frame body (73), and a rotating blade (74) fixedly arranged at the end part of the rotating shaft (72) rotates along with the rotating shaft to promote the flow of hot air, so that the aim of drying the circuit board (1) is fulfilled.

Technical Field

The invention relates to the technical field of circuit board processing, in particular to a circuit board independent gluing and drying device and a using method thereof.

Background

The circuit Board PCB is an acronym of an english (Printed circuit Board) Printed PCB circuit Board. Conductive patterns formed by making printed circuits, printed components, or a combination of both, on an insulating material in a predetermined design are commonly referred to as printed circuits. And a conductive pattern on the insulating substrate that provides electrical connection between the components is called a printed wiring. The finished board of the printed circuit or printed circuit is then referred to as a printed circuit board, also known as a printed circuit board or printed circuit board. Circuit boards can be classified into the following categories according to function: single-sided circuit boards, double-sided circuit boards, multilayer circuit boards, aluminum-based circuit boards, impedance circuit boards, FPC flexible circuit boards, and the like;

in the prior art, a plurality of circuit boards cannot be dried at one time after the circuit boards are coated with glue, so that the production efficiency of the circuit boards is low.

In order to solve the problems, the invention provides a device for independently gluing and drying circuit boards and a using method thereof.

Disclosure of Invention

(1) Technical problem to be solved

The invention aims to overcome the defects of the prior art, adapt to practical requirements, and provide a circuit board independent gluing and drying device and a using method thereof so as to solve the technical problems.

(2) Technical scheme

In order to realize the purpose of the invention, the technical scheme adopted by the invention is as follows:

the utility model provides a circuit board is independent rubber coating and drying device separately, includes the frame, be provided with the conveyer belt in the frame, the conveyer belt passes through motor drive, and the conveyer belt is used for carrying the circuit board, frame one side is provided with the drying chamber, and the opposite side is provided with the rubber coating device, be provided with swing mechanism in the drying chamber, swing mechanism one side is provided with toggle mechanism, be provided with drying mechanism on the drying chamber.

Further, the drying mechanism comprises a fan, a hose, an output pipe and a spray head; fan fixed mounting is in the frame, the delivery pipe is along the length direction fixed mounting of drying chamber on the upper surface of drying chamber, through the hose connection between fan and the output tube, be provided with the cavity on the lateral wall of drying chamber, communicate between output tube and the cavity, equidistant interval is setting up a plurality of shower nozzle on roof and the interior diapire in the drying chamber, shower nozzle and the inside intercommunication of cavity.

Further, swing mechanism includes gear, pivot, support body and rotor blade, the both sides of conveyer belt are provided with tooth portion, gear and tooth portion meshing transmission, crisscross fixed connection a plurality of support body on the both sides wall of drying chamber, the pivot is rotated and is connected on the support body towards the one end tip of conveyer belt, and the fixed gear that is setting up in the pivot, the upper end fixed connection of pivot is at least two rotor blade.

Further, toggle mechanism includes cylinder, air inlet, gas outlet, piston rod, reset spring, stirring board and hinge bar, hinge bar one end fixed connection is on the lower surface of support body, and the middle part of stirring board is being articulated to the other end, the quantity of cylinder is unanimous with the quantity of support body, stirring board, and the cylinder is fixed to be set up on the lateral wall of drying chamber, the air inlet and the cavity intercommunication of cylinder, the gas outlet setting of cylinder is in the middle part or the bottom of cylinder, the inside sliding connection of cylinder has the piston rod, connect through reset spring between the interior roof of piston rod and cylinder, the bottom of piston rod is articulated with the tip of stirring board, it has the control valve to establish ties on air inlet and the gas outlet.

Furthermore, an auxiliary plate is further arranged at one end, extending into the conveying belt, of the poking plate, a Y-shaped structure is formed between the auxiliary plate and the poking plate, and the end portion of the poking plate is made of soft materials.

Further, the poking plate is arranged to be of an arc structure, and when the poking plate swings, the end part of the auxiliary plate contacts the bottom surface of the conveying belt before the poking plate; the end of the auxiliary plate is connected with the poking plate through a connecting spring.

Furthermore, a supporting elastic sheet is fixedly connected to the lower surface of one side of the auxiliary plate, and the supporting elastic sheet is arranged to be of a U-shaped structure.

Furthermore, an included angle between the auxiliary plate and the poking plate is 15-45 degrees, and the connecting part of the auxiliary plate and the poking plate is fixed by welding.

Furthermore, a sealing gasket is arranged on the piston rod and made of a fluororubber material.

A use method of a circuit board independent gluing and drying device comprises the circuit board independent gluing and drying device, and comprises the following steps:

s1, firstly, starting a motor to drive a conveyer belt to transmit, starting a fan without a circuit board on the conveyer belt, and ejecting hot air blown out of the fan through a hose, an output pipe, a hollow head and a nozzle in sequence to impact and clean attachments on the conveyer belt;

s2, controlling a control valve of an air inlet in the toggle mechanism to be opened, enabling hot air to enter the air cylinder to push the piston rod to move, enabling the piston rod to stretch out to push the connected toggle plate to swing along the hinged rod, enabling the toggle plate to knock the conveying belt, then closing the control valve in the air inlet, opening the control valve in the air outlet, enabling the reset spring to drive the piston rod to reset, ejecting air in the piston rod from the air outlet, enabling the piston rod to drive the toggle plate to return, and reciprocating to achieve knocking vibration on the conveying belt, so that the conveying belt can be cleaned by matching hot air ejected by the spray head, and attachments and dust on the conveying belt can be removed;

s3, after the toggle mechanism is closed, the circuit board is placed on the conveying belt, so that the circuit board is conveyed to the position of the gluing device, and the gluing device is used for gluing the position, which needs gluing and fixing, on the circuit board;

and S4, after the glue is coated, the conveyer belt conveys the coated circuit board to a drying chamber for drying, the conveyer belt drives a fixedly arranged tooth part to be meshed with a gear in a swing mechanism in the conveying process, the gear rotates to drive a rotating shaft to rotate, the rotating shaft is rotatably arranged on a frame body, and a rotating blade fixedly arranged at the end part of the rotating shaft rotates along with the rotating shaft, so that the flow of hot air is promoted, and the aim of drying the circuit board is fulfilled.

(3) Has the advantages that:

A. when the invention is used, the motor drives the conveyer belt, the circuit board to be glued is firstly placed on the conveyer belt 2, the conveyer belt conveys the circuit board to the position of the gluing device, the gluing device is the prior art, and no redundant description is given here, so that the position of the circuit board to be glued is glued, the effective fixation of electronic elements on the circuit board is ensured, the circuit board is continuously conveyed into the drying chamber for drying after gluing, when the circuit board is dried in the drying chamber, the swinging mechanism arranged inside can swing under the driving of the conveyer belt, thereby promoting the flow of hot air emitted in the drying mechanism to be accelerated, reducing the time for rapidly spreading the hot air to each place in the drying chamber, reducing the temperature difference between the corner and the central position of the drying chamber, improving the drying efficiency of the circuit board, and being capable of carrying out gluing and drying integrated operation on a plurality of circuit boards, the efficiency is rapidly improved, meanwhile, hot air of the drying mechanism can drive the shifting mechanism to work, the drying chamber can be preheated by the drying mechanism in advance before the circuit board is processed, the shifting mechanism is driven to work while preheating, so that the conveyer belt positioned above can be knocked, attachments on the conveyer belt can fall off, and the falling of the attachments can be accelerated by matching with the swinging mechanism, so that the attachments are prevented from falling off in the drying chamber under the blowing of the hot air in the formal processing process and then fall on the adhesive coating which is not dried and solidified, the processing quality of the circuit board is improved, and the practical value of the invention is improved; and the invention can be provided with a plurality of glue coating devices and drying chambers, thereby realizing the purpose of not mutually interfering the respective glue coating processing and further improving the processing efficiency of the circuit board.

