Circuit board spraying device

Abstract

The utility model discloses a circuit board spraying device which comprises a working table, a spraying box, a sliding rod and a screw rod, the spraying box is fixed at the upper end of the working table, the sliding rod is fixed on the inner wall of the spraying box, the screw rod is rotatably connected to the inner wall of the spraying box and is parallel to the sliding rod, a movable sliding table is connected to the sliding rod in a sliding mode, and the movable sliding table is fixed on the working table. A movable sliding table is arranged at the upper end of the workbench and connected to the screw in a threaded mode, an alternate feeding mechanism is arranged at the upper end of the workbench, a material mixing mechanism is arranged at the upper end of the spraying box, spraying equipment is arranged on the movable sliding table and connected with the material mixing mechanism, and the alternate feeding mechanism comprises a sliding rail, a spraying clamping table, a clamping plate, a positioning handle and an anti-skid pressing block. The mixing mechanism comprises a stirring tank, a stirring roller, a stirring motor and a conveying pipe. The utility model belongs to the technical field of circuit board spraying, and particularly relates to a circuit board spraying device.

Description

Technical Field

[0001] The utility model belongs to the technical field of circuit board spraying, in particular to a circuit board spraying device. Background Art

[0002] Circuit boards are important electronic components that support various electronic components and are used for electrical connections of electronic components. During the production process, it is usually necessary to spray multiple materials on the surface of the substrate to ensure the performance of the circuit board and protect the circuit board surface.

[0003] Existing circuit board spraying devices, such as the one disclosed in application number CN202223358949.8, are provided with a rotating component, which enables the device to have a rotating function. Through an electric telescopic rod, it can be adjusted and clamped according to the size of the circuit board. It is also provided with an exhaust component, which can absorb and collect the paint sprayed by the sprayer in the air, which can effectively prevent people from inhaling it into the body and causing danger.

[0004] However, in actual use, since it takes a certain amount of time to clamp the circuit boards, the existing spraying device can only spray one group of circuit boards, which leads to equipment shutdown during the placement process, low production efficiency, and high labor costs. In addition, during the spraying process, the material to be sprayed tends to solidify and precipitate over time, thereby affecting the quality of the spraying on the circuit board surface. To this end, we propose a circuit board spraying device to solve the above problems. Utility Model Content

[0005] In response to the above situation, in order to overcome the defects of the existing technology, the utility model provides a circuit board spraying device, which effectively solves the problem that the current existing circuit board spraying device can only spray one group of circuit boards, resulting in labor waste when replacing circuit boards, and solves the problem that the paint is easy to settle over time, affecting the coating quality.

[0006] The technical solution adopted by the present invention is as follows: The present invention proposes a circuit board spraying device, including a workbench, a spray box, a slide rod and a screw rod, the spray box is fixed to the upper end of the workbench, the slide rod is fixed on the inner wall of the spray box, the screw rod is rotatably connected to the inner wall of the spray box and is designed to be parallel to the slide rod, a movable slide is slidably connected to the slide rod, and the movable slide is threadedly connected to the screw rod, the upper end of the workbench is provided with an alternating feeding mechanism, the upper end of the spray box is provided with a mixing mechanism, the movable slide is provided with a spraying device, and the spraying device is connected to the mixing mechanism.

[0007] As an improvement of this solution, the alternating feeding mechanism includes a slide rail, a spray clamp, a splint, a positioning handle and an anti-slip pressure block. The slide rail is fixed to the upper end of the workbench, the spray clamp is slidably connected to the slide rail and is provided with two groups, the splint is slidably connected to the upper end of the spray clamp, the positioning handle is threadedly connected to the side wall of the splint, and the anti-slip pressure block is fixed to the bottom of the positioning handle and is tightly arranged against the spray clamp.

[0008] As an improvement of this solution, a U-shaped frame is fixed to the lower end of the upper layer of the workbench, and a positioning buckle is slidably connected to the inner wall of the U-shaped frame, and the positioning buckle is arranged through the upper end of the workbench. A return spring is provided between the bottom of the U-shaped frame and the lower end of the positioning buckle, and a positioning groove is provided at the bottom of the spray clamp, and the positioning buckle is plugged in and connected to the positioning groove.

[0009] As an improvement of this solution, an electromagnet 1 is provided at the bottom of the U-shaped frame, an electromagnet 2 is provided at the bottom of the positioning buckle, and the electromagnet 2 is provided above the electromagnet 1, and a button is provided at the edge of the upper end of the workbench.

