Airing rack for circuit board production

Abstract

The utility model discloses an airing rack for circuit board production, which comprises an outer box, a motor is arranged in the outer box, the output end of the motor is fixedly connected with a first rotating shaft, a second rotating shaft rotationally connected with the outer box is arranged below the first rotating shaft, and a third rotating shaft rotationally connected with the outer box is arranged below the second rotating shaft. Gears which are sequentially meshed are fixedly connected to the exteriors of the first rotating shaft, the second rotating shaft and the third rotating shaft, first mounting plates are fixedly connected to the other ends of the first rotating shaft, the second rotating shaft and the third rotating shaft, fixed plates are fixedly connected to the bottoms of the first mounting plates, and clamping plates can be extruded by arranging springs; according to the circuit board drying device, a plurality of circuit boards with different sizes can be fixed, rotation of the circuit boards is finally achieved through meshing of a plurality of gears, the drying machine can evenly dry the front faces and the back faces of the circuit boards, the drying efficiency of the circuit boards is improved, and therefore the production efficiency is improved.

Description

Technical Field

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

[0002] The circuit board is composed of an integrated circuit, a quartz oscillator, a fine-tuning capacitor and a printed circuit board. The names of the circuit boards include: ceramic circuit board, alumina ceramic circuit board, aluminum nitride ceramic circuit board, etc. The circuit board makes the circuit miniaturized and intuitive, and plays an important role in the mass production of fixed circuits and optimizing the layout of electrical appliances.

[0003] During the production process of circuit boards, they need to be cleaned and dried after cleaning. The existing drying racks for circuit board production are only composed of several ordinary drying trays and dryers. The circuit boards are placed on the drying trays and dried using dryers. Due to its simple structure, the circuit boards cannot be turned over for uniform drying, resulting in the circuit boards taking more time to completely dry, which leads to low production efficiency. Utility Model Content

[0004] The purpose of the utility model is to provide a drying rack for circuit board production to solve the problems raised in the above background technology.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a drying rack for circuit board production, comprising an outer box, a motor is installed inside the outer box, an output end of the motor is fixedly connected to a first rotating shaft, a second rotating shaft rotatably connected to the outer box is arranged below the first rotating shaft, a third rotating shaft rotatably connected to the outer box is arranged below the second rotating shaft, the outsides of the first rotating shaft, the second rotating shaft and the third rotating shaft are all fixedly connected with gears meshing in sequence, the other ends of the first rotating shaft, the second rotating shaft and the third rotating shaft are all fixedly connected to a first mounting plate, a sliding groove is provided on one side of the first mounting plate, a screw is rotatably connected to the inner wall of the sliding groove, a slider is threadedly connected to the outer surface of the screw, a movable plate is fixedly connected to the side surface of the slider, a fixed plate is fixedly connected to the bottom of the first mounting plate below the movable plate, and corresponding surfaces of the fixed plate and the movable plate are fixedly connected to two second mounting plates, a plurality of spring columns are movably arranged inside the two second mounting plates, a clamping plate is fixedly connected to the other side of the plurality of spring columns, and a spring is arranged on the outer surface of the spring column between the clamping plate and the second mounting plate.

[0006] Optionally, a triangular block is fixedly connected to one side of the clamping plate, and the inclined surfaces of the triangular block are close to each other.

[0007] Optionally, a fixed hexagonal nut is fixedly connected to the top of the screw rod.

[0008] Optionally, one end of the spring is fixedly connected to the second mounting plate, and the other end of the spring is fixedly connected to the clamping plate.

[0009] Optionally, two dryers are installed inside the outer box on one side of the second mounting plate.

[0010] Optionally, an outer box door is installed on one side of the outer box, and a space is provided between the triangular block and the inner wall of the outer box.

[0011] Compared with the prior art, the beneficial effects of the utility model are:

[0012] 1. The drying rack for circuit board production can fix multiple circuit boards of different sizes by setting a spring to squeeze the clamping plate and cooperating the movable plate with the fixed plate. The rotation of multiple circuit boards is finally realized through the meshing of multiple gears, so that the dryer can evenly dry the front and back of the circuit board, thereby improving the drying efficiency of the circuit board and thus improving the production efficiency.