B. According to the invention, through the drying mechanism, when the circuit board is processed, the fan is started, so that hot air blown out by the fan passes through the hose and then is introduced into the output pipe and then enters the cavity, the whole cavity is sprayed out from the spray head after being filled with the hot air, the circuit board in the drying chamber is dried, heat absorbed in the cavity can keep the temperature in the drying chamber for a period of time instead of being quickly overflowed even if the fan stops working, and the utilization efficiency of the hot air is improved.

C. According to the invention, through the arranged swing mechanism, in the transmission process of the conveying belt, the tooth parts can be meshed with the gears on two sides in the advancing direction, so that the gears are driven to rotate, the gears drive the rotating shafts to rotate, the rotating shafts drive the rotating blades to rotate, the airflow fluidity in the drying chamber is accelerated due to the rotation of the rotating blades, the drying efficiency of the circuit board is improved, hot air can be quickly filled in the whole drying chamber during initial work, the temperature difference during initial work is reduced, and the drying efficiency of the circuit board is higher; the conveying belt can convey the circuit board and can drive the swing mechanism to work, so that the connection between the mechanisms is realized, and the overall processing efficiency is improved.

D. According to the invention, through the arrangement of the shifting mechanism, hot gas filled in the cavity enters the cylinder from the air inlet, so that the piston rod is pushed to move, the piston rod extends out to push the connected shifting plate to swing along the hinged rod, the shifting plate can knock the conveying belt, then the control valve in the air inlet is closed, the control valve in the air outlet is opened, the reset spring drives the piston rod to reset at the moment, the internal gas is sprayed out from the air outlet, the piston rod drives the shifting plate to return, and the knocking vibration on the conveying belt can be realized by reciprocating, so that the conveying belt can be cleaned by matching with the hot gas sprayed out by the spray head, and attachments and dust on the conveying belt can be removed; on one hand, hot air blown out by the fan can dry the circuit board; on the other hand can drive toggle mechanism and carry out work, and the effect of conveyer belt clearance is realized to the cooperation swing mechanism.

Drawings

FIG. 1 is a schematic perspective view of an embodiment of a device for independently coating adhesive and drying circuit boards according to the present invention;

FIG. 2 is a schematic top view of the independent gluing and drying device for circuit boards of the present invention shown in FIG. 1;

FIG. 3 is a sectional view A-A in FIG. 2 of the independent gluing and drying device for circuit boards according to the present invention;

FIG. 4 is a formal schematic diagram of the independent gluing and drying device for circuit boards in FIG. 1;

FIG. 5 is a C-C sectional view of the circuit board independent gluing and drying device of the invention shown in FIG. 4;

FIG. 6 is an enlarged view of the circuit boards of the present invention at D of the independent gluing and drying device;

FIG. 7 is an enlarged view of the circuit board independent gluing and drying device at E in FIG. 5;

fig. 8 is a schematic structural view of the air cylinders in fig. 5 of the circuit board independent gluing and drying device of the invention.

The reference numbers are as follows:

1. a circuit board; 2. a conveyor belt; 21. a tooth portion; 3. a motor; 4. a drying chamber; 41. a cavity; 5. a frame; 6. a fan; 61. a hose; 62. an output pipe; 63. a spray head; 7. a swing mechanism; 71. a gear; 72. a rotating shaft; 73. a frame body; 74. a rotor blade; 8. a toggle mechanism; 81. a cylinder; 82. an air inlet; 83. an air outlet; 84. a piston rod; 85. a return spring; 86. a poking plate; 87. a hinged lever; 9. a sub-board; 91. a connecting spring; 10. supporting the elastic sheet; 11. a gluing device; 12. a control valve; 13. and a gasket.

Detailed Description

The invention will be further illustrated with reference to the following figures 1 to 8 and examples:

the utility model provides a circuit board is independent rubber coating and drying device separately, includes frame 5, be provided with conveyer belt 2 in the frame 5, conveyer belt 2 passes through the drive of motor 3, and conveyer belt 2 is used for conveying circuit board 1, 5 one side of frame is provided with drying chamber 4, and the opposite side is provided with rubber coating device 11, be provided with swing mechanism 7 in the drying chamber 4, swing mechanism 7 one side is provided with toggle mechanism 8, be provided with drying mechanism on the drying chamber 4. According to the invention, the motor 3 is used for driving the conveyer belt 2, the circuit board 1 to be glued is firstly placed on the conveyer belt 2, the conveyer belt 2 conveys the circuit board 1 to the gluing device 11, the gluing device 11 is the prior art, and no redundant description is given here, so that the position of the circuit board 1 to be glued is glued, the effective fixation of electronic elements on the circuit board 1 is ensured, the circuit board is continuously conveyed into the drying chamber 4 for drying after gluing is finished, when the circuit board 1 is dried in the drying chamber 4, the swinging mechanism 7 arranged inside can swing under the driving of the conveyer belt 2, thereby accelerating the flow of hot air emitted from the drying mechanism, reducing the time for rapidly spreading the hot air to each place in the drying chamber 4, reducing the temperature difference between the corners and the central position of the drying chamber 4, improving the drying efficiency of the circuit board 1, and being capable of gluing a plurality of circuit boards 1, The efficiency is rapidly improved through the integrated drying operation, meanwhile, hot air of the drying mechanism can drive the shifting mechanism 8 to work, the drying chamber 4 can be preheated by the drying mechanism in advance before the circuit board 1 is processed, the shifting mechanism 8 is driven to work while preheating, so that the conveyer belt 2 positioned above the drying mechanism can be knocked, attachments on the conveyer belt 2 fall off, and the swinging mechanism 7 is matched to accelerate the falling of the attachments, so that the attachments are prevented from flowing and falling off in the drying chamber 4 under the blowing of the hot air in the formal processing process and then fall on the adhesive coating which is not dried and solidified, the processing quality of the circuit board 1 is improved, and the practical value of the invention is improved; in addition, the invention can be provided with a plurality of gluing devices 11 and drying chambers 4, thereby realizing the purpose that the respective gluing processing does not interfere with each other and further improving the processing efficiency of the circuit board 1; two sides of the drying chamber 4 are movably provided with a plugging door through a hinge, and the plugging door is provided with an inlet and an outlet for the conveying belt 2 and the circuit board 1 to enter and exit.

In this embodiment, the drying mechanism includes a blower 6, a hose 61, an output pipe 62, and a nozzle 63; fan 6 fixed mounting is in frame 5, output tube 62 is along drying chamber 4's length direction fixed mounting on drying chamber 4's upper surface, is connected through hose 61 between fan 6 and the output tube 62, be provided with cavity 41 on drying chamber 4's the lateral wall, communicate between output tube 62 and the cavity 41, equidistant interval is provided with a plurality of shower nozzle 63 on roof and the interior diapire in drying chamber 4, shower nozzle 63 and the inside intercommunication of cavity 41. According to the invention, through the arranged drying mechanism, when the circuit board 1 is processed, the fan 6 is started, hot air blown out by the fan 6 passes through the hose 61 and then is introduced into the output pipe 62 and then enters the cavity 41, so that the whole cavity 41 is filled with the hot air and then is sprayed out from the spray head 63, the circuit board 1 in the drying chamber 4 is dried, heat absorbed by the cavity 41 can keep the temperature in the drying chamber 4, even if the fan 6 stops working, the temperature in the drying chamber 4 can be kept for a period of time instead of being quickly overflowed, and the utilization efficiency of the hot air is improved.

In this embodiment, the swing mechanism 7 includes a gear 71, a rotating shaft 72, a frame body 73 and rotating blades 74, tooth portions 21 are disposed on two sides of the conveying belt 2, the gear 71 is in meshing transmission with the tooth portions 21, a plurality of frame bodies 73 are fixedly connected to two side walls of the drying chamber 4 in a staggered manner, the rotating shaft 72 is rotatably connected to one end portion, facing the conveying belt 2, of the frame body 73, the gear 71 is fixedly disposed on the rotating shaft 72, and at least two rotating blades 74 are fixedly connected to the upper end of the rotating shaft 72. According to the invention, the swing mechanism 7 is arranged, so that in the transmission process of the conveyer belt 2, the tooth part 21 is meshed with the gears 71 at two sides in the advancing direction, the gears 71 are driven to rotate, the gears 71 drive the rotating shafts 72 to rotate, the rotating shafts 72 drive the rotating blades 74 to rotate, the rotating blades 74 rotate to accelerate the flowability of air flow in the drying chamber 4, the drying efficiency of the circuit board 1 is improved, hot air can be rapidly filled in the whole drying chamber 4 during initial work, the temperature difference during initial work is reduced, and the drying efficiency of the circuit board 1 is higher; the conveying belt 2 can convey the circuit board 1 and can drive the swing mechanism 7 to work, so that the connection between the mechanisms is realized, and the overall processing efficiency is improved.