[0010] As an improvement of this solution, the mixing mechanism includes a stirring tank, a stirring roller, a stirring motor and a feed pipe. The stirring tank is fixed to the upper end of the spray box, the stirring roller is rotatably connected to the stirring tank, the stirring motor is arranged on the side wall of the stirring tank and the output shaft is connected to the stirring roller, and a feed pipe is connected to the middle of the bottom of the stirring tank, and the lower end of the feed pipe is connected to the spray box.

[0011] As an improvement of this solution, a paint pump is provided at the upper end of the movable slide, and a hose 1 is connected to the paint pump. The other end of the hose 1 passes through the movable slide and is connected to the spraying equipment. The paint pump and the feed pipe are connected through a hose 2.

[0012] As an improvement of this solution, a driving motor is provided on the side wall of the spray box, and the output shaft of the driving motor is connected to the screw rod, and an observation window is provided on the front end of the spray box.

[0013] As an improvement of this solution, the positioning buckle is arranged between the U-shaped frame and the spray clamping platform, and the electromagnet 2, the electromagnet 1 and the return spring are coaxially arranged.

[0014] The beneficial effects achieved by the utility model using the above structure are as follows:

[0015] 1. The alternating feeding mechanism is adopted. Through two sets of spraying clamps and the components thereon, two sets of circuit boards can be sprayed alternately. While taking or changing materials, the other set of spraying clamps is used for spraying, which improves the spraying efficiency, avoids labor waste, and reduces labor costs.

[0016] 2. It is equipped with a mixing mechanism. Through the stirring tank and stirring roller set on the top, the paint can be continuously stirred to avoid the problem of precipitation affecting the surface quality of the coating. In conjunction with the spraying equipment, the paint can be evenly applied to the surface of the circuit board. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 This is a schematic diagram of the overall structure of a circuit board spraying device proposed by the utility model;

[0018] Figure 2 This is a cross-sectional view of a circuit board spraying device proposed by the present invention when viewed from the right side;

[0019] Figure 3 This is a schematic diagram of the internal structure of a circuit board spraying device proposed by the present invention;

[0020] Figure 4 This is a cross-sectional view of a circuit board spraying device proposed by the present invention as viewed from the rear.

[0021] Among them, 1. Workbench; 2. Spray box; 3. Slide rod; 4. Screw; 5. Moving slide; 6. Alternating feeding mechanism; 7. Mixing mechanism; 8. Spraying equipment; 9. Slide rail; 10. Spray clamp; 11. Clamp; 12. Positioning handle; 13. Anti-slip pressure block; 14. U-shaped frame; 15. Positioning buckle; 16. Return spring; 17. Positioning slot; 18. Electromagnet 1; 19. Electromagnet 2; 20. Button; 21. Mixing tank; 22. Mixing roller; 23. Mixing motor; 24. Feed pipe; 25. Paint pump; 26. Hose 1; 27. Hose 2; 28. Drive motor; 29. ​​Observation window.

[0022] The accompanying drawings are used to provide a further understanding of the present invention and constitute a part of the specification. Together with the embodiments of the present invention, they are used to explain the present invention and do not constitute a limitation to the present invention. DETAILED DESCRIPTION

[0023] The technical solutions in the embodiments of the present invention will be clearly and completely described below in conjunction with the drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, rather than all the embodiments; based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without making creative work are within the scope of protection of the present invention.

[0024] like Figure 1 、 Figure 2 、 Figure 3 、 Figure 4As shown, the utility model proposes a circuit board spraying device, including a workbench 1, a spray box 2, a slide rod 3 and a screw 4. The spray box 2 is fixed to the upper end of the workbench 1, the slide rod 3 is fixed to the inner wall of the spray box 2, the screw 4 is rotatably connected to the inner wall of the spray box 2 and is designed to be parallel to the slide rod 3, a movable slide 5 is slidably connected to the slide rod 3, and the movable slide 5 is threadedly connected to the screw 4, an alternating feeding mechanism 6 is provided at the upper end of the workbench 1, a mixing mechanism 7 is provided at the upper end of the spray box 2, a spraying device 8 is provided on the movable slide 5, and the spraying device 8 is connected to the mixing mechanism 7.

[0025] In order to achieve alternating feeding and improve the efficiency of spraying production, the alternating feeding mechanism 6 includes a slide rail 9, a spraying clamp 10, a splint 11, a positioning handle 12 and an anti-slip pressure block 13. The slide rail 9 is fixed to the upper end of the workbench 1, the spraying clamp 10 is slidably connected to the slide rail 9 and is provided with two groups, the splint 11 is slidably connected to the upper end of the spraying clamp 10, the positioning handle 12 is threadedly connected to the side wall of the splint 11, and the anti-slip pressure block 13 is fixed to the bottom of the positioning handle 12 and is tightly set against the spraying clamp 10.

[0026] like Figure 2 and Figure 4 As shown, a U-shaped frame 14 is fixed to the lower end of the upper plate of the workbench 1, and a positioning clip 15 is slidably connected to the inner wall of the U-shaped frame 14, and the positioning clip 15 is set through the upper end of the workbench 1, and a return spring 16 is provided between the bottom of the U-shaped frame 14 and the lower end of the positioning clip 15. A positioning groove 17 is provided at the bottom of the spray clamp 10, and the positioning clip 15 is plugged in and connected to the positioning groove 17.

[0027] like Figure 1 、 Figure 2 and Figure 3 As shown, an electromagnet 18 is provided at the bottom of the U-shaped frame 14, an electromagnet 2 19 is provided at the bottom of the positioning buckle 15, and the electromagnet 2 19 is provided above the electromagnet 18, and a button 20 is provided at the edge of the upper end of the workbench 1.

[0028] In order to prevent the paint from settling and affecting the spraying quality, the mixing mechanism 7 includes a stirring tank 21, a stirring roller 22, a stirring motor 23 and a feed pipe 24. The stirring tank 21 is fixed to the upper end of the spray box 2, and the stirring roller 22 is rotatably connected to the stirring tank 21. The stirring motor 23 is arranged on the side wall of the stirring tank 21 and the output shaft is connected to the stirring roller 22. A feed pipe 24 is connected to the middle of the bottom of the stirring tank 21, and the lower end of the feed pipe 24 is connected to the spray box 2.

[0029] like Figure 2 As shown, a paint pump 25 is provided at the upper end of the movable slide 5, and a hose 26 is connected to the paint pump 25. The other end of the hose 26 passes through the movable slide 5 and is connected to the spraying equipment 8. The paint pump 25 and the feed pipe 24 are connected through a hose 27.

[0030] like Figure 1 and Figure 3 As shown, a driving motor 28 is provided on the side wall of the spray box 2 , and the output shaft of the driving motor 28 is connected to the screw 4 . An observation window 29 is provided at the front end of the spray box 2 .

[0031] like Figure 3 As shown, the positioning buckle 15 is arranged between the U-shaped frame 14 and the spray clamping platform 10, and the second electromagnet 19, the first electromagnet 18 and the return spring 16 are coaxially arranged.

[0032] When in use, paint is added to the mixing tank 21 through the feeding port on one side of the upper end of the mixing tank 21, and the stirring motor 23 is turned on to drive the stirring roller 22 to rotate, so that the stirring roller 22 continuously stirs the paint to prevent precipitation, and pushes the clamping plate 11 to slide on the spraying clamping platform 10, and the circuit board to be sprayed is placed between the upper side wall of the spraying clamping platform 10 and the clamping plate 11, and the clamping plate 11 is pushed to clamp the circuit board, and then the positioning handle 12 is rotated to push the anti-slip pressure block 13 to be tightly fixed with the spraying clamping platform 10, and then the spraying clamping platform 10 is pushed along the slide rail 9 to slide into the spraying box 2 until it is under the spraying equipment 8. Under the action of the middle inclined surface at the bottom of the spraying clamping platform 10, when it passes the positioning buckle 15, the positioning buckle 15 moves downward until the positioning groove 17 is above the positioning buckle 15, and under the action of the return spring 16, the positioning buckle 15 is snapped into the positioning groove. 17 is where the spraying clamp 10 is fixed. At this time, the screw 4 is driven to rotate by the driving motor 28, so that the movable slide 5 slides along the slide rod 3, and the paint pump 25 is turned on to send the paint in the mixing tank 21 into the hose 2 27 through the feed pipe 24, and then sent to the spraying equipment 8 through the hose 1 26 to spray the circuit board. After the spraying is completed, press the button 20 on one side of the group to make the electromagnet 18 adsorb the electromagnet 2 19 downward, so that the positioning buckle 15 retracts downward, and the spraying clamp 10 with the sprayed circuit board can be pulled out. While the first group of circuit boards is being sprayed, the second group of circuit boards is installed on the second group of spraying clamps 10. After the first group of spraying clamps 10 are pulled out, the second group is pushed into the spray box 2. Repeat the above actions to achieve continuous spraying. The above is the use process of the entire circuit board spraying device.

