High-efficiency coating device for circuit board solder resist

Abstract

The utility model relates to the technical field of circuit board coating devices, in particular to a circuit board solder resist efficient coating device which comprises a base, a U-shaped frame is fixedly arranged at the top end of the base, a support is arranged at the top end of the base in a sliding mode, and placing grooves are symmetrically formed in the top end of the support. A plurality of connecting rods are symmetrically and slidably embedded in the inner wall of the bottom end of the placement groove in an array mode, a bottom plate is fixedly connected to the top ends of the connecting rods, a plurality of air cylinders are symmetrically and fixedly arranged on the inner wall of the top end of the U-shaped frame, a transverse plate is fixedly connected to the output ends of the air cylinders, and supports are symmetrically and slidably arranged at the bottom end of the transverse plate; a material distributing pipe is fixedly embedded in the support, a feeding pipe is fixedly connected to one side of the material distributing pipe, and a plurality of material nozzles are fixedly arranged at the bottom end of the material distributing pipe in an array mode. The circuit board coating device can be suitable for coating operation of circuit boards with different thicknesses, the coating effect is guaranteed, and meanwhile the coating efficiency is improved.

Description

Technical Field

[0001] The utility model relates to a circuit board solder resist high-efficiency coating device, belonging to the technical field of circuit board coating devices. Background Art

[0002] Circuit boards make circuits miniaturized and intuitive, and play an important role in the mass production of fixed circuits and the optimization of electrical appliance layout. Circuit boards can be called printed circuit boards or printed circuit boards. Circuit boards are specially provided during the processing and need to be coated with solder resist.

[0003] According to the announcement number CN206042542U, a circuit board solder resist coating device is disclosed. The circuit board solder resist coating device has the function of automatic coating thickness automatic prompt alarm. It is easy and accurate to adjust during use, and can ensure the uniform thickness of the solder resist on the circuit board, improve the quality of the circuit board, and extend the service life of electronic products. When the above device is used, although it can improve the uniformity of solder resist coating, it is not convenient to coat circuit boards of different thicknesses, thereby reducing the practicability of the device and the coating efficiency is low. Utility Model Content

[0004] The purpose of the utility model is to provide a circuit board solder resist efficient coating device, the utility model can be applicable to circuit boards of different thicknesses for coating operations, ensure the coating effect, and improve the coating efficiency, so as to solve the problems raised in the above background technology.

[0005] In order to achieve the above purpose, the utility model provides the following technical solutions:

[0006] A circuit board solder mask efficient coating device comprises a base, a U-shaped frame is fixedly provided on the top of the base, a support is slidably provided on the top of the base, a placement groove is symmetrically opened on the top of the support, a plurality of connecting rods are symmetrically slidably embedded in the bottom inner wall of the placement groove, the top of each connecting rod is fixedly connected to a bottom plate, a plurality of cylinders are symmetrically fixedly provided on the top inner wall of the U-shaped frame, a cross plate is fixedly connected to the output end of the cylinder, a bracket is symmetrically slidably provided on the bottom end of the cross plate, a material distribution pipe is fixedly embedded on the bracket, a feed pipe is fixedly connected to one side of the material distribution pipe, a plurality of material nozzles are fixedly provided in an array on the bottom end of the material distribution pipe, a fixed rod is slidably provided on the middle inner wall of the U-shaped frame, and a scraper is fixedly provided at the bottom end of the fixed rod.

[0007] Furthermore, a slide groove is provided at the top of the base, a motor is fixedly provided on the inner wall of one side of the slide groove, a screw rod is fixedly connected to the output end of the motor, a slider is threadedly sleeved on the screw rod, the top of the slider is fixedly connected to the bottom end of the support, and a threaded seat matching the screw rod is fixedly embedded through the slider.

[0008] Furthermore, two slide grooves are symmetrically opened in the support, and two motors are fixedly installed on the inner wall of the bottom end of the two slide grooves. The output end of the two motors is fixedly connected to two screw rods, and two sliders are threadedly sleeved on the two screw rods. The bottom ends of the connecting rods extend into the adjacent two slide grooves and are fixedly connected to the top ends of the two sliders. A threaded seat matching the two screw rods is fixedly embedded on the two sliders.

[0009] Furthermore, scale lines are provided on the inner walls of the placement grooves.

[0010] Furthermore, a slide groove three is opened at the bottom end of the horizontal plate, a motor three is fixedly provided on the inner wall of one side of the slide groove three, a screw rod three is fixedly connected to the output end of the motor three, a slider three is threadedly sleeved on the screw rod three, the top end of the bracket is fixedly connected to the bottom end of the slider three, and a threaded seat matching the screw rod three is fixedly embedded on the slider three.

[0011] Furthermore, four slide grooves are provided on the inner walls of both sides of the U-shaped frame, four sliders are slidably provided in the four slide grooves, and the four sliders are fixedly connected to one side adjacent to the fixing rod.

[0012] Furthermore, a motor four is fixedly provided on the inner wall of one of the slide grooves four, a screw rod four is fixedly connected to the output end of the motor four, and the screw rod four is threadedly connected to the adjacent slider four.

[0013] The beneficial effects of the utility model are:

[0014] The utility model is provided with a support, a base plate and a scraper. When in use, the motor 2 drives the screw rod 2 to rotate, and the screw rod 2 drives the slider 2 to move in the slide groove 2, so that the slider 2 drives the base plate to move up and down through the connecting rod, so that the base plate can be adjusted to a suitable height, and then the circuit board is placed on the base plate, and the coating is applied to the circuit board through the nozzle, and then the motor 4 can drive the screw rod 4 to rotate, and the screw rod 4 can drive the corresponding slider 4 to move, and the slider 4 can drive the fixed rod and the scraper to move, and the solder resist can be scraped flat by the scraper, so as to ensure the coating effect, and when coating one circuit board, another circuit board can be loaded and unloaded. The utility model can be applicable to coating circuit boards of different thicknesses, ensure the coating effect, and improve the coating efficiency at the same time. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] The accompanying drawings are used to provide a further understanding of the present invention and constitute a part of the specification. They are used to explain the present invention together with the specific embodiments of the present invention and do not constitute a limitation to the present invention.

[0016] Figure 1 This is a front view of a circuit board solder resist efficient coating device of the utility model;

[0017] Figure 2 This is a schematic diagