Drying device for circuit board

Abstract

The utility model discloses a circuit board drying device which comprises a drying box, a first motor is fixedly installed on the left side of the drying box, a threaded rod is fixedly installed at the output end of the first motor, a movable block is installed on the surface of the threaded rod in a threaded mode, and an electric push rod is fixedly installed on the surface of the movable block. A thread block is driven to move through the arrangement of a clamping assembly, a to-be-dried circuit board body is clamped, the situation that the circuit board body falls off during rotation is prevented, when the splitter plate moves to the right side of the drying box, through the arrangement of a transmission assembly, the splitter plate is driven to rotate, and the splitter plate is driven to rotate. The fixed circuit board body is driven to rotate anticlockwise, so that the circuit board body rotates to the right side of the drying box, at the moment, the non-dried side of the circuit board body is located on the upper portion, hot air continues to be sprayed out through the drying nozzle, the other side of the circuit board body can be dried, and the drying effect is better.

Description

Technical Field

[0001] The utility model relates to the technical field of circuit board processing, in particular to a drying device for circuit boards. Background Art

[0002] The names of circuit boards include ceramic circuit boards, alumina ceramic circuit boards, aluminum nitride ceramic circuit boards, circuit boards, PCB boards, aluminum substrates, high-frequency boards, thick copper boards, impedance boards, PCBs, ultra-thin circuit boards, ultra-thin circuit boards, printed (copper etching technology) circuit boards, etc. Circuit boards miniaturize and visualize circuits, and play an important role in the mass production of fixed circuits and the optimization of electrical appliance layouts. In the production of circuit boards, a series of performance tests need to be conducted on the circuit boards, including water resistance tests. After the water resistance test, drying equipment is required to dry and dehumidify the circuit boards.

[0003] Existing drying devices for circuit boards cannot quickly and comprehensively dry circuit boards. Often, only one side of the circuit board can be dried. After drying one side of the circuit board, the circuit board needs to be manually turned over, resulting in low drying efficiency of the circuit board, which is not conducive to the processing of the circuit board. Therefore, a drying device for circuit boards is proposed. Utility Model Content

[0004] In view of the deficiencies in the prior art, the present invention provides a drying device for a circuit board, which solves the problems in the above-mentioned background technology.

[0005] In order to achieve the above purpose, the present invention adopts the following technical solutions:

[0006] A drying device for circuit boards, comprising a drying box, wherein a first motor is fixedly mounted on the left side of the drying box, a threaded rod is fixedly mounted on the output end of the first motor, a moving block is threadedly mounted on the surface of the threaded rod, an electric push rod is fixedly mounted on the surface of the moving block, a diverter plate is fixedly mounted on the output end of the electric push rod, a drying nozzle is fixedly mounted on the bottom surface of the diverter plate, a transmission assembly is provided on the surface of the drying box, a second rotating shaft is rotatably mounted inside the drying box, a rotating plate is fixedly mounted on the other end of the second rotating shaft, a clamping assembly is provided inside the rotating plate, a clamping plate is fixedly mounted on the output end of the clamping assembly, and a circuit board body is provided on the surface of the clamping plate.

[0007] Preferably, a hot air blower is fixedly mounted on the top surface of the drying box, an air supply pipe is fixedly mounted on the surface of the hot air blower, and a second telescopic pipe is fixedly mounted on one end of the air supply pipe.

[0008] Preferably, a fixed tube is fixedly installed inside the moving block, a first telescopic tube is fixedly installed at the bottom end of the fixed tube, the bottom end of the first telescopic tube is fixedly connected to the diverter plate, and the top end of the fixed tube is fixedly connected to the second telescopic tube.

[0009] Preferably, a limiting block is fixedly installed on the top surface of the moving block, a limiting groove is provided inside the drying box, and the limiting block is slidably connected to the limiting groove.

[0010] Preferably, the transmission assembly includes a fixed block fixedly installed on the right side of the drying box, a first rotating shaft is rotatably installed inside the fixed block, a second bevel gear is fixedly installed on one end of the first rotating shaft, a first pulley is fixedly installed on the other end of the first rotating shaft, and a belt is provided on the surface of the first pulley.