[0033] The above description of the present invention and its embodiments is non-limiting. The drawings show only one embodiment of the present invention, and the actual structure is not limited thereto. In short, if a person skilled in the art is inspired by the above, and does not deviate from the purpose of the present invention, without inventive design, a structure and embodiment similar to the technical solution should fall within the scope of protection of the present invention.

Claims

1. A circuit board spraying device, comprising a workbench (1), a spray box (2), a slide bar (3) and a screw bar (4), wherein the spray box (2) is fixed to the upper end of the workbench (1), the slide bar (3) is fixed to the inner wall of the spray box (2), and the screw bar (4) is rotatably connected to the inner wall of the spray box (2) and is designed to be parallel to the slide bar (3), characterized in that: The slide rod (3) is slidably connected to a movable slide (5), and the movable slide (5) is threadedly connected to the screw rod (4). The upper end of the workbench (1) is provided with an alternating feeding mechanism (6), the upper end of the spray box (2) is provided with a mixing mechanism (7), and the movable slide (5) is provided with a spraying device (8), and the spraying device (8) is connected to the mixing mechanism (7).

2. A circuit board spraying device according to claim 1, characterized in that: The alternating feeding mechanism (6) comprises a slide rail (9), a spraying clamp (10), a clamp (11), a positioning handle (12) and an anti-slip pressure block (13); the slide rail (9) is fixed to the upper end of the workbench (1); the spraying clamp (10) is slidably connected to the slide rail (9) and is provided with two groups; the clamp (11) is slidably connected to the upper end of the spraying clamp (10); the positioning handle (12) is threadedly connected to the side wall of the clamp (11); the anti-slip pressure block (13) is fixed to the bottom of the positioning handle (12) and is tightly arranged with the spraying clamp (10).

3. A circuit board spraying device according to claim 2, characterized in that: A U-shaped frame (14) is fixed to the lower end of the upper plate of the workbench (1), a positioning buckle (15) is slidably connected to the inner wall of the U-shaped frame (14), and the positioning buckle (15) is arranged through the upper end of the workbench (1), a return spring (16) is provided between the bottom of the U-shaped frame (14) and the lower end of the positioning buckle (15), and a positioning groove (17) is provided at the bottom of the spraying clamping table (10), and the positioning buckle (15) is plugged into and connected to the positioning groove (17).

4. A circuit board spraying device according to claim 3, characterized in that: An electromagnet 1 (18) is provided at the bottom of the U-shaped frame (14), an electromagnet 2 (19) is provided at the bottom of the positioning buckle (15), and the electromagnet 2 (19) is provided above the electromagnet 1 (18), and a button (20) is provided at the edge of the upper end of the workbench (1).

5. A circuit board spraying device according to claim 4, characterized in that: The mixing mechanism (7) includes a stirring tank (21), a stirring roller (22), a stirring motor (23) and a feed pipe (24); the stirring tank (21) is fixed to the upper end of the spray box (2); the stirring roller (22) is rotatably connected to the stirring tank (21); the stirring motor (23) is arranged on the side wall of the stirring tank (21) and the output shaft is connected to the stirring roller (22); the feed pipe (24) is connected to the middle of the bottom of the stirring tank (21); the lower end of the feed pipe (24) is connected to the spray box (2).

6. A circuit board spraying device according to claim 5, characterized in that: A paint pump (25) is provided at the upper end of the movable slide (5), and a hose (26) is connected to the paint pump (25). The other end of the hose (26) passes through the movable slide (5) and is connected to the spraying equipment (8). The paint pump (25) is connected to the feed pipe (24) via a hose (27).

7. The circuit board spraying device according to claim 6, characterized in that: A driving motor (28) is provided on the side wall of the spray box (2), and the output shaft of the driving motor (28) is connected to the screw (4). An observation window (29) is provided on the front end of the spray box (2).

8. The circuit board spraying device according to claim 7, characterized in that: The positioning buckle (15) is arranged between the U-shaped frame (14) and the spray clamping platform (10), and the second electromagnet (19), the first electromagnet (18) and the return spring (16) are coaxially arranged.

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