[0013] 2. The drying rack for circuit board production has triangular blocks corresponding to one side of the clamping plate. When the circuit board needs to be inserted between the two clamping plates, since the inclined surface of the triangular block faces the clamping plate, the circuit board can be directly and vertically inserted from between the two corresponding triangular blocks into between the two clamping plates, without manually prying the two clamping plates apart, and loading is convenient and quick. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 This is a schematic diagram of the overall structure of a drying rack for circuit board production according to the utility model;

[0015] Figure 2 This is a schematic diagram of the structure of a motor in a drying rack for circuit board production according to the utility model;

[0016] Figure 3 This is a schematic diagram of the structure of the gears in a drying rack for circuit board production according to the utility model;

[0017] Figure 4 This is a schematic diagram of the structure of a clamping plate in a drying rack for circuit board production according to the utility model;

[0018] Figure 5 The utility model is a structural schematic diagram of a sliding block in a drying rack for circuit board production.

[0019] In the figure: 1. outer box; 2. motor; 3. first rotating shaft; 4. second rotating shaft; 5. third rotating shaft; 6. gear; 7. first mounting plate; 8. fixed plate; 9. slide groove; 10. screw rod; 11. slider; 12. movable plate; 13. fixed hexagonal nut; 14. second mounting plate; 15. spring column; 16. clamping plate; 17. spring; 18. triangular block; 19. dryer; 20. outer box door. DETAILED DESCRIPTION

[0020] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0021] See also Figures 1 to 5 The utility model provides a drying rack for circuit board production, including an outer box 1, a motor 2 is installed inside the outer box 1, an output end of the motor 2 is fixedly connected to a first rotating shaft 3, a second rotating shaft 4 rotatably connected to the outer box 1 is arranged below the first rotating shaft 3, a third rotating shaft 5 rotatably connected to the outer box 1 is arranged below the second rotating shaft 4, the first rotating shaft 3, the second rotating shaft 4 and the third rotating shaft 5 are all fixedly connected to the outside with gears 6 meshed in sequence, by providing the gear 6, when the first rotating shaft 3 rotates, the second rotating shaft 4 and the third rotating shaft 5 can be driven to rotate at the same time, the other ends of the first rotating shaft 3, the second rotating shaft 4 and the third rotating shaft 5 are all fixedly connected to a first mounting plate 7, a slide groove 9 is provided on one side of the first mounting plate 7, a screw 10 is rotatably connected to the inner wall of the slide groove 9, a slider 11 is threadedly connected to the outside of the screw 10, a movable plate 12 is fixedly connected to the side surface of the slider 11, and a movable plate 12 is arranged below the movable plate 12 A fixed plate 8 is fixedly connected to the bottom of the first mounting plate 7. A screw 10 is provided. The rotation of the screw 10 can make the movable plate 12 move toward the fixed plate 8 to vertically clamp the circuit board, and circuit boards of different heights can be placed between the movable plates 12 and the fixed plates 8 in different horizontal rows. Two second mounting plates 14 are fixedly connected to the corresponding surfaces of the fixed plates 8 and the movable plates 12. A plurality of spring columns 15 are movably provided inside the two second mounting plates 14. A clamping plate 16 is fixedly connected to the other sides of the plurality of spring columns 15. A spring 17 is provided on the outer surface of the spring column 15 between the clamping plate 16 and the second mounting plate 14. By providing the spring 17, the spring 17 can squeeze the clamping plate 16, so that circuit boards of different widths can be placed between the clamping plates 16 in different horizontal rows and clamped laterally, making the entire device more versatile and convenient for subsequent rotation after clamping.

[0022] A triangular block 18 is fixedly connected to one side of the clamping plate 16, and the inclined surfaces of the triangular block 18 are close to each other. By providing the triangular block 18, when the circuit board needs to be inserted between the clamping plates 16, it can be directly squeezed into the space between the triangular blocks 18 from the inclined surfaces between the triangular blocks 18 and then reach between the clamping plates 16.

[0023] A fixed hexagonal nut 13 is fixedly connected to the top of the screw rod 10. By providing the fixed hexagonal nut 13, a wrench can be used to screw the fixed hexagonal nut 13 to rotate the screw rod 10.

[0024] One end of the spring 17 is fixedly connected to the second mounting plate 14 , and the other end of the spring 17 is fixedly connected to the clamping plate 16 .

[0025] Two dryers 19 are installed inside the outer box 1 on one side of the second mounting plate 14, and the two dryers 19 can dry the circuit boards.

[0026] An outer box door 20 is installed on one side of the outer box 1 , and a space is provided between the triangular block 18 and the inner wall of the outer box 1 , and the circuit board can be conveniently inserted between the triangular blocks 18 through the space between the triangular blocks 18 and the inner wall of the outer box 1 .