[0011] Preferably, a first bevel gear is fixedly mounted on one end of the threaded rod, a second pulley is fixedly mounted on one end of the second rotating shaft, the first bevel gear is meshed with the second bevel gear, and the second pulley is fitted to the belt.

[0012] Preferably, the clamping assembly includes a second motor fixedly mounted on the surface of the rotating plate, a bidirectional screw is fixedly mounted on the output end of the second motor, and a threaded block is threadedly mounted on the surface of the bidirectional screw.

[0013] Preferably, an air outlet pipe is fixedly installed on the top surface of the drying box, a sealing door is hingedly installed on the front of the drying box, a dustproof plate is provided inside the air outlet pipe, and an observation window is provided on the surface of the sealing door.

[0014] Compared with the prior art, the beneficial effects of the present invention are:

[0015] 1. The circuit board drying device drives the threaded block to move by setting the clamping assembly, so that the clamping plate moves and clamps the circuit board body to be dried to prevent the circuit board body from falling when rotating.

[0016] 2. This circuit board drying device, when the diverter plate moves to the right side of the drying box, drives the fixed circuit board body to rotate counterclockwise through the setting of the transmission component, so that the circuit board body rotates to the right side of the drying box. At this time, the undried side of the circuit board body is located at the top, and the drying nozzle continues to spray hot air to dry the other side of the circuit board body, achieving a better drying effect. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 This is a schematic diagram of the structure of the positive measurement of the utility model;

[0018] Figure 2It is a structural diagram of the internal structure of the utility model;

[0019] Figure 3 This is a cross-sectional view of the drying box of the utility model;

[0020] Figure 4 This is a schematic diagram of the structure of the transmission assembly of the utility model;

[0021] Figure 5 This is a cross-sectional view of the clamping assembly of the present invention.

[0022] In the figure: 1. Drying box; 2. First motor; 3. Threaded rod; 4. Moving block; 5. Electric push rod; 6. Diverter plate; 7. Drying nozzle; 8. Fixed pipe; 9. First telescopic pipe; 10. Limit block; 11. Limit groove; 12. Hot air blower; 13. Air supply pipe; 14. Second telescopic pipe; 15. Fixed block; 16. First rotating shaft; 17. Second bevel gear; 18. First pulley; 19. Belt; 20. Second rotating shaft; 21. Second pulley; 22. Rotating plate; 23. Second motor; 24. Bidirectional screw; 25. Threaded block; 26. Clamping plate; 27. Circuit board body; 28. Exhaust pipe; 29. Sealing door; 30. First bevel gear. DETAILED DESCRIPTION

[0023] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the embodiments described are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without making creative efforts are within the scope of protection of the present invention.

[0024] Example: Refer to Figure 1-5The utility model provides a technical solution, a drying device for circuit boards, including a drying box 1, a first motor 2 is fixedly installed on the left side of the drying box 1, a threaded rod 3 is fixedly installed on the output end of the first motor 2, a moving block 4 is threadedly installed on the surface of the threaded rod 3, an electric push rod 5 is fixedly installed on the surface of the moving block 4, a diverter plate 6 is fixedly installed on the output end of the electric push rod 5, a drying nozzle 7 is fixedly installed on the bottom surface of the diverter plate 6, a limiting block 10 is fixedly installed on the top surface of the moving block 4, a limiting groove 11 is provided inside the drying box 1, and the limiting block 10 is slidably connected to the limiting groove 11, through the limiting block 10 The setting of the limiting groove 11 can limit the moving block 4, making the movement of the moving block 4 more stable. The second rotating shaft 20 is rotatably installed inside the drying box 1, and the other end of the second rotating shaft 20 is fixedly installed with a rotating plate 22. The top surface of the drying box 1 is fixedly installed with an air outlet pipe 28, and the front of the drying box 1 is hingedly installed with a sealing door 29, and the inside of the air outlet pipe 28 is provided with a dustproof plate, and the surface of the sealing door 29 is provided with an observation window. The setting of the dustproof plate can prevent dust from entering the interior of the drying box 1 through the air outlet pipe 28. The setting of the observation window makes it convenient for staff to observe the drying conditions inside the drying box 1.