In this embodiment, the toggle mechanism 8 includes an air cylinder 81, an air inlet 82, an air outlet 83, a piston rod 84, a return spring 85, a toggle plate 86 and a hinge rod 87, one end of the hinge rod 87 is fixedly connected to the lower surface of the frame body 73, the other end of the hinge rod 87 is hinged to the middle of the toggle plate 86, the number of the air cylinders 81 is the same as that of the frame body 73 and the toggle plate 86, the air cylinders 81 are fixedly arranged on the side wall of the drying chamber 4, the air inlet 82 of the air cylinder 81 is communicated with the cavity 41, the air outlet 83 of the air cylinder 81 is arranged in the middle or at the bottom of the air cylinder 81, the piston rod 84 is slidably connected inside the air cylinder 81, the piston rod 84 is connected with the inner top wall of the air cylinder 81 through the return spring 85, the bottom end of the piston rod 84 is hinged to the end of the toggle plate 86, and the control valves 12 are connected in series to the air inlet 82 and the air outlet 83. According to the invention, through the toggle mechanism 8, hot gas filled in the cavity 41 enters the cylinder 81 from the air inlet 82, so that the piston rod 84 is pushed to move, the piston rod 84 extends out to push the connected toggle plate 86 to swing along the hinged rod 87, the toggle plate 86 can knock the conveying belt 2, then the control valve 12 in the air inlet 82 is closed, the control valve 12 in the air outlet 83 is opened, at the moment, the reset spring 85 drives the piston rod 84 to reset, the gas in the conveying belt is sprayed out from the air outlet 83, the piston rod 84 drives the toggle plate 86 to return, and the knocking vibration on the conveying belt 2 can be realized by reciprocating, so that the conveying belt 2 can be cleaned by matching with the hot gas sprayed out of the spray head 63, and attachments and dust on the conveying belt 2 are removed; on one hand, hot air blown out by the fan 6 can dry the circuit board 1; on the other hand can drive toggle mechanism 8 and carry out work, and the effect of conveying belt 2 clearance is realized to cooperation swing mechanism 7.

In this embodiment, the end of the toggle plate 86 extending into the conveyor belt 2 is further provided with an auxiliary plate 9, a Y-shaped structure is formed between the auxiliary plate 9 and the toggle plate 86, and the end of the toggle plate 86 is made of soft material; the end of the auxiliary plate 9 is connected with the poking plate 86 through a connecting spring 91; the toggle plate 86 is provided in an arc-shaped configuration, and when the toggle plate 86 swings, the end of the sub-plate 9 contacts the bottom surface of the conveyor belt 2 before the toggle plate 86. According to the invention, the auxiliary plate 9 is arranged, so that the bottom surface of the conveying belt 2 can be contacted with the end of the poking plate 86, the end part of the soft rubber material can be tightly pressed against the conveying belt 2 to deform, and the contact area with the conveying belt 2 is increased, so that the auxiliary plate 9 and the poking plate 86 can knock the conveying belt 2 twice, the knocking effect obtained by the superposition of two times of vibration is more obvious, and the cleaning effect on attachments on the conveying belt 2 is better.