[0027] The motor 2 is a conventional rotatable motor in the prior art, and the rotation of the motor 2 can drive the first rotating shaft 3 to rotate.

[0028] The dryer 19 is a conventional drying device in the prior art, and the dryer 19 can dry the circuit board to make it dry.

[0029] Working principle: For the drying rack for circuit board production, the operator first opens the outer box door 20, takes several circuit boards to be dried into the outer box 1 in turn, and inserts them between the two clamping plates 16 at the top of the fixed plate 8 and the two clamping plates 16 at the bottom of the movable plate 12. The spring 17 will be compressed to clamp the circuit board horizontally through the clamping plates 16. Then, the fixed hexagonal nut 13 can be screwed with a wrench according to the height of the circuit board. When the fixed hexagonal nut 13 rotates, the screw 10 rotates together, so that the slider 11, the movable plate 12 and the clamping plate 16 at the bottom move toward the direction of the circuit board and cooperate with the fixed plate 8 to clamp the electric plate. Then, the motor 2 is started, and the rotation of the motor 2 drives the first rotating shaft 3 and the first rotating shaft 3 The external gear 6 rotates, causing the other meshing gears 6 to rotate together, thereby causing the second rotating shaft 4 and the third rotating shaft 5 to rotate together, and finally causing all the circuit boards to rotate together. The outer box door 20 is closed and the dryer 19 is turned on to dry the circuit boards evenly and quickly, thereby improving the drying efficiency of the circuit boards and thus improving the production efficiency. A triangular block 18 is correspondingly provided on one side of the clamping plate 16. When the circuit board needs to be inserted between the two clamping plates 16, since the inclined surface of the triangular block 18 faces the clamping plate 16, the circuit board can be directly and vertically inserted from between the two corresponding triangular blocks 18 into between the two clamping plates 16. There is no need to manually pry apart the two clamping plates 16, and loading is convenient and quick.

[0030] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A drying rack for circuit board production, comprising an outer box (1), characterized in that: A motor (2) is installed inside the outer box (1), and the output end of the motor (2) is fixedly connected to a first rotating shaft (3), a second rotating shaft (4) rotatably connected to the outer box (1) is arranged below the first rotating shaft (3), and a third rotating shaft (5) rotatably connected to the outer box (1) is arranged below the second rotating shaft (4), and the outsides of the first rotating shaft (3), the second rotating shaft (4) and the third rotating shaft (5) are all fixedly connected to gears (6) meshing in sequence, and the other ends of the first rotating shaft (3), the second rotating shaft (4) and the third rotating shaft (5) are all fixedly connected to a first mounting plate (7), and a slide groove (9) is provided on one side of the first mounting plate (7), and the inner wall of the slide groove (9) is rotatably connected to the outer box (1). A screw rod (10) is connected, the external thread of the screw rod (10) is connected to a slider (11), the side surface of the slider (11) is fixedly connected to a movable plate (12), the bottom of the first mounting plate (7) below the movable plate (12) is fixedly connected to a fixed plate (8), the corresponding surfaces of the fixed plate (8) and the movable plate (12) are fixedly connected to two second mounting plates (14), a plurality of spring columns (15) are movably arranged inside the two second mounting plates (14), the other sides of the plurality of spring columns (15) are fixedly connected to a clamping plate (16), and a spring (17) is arranged on the outer surface of the spring column (15) between the clamping plate (16) and the second mounting plate (14).

2. A drying rack for circuit board production according to claim 1, characterized in that: A triangular block (18) is fixedly connected to one side of the clamping plate (16), and the inclined surfaces of the triangular block (18) are close to each other.

3. A drying rack for circuit board production according to claim 1, characterized in that: A fixed hexagonal nut (13) is fixedly connected to the top of the screw rod (10).

4. A drying rack for circuit board production according to claim 1, characterized in that: One end of the spring (17) is fixedly connected to the second mounting plate (14), and the other end is fixedly connected to the clamping plate (16).

5. A drying rack for circuit board production according to claim 1, characterized in that: Two dryers (19) are installed inside the outer box (1) on one side of the second mounting plate (14).

6. A drying rack for circuit board production according to claim 2, characterized in that: An outer box door (20) is installed on one side of the outer box (1), and a space is provided between the triangular block (18) and the inner wall of the outer box (1).

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