[0025] Specifically, a hot air blower 12 is fixedly installed on the top surface of the drying box 1, and an air supply pipe 13 is fixedly installed on the surface of the hot air blower 12. A second telescopic tube 14 is fixedly installed at one end of the air supply pipe 13. A fixed tube 8 is fixedly installed inside the movable block 4, and a first telescopic tube 9 is fixedly installed at the bottom end of the fixed tube 8. The bottom end of the first telescopic tube 9 is fixedly connected to the diverter plate 6, and the top end of the fixed tube 8 is fixedly connected to the second telescopic tube 14. Start the hot air blower 12, and the hot air generated by the hot air blower 12 is input into the diverter plate 6 through the air supply pipe 13, and then sprayed out through the drying nozzle 7 to dry the upper side of the circuit board body 27.

[0026] Specifically, the surface of the drying box 1 is provided with a transmission assembly, which includes a fixed block 15 fixedly mounted on the right side of the drying box 1, and a first rotating shaft 16 is rotatably mounted inside the fixed block 15, one end of the first rotating shaft 16 is fixedly mounted with a second bevel gear 17, and the other end of the first rotating shaft 16 is fixedly mounted with a first pulley 18, and a belt 19 is provided on the surface of the first pulley 18, one end of the threaded rod 3 is fixedly mounted with a first bevel gear 30, and one end of the second rotating shaft 20 is fixedly mounted with a second pulley 21, and the first bevel gear 30 is meshed with the second bevel gear 17, and the second pulley 21 is fitted with the belt 19. Through the setting of the transmission assembly, as the threaded rod 3 rotates, the first bevel gear 30 is driven to rotate, and the first bevel gear 30 is meshed with the second bevel gear 17, so that the second bevel gear 17 rotates, thereby driving the first rotating shaft 16 to rotate, so that the first pulley 18 rotates, and under the action of the belt 19, the second pulley 21 rotates, thereby driving the rotating plate 22 to rotate.

[0027] Specifically, a clamping assembly is provided inside the rotating plate 22, and the clamping assembly includes a second motor 23 fixedly mounted on the surface of the rotating plate 22, a bidirectional screw rod 24 is fixedly mounted on the output end of the second motor 23, and a threaded block 25 is threadedly mounted on the surface of the bidirectional screw rod 24, and a clamping plate 26 is fixedly mounted on the output end of the clamping assembly, and a circuit board body 27 is provided on the surface of the clamping plate 26. Through the setting of the clamping assembly, the output end of the second motor 23 rotates, driving the bidirectional screw rod 24 to rotate, and then driving the threaded block 25 to move, so that the clamping plate 26 moves, clamping the circuit board body 27 to be dried, and preventing the circuit board body 27 from falling during rotation.

[0028] The electrical components mentioned in this article are all connected to an external main controller and 220V AC power, and the main controller can be a conventional known device that performs control such as a computer.

[0029] When in use: start the second motor 23, rotate the output end of the second motor 23, drive the bidirectional screw rod 24 to rotate, and then drive the threaded block 25 to move, so that the clamping plate 26 moves to clamp the circuit board body 27 to be dried, start the hot air blower 12, input the hot air generated by the hot air blower 12 into the diverter plate 6 through the air pipe 13, and then spray it through the drying nozzle 7 to dry the upper side of the circuit board body 27, start the electric push rod 5, and drive the diverter plate 6 to rise and fall through the output end of the electric push rod 5. The height of the drying nozzle 7 can be adjusted to meet different drying needs. When one side of the circuit board body 27 is dried, start the first motor 2, rotate the output end of the first motor 2, drive the threaded rod 3 to rotate, so that the moving block 4 The second bevel gear 17 is engaged with the first bevel gear 17, so that the second bevel gear 17 rotates, thereby driving the first rotating shaft 16 to rotate, and the first pulley 18 is rotated. Under the action of the belt 19, the second pulley 21 is rotated, and then the rotating plate 22 is driven to rotate, driving the fixed circuit board body 27 to rotate counterclockwise, so that the circuit board body 27 is rotated to the right side of the drying box 1. At this time, the undried side of the circuit board body 27 is located at the top, and the hot air is continued to be ejected by the drying nozzle 7 to dry both sides of the circuit board body 27, and the drying effect is better.