In this embodiment, a supporting elastic sheet 10 is fixedly connected to the lower surface of one side of the auxiliary plate 9, and the supporting elastic sheet 10 is configured into a U-shaped structure; the included angle between the auxiliary plate 9 and the poking plate 86 is 15-45 degrees, and the joint of the auxiliary plate 9 and the poking plate 86 is fixed by welding; the piston rod 84 is provided with a sealing gasket 13, and the sealing gasket 13 is made of a fluororubber material. According to the invention, the supporting elastic sheet 10 is arranged, so that effective supporting can be carried out when the end part of the auxiliary plate 9 is propped against and deformed, the supporting effect of the end part contact part is further enhanced, when the end part of the auxiliary plate 9 is separated from the conveying belt 2, the rebound force of the supporting elastic sheet 10 can enable the end part of the auxiliary plate 9 to impact the conveying belt 2 again, the knocking effect is further ensured, and the cleaning effect is enhanced.

A use method of a circuit board independent gluing and drying device comprises the circuit board independent gluing and drying device, and comprises the following steps:

s1, firstly, starting a motor 3 to drive a conveyer belt 2 to transmit, starting a fan 6 without placing a circuit board 1 on the conveyer belt 2, and ejecting hot air blown out from the fan 6 through a hose 61, an output pipe 62, a head and a nozzle 63 in sequence to impact and clean attachments on the conveyer belt 2;

s2, controlling the control valve 12 of the air inlet 82 in the toggle mechanism 8 to be opened, enabling hot air to enter the air cylinder 81, and accordingly pushing the piston rod 84 to move, enabling the piston rod 84 to extend out to push the connected toggle plate 86 to swing along the hinged rod 87, enabling the toggle plate 86 to knock the conveying belt 2, then enabling the control valve 12 in the air inlet 82 to be closed, enabling the control valve 12 in the air outlet 83 to be opened, enabling the reset spring 85 to drive the piston rod 84 to reset at the moment, ejecting air in the conveying belt from the air outlet 83, enabling the piston rod 84 to drive the toggle plate 86 to return, and achieving knocking vibration on the conveying belt 2 in a reciprocating mode, so that hot air ejected by the spray head 63 can be matched to clean the conveying belt 2, and attachments and dust on the conveying belt 2 can be removed;

s3, after the toggle mechanism 8 is closed, the circuit board 1 is placed on the conveyer belt 2, so that the circuit board 1 is conveyed to the position of the gluing device 11, and the gluing device 11 is used for gluing the position, which needs gluing and fixing, on the circuit board 1;

s4, after the glue is applied, the conveyer belt 2 conveys the circuit board 1 after the glue is applied to the drying chamber 4 for drying, the conveyer belt 2 drives the fixedly arranged tooth part 21 to be meshed with the gear 71 in the swing mechanism 7 in the conveying process, the gear 71 rotates to drive the rotating shaft 72 to rotate, the rotating shaft 72 is rotatably arranged on the frame body 73, and the rotating blade 74 fixedly arranged at the end part of the rotating shaft 72 rotates along with the rotating shaft, so that the flow of hot air is promoted, and the aim of drying the circuit board 1 is fulfilled.

The invention has the beneficial effects that:

when the circuit board drying machine is used, the motor 3 drives the conveying belt 2, firstly, a circuit board 1 needing to be coated with glue is placed on the conveying belt 2, the conveying belt 2 conveys the circuit board 1 to the position of the gluing device 11, the gluing device 11 is the prior art, and redundant description is not repeated here, so that the position of the circuit board 1 needing to be coated with glue is coated with glue, effective fixation of electronic elements on the circuit board 1 is guaranteed, the circuit board is conveyed into the drying chamber 4 for drying after the gluing is finished, when the circuit board 1 is dried in the drying chamber 4, the swinging mechanism 7 arranged inside the circuit board 1 can swing under the driving of the conveying belt 2, and accordingly, the flow of hot air emitted by the drying mechanism is accelerated, the time for rapidly spreading the hot air to each position in the drying chamber 4 is shortened, the temperature difference between the corners and the central position of the drying chamber 4 is reduced, the drying efficiency of the circuit board 1 is improved, and a plurality of circuit boards 1 can be coated with glue, The efficiency is rapidly improved through the integrated drying operation, meanwhile, hot air of the drying mechanism can drive the shifting mechanism 8 to work, the drying chamber 4 can be preheated by the drying mechanism in advance before the circuit board 1 is processed, the shifting mechanism 8 is driven to work while preheating, so that the conveyer belt 2 positioned above the drying mechanism can be knocked, attachments on the conveyer belt 2 fall off, and the swinging mechanism 7 is matched to accelerate the falling of the attachments, so that the attachments are prevented from flowing and falling off in the drying chamber 4 under the blowing of the hot air in the formal processing process and then fall on the adhesive coating which is not dried and solidified, the processing quality of the circuit board 1 is improved, and the practical value of the invention is improved; in addition, the invention can be provided with a plurality of gluing devices 11 and drying chambers 4, thereby realizing the purpose that the respective gluing processing does not interfere with each other and further improving the processing efficiency of the circuit board 1;