[0030] It should be noted that, in this document, relational terms such as first and second, etc., are used only to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any actual relationship or order between these entities or operations. Moreover, the terms "comprises," "comprising," or any other variations thereof are intended to cover non-exclusive inclusion, such that a process, method, article, or apparatus that includes a list of elements includes not only those elements but also other elements not explicitly listed, or elements inherent to such process, method, article, or apparatus.

[0031] Although the embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and variations may be made to these embodiments without departing from the principles and spirit of the present invention, and the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A drying device for a circuit board, comprising a drying box (1), characterized in that: A first motor (2) is fixedly mounted on the left side of the drying box (1), a threaded rod (3) is fixedly mounted on the output end of the first motor (2), a moving block (4) is threadedly mounted on the surface of the threaded rod (3), an electric push rod (5) is fixedly mounted on the surface of the moving block (4), a diverter plate (6) is fixedly mounted on the output end of the electric push rod (5), a drying nozzle (7) is fixedly mounted on the bottom surface of the diverter plate (6), a transmission assembly is provided on the surface of the drying box (1), a second rotating shaft (20) is rotatably mounted inside the drying box (1), a rotating plate (22) is fixedly mounted on the other end of the second rotating shaft (20), a clamping assembly is provided inside the rotating plate (22), a clamping plate (26) is fixedly mounted on the output end of the clamping assembly, and a circuit board body (27) is provided on the surface of the clamping plate (26).

2. A circuit board drying device according to claim 1, characterized in that: A hot air blower (12) is fixedly mounted on the top surface of the drying box (1), an air delivery pipe (13) is fixedly mounted on the surface of the hot air blower (12), and a second telescopic pipe (14) is fixedly mounted on one end of the air delivery pipe (13).

3. A circuit board drying device according to claim 2, characterized in that: A fixed tube (8) is fixedly installed inside the moving block (4), a first telescopic tube (9) is fixedly installed at the bottom end of the fixed tube (8), the bottom end of the first telescopic tube (9) is fixedly connected to the diverter plate (6), and the top end of the fixed tube (8) is fixedly connected to the second telescopic tube (14).

4. A drying device for a circuit board according to claim 1, characterized in that: A limiting block (10) is fixedly mounted on the top surface of the moving block (4), a limiting groove (11) is provided inside the drying box (1), and the limiting block (10) is slidably connected to the limiting groove (11).

5. The drying device for a circuit board according to claim 1, characterized in that: The transmission assembly comprises a fixed block (15) fixedly mounted on the right side of the drying box (1); a first rotating shaft (16) is rotatably mounted inside the fixed block (15); a second bevel gear (17) is fixedly mounted on one end of the first rotating shaft (16); a first pulley (18) is fixedly mounted on the other end of the first rotating shaft (16); and a belt (19) is provided on the surface of the first pulley (18).

6. A circuit board drying device according to claim 5, characterized in that: A first bevel gear (30) is fixedly mounted on one end of the threaded rod (3), a second pulley (21) is fixedly mounted on one end of the second rotating shaft (20), the first bevel gear (30) is meshed with the second bevel gear (17), and the second pulley (21) is fitted with the belt (19).

7. The circuit board drying device according to claim 1, characterized in that: The clamping assembly comprises a second motor (23) fixedly mounted on the surface of the rotating plate (22); a bidirectional screw rod (24) is fixedly mounted on the output end of the second motor (23); and a threaded block (25) is threadedly mounted on the surface of the bidirectional screw rod (24).

8. The circuit board drying device according to claim 1, characterized in that: An air outlet pipe (28) is fixedly mounted on the top surface of the drying box (1), a sealing door (29) is hingedly mounted on the front surface of the drying box (1), a dustproof plate is provided inside the air outlet pipe (28), and an observation window is provided on the surface of the sealing door (29).

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