through the drying mechanism, when the circuit board 1 is processed, the fan 6 is started, hot air blown out by the fan 6 passes through the hose 61 and then is introduced into the output pipe 62 and then enters the cavity 41, the whole cavity 41 is sprayed out from the spray head 63 after being filled with the hot air, the circuit board 1 in the drying chamber 4 is dried, heat absorbed by the cavity 41 can keep the temperature in the drying chamber 4, even if the fan 6 stops working, the temperature in the drying chamber 4 can be kept for a period of time instead of being quickly overflowed, and the utilization efficiency of the hot air is improved;

according to the invention, the swing mechanism 7 is arranged, so that in the transmission process of the conveyer belt 2, the tooth part 21 is meshed with the gears 71 at two sides in the advancing direction, the gears 71 are driven to rotate, the gears 71 drive the rotating shafts 72 to rotate, the rotating shafts 72 drive the rotating blades 74 to rotate, the rotating blades 74 rotate to accelerate the flowability of air flow in the drying chamber 4, the drying efficiency of the circuit board 1 is improved, hot air can be rapidly filled in the whole drying chamber 4 during initial work, the temperature difference during initial work is reduced, and the drying efficiency of the circuit board 1 is higher; the conveying belt 2 can convey the circuit board 1 and can drive the swing mechanism 7 to work, so that the connection between the mechanisms is realized, and the overall processing efficiency is improved;

through the toggle mechanism 8, hot gas filled in the cavity 41 enters the cylinder 81 from the air inlet 82, so that the piston rod 84 is pushed to move, the piston rod 84 extends out to push the connected toggle plate 86 to swing along the hinge rod 87, the toggle plate 86 can knock the conveyer belt 2, then the control valve 12 in the air inlet 82 is closed, the control valve 12 in the air outlet 83 is opened, at the moment, the reset spring 85 drives the piston rod 84 to reset, the gas in the conveyer belt is sprayed out from the air outlet 83, the piston rod 84 drives the toggle plate 86 to return, the knocking vibration on the conveyer belt 2 can be realized by reciprocating, and the hot gas sprayed out by the spray head 63 is matched to clean the conveyer belt 2, so that attachments and dust on the conveyer belt 2 are removed; on one hand, hot air blown out by the fan 6 can dry the circuit board 1; on the other hand, the stirring mechanism 8 can be driven to work, and the effect of cleaning the conveying belt 2 is realized by matching with the swinging mechanism 7;

the auxiliary plate 9 is arranged, so that the bottom surface of the conveying belt 2 can be contacted with the bottom surface of the shifting plate 86, the end part of the soft rubber material can be tightly abutted against the conveying belt 2 to deform, the contact area with the conveying belt 2 is increased, the auxiliary plate 9 and the shifting plate 86 can knock the conveying belt 2 twice, the knocking effect obtained by two-time vibration superposition is more remarkable, and the cleaning effect on attachments on the conveying belt 2 is better; simultaneously through the support shell fragment 10 that is provided with to can support to carry out effectual support when tight deformation at the 9 tip of subplate, and then strengthen the supporting effect of tip contact department, when 9 tip of subplate will break away from with conveyer belt 2, the bounce that supports shell fragment 10 can make 9 tip of subplate strike with conveyer belt 2 once more, thereby further guarantee to strike the effect, reinforcing clearance effect.

The embodiments of the present invention are disclosed as the preferred embodiments, but not limited thereto, and those skilled in the art can easily understand the spirit of the present invention and make various extensions and changes without departing from the spirit of the present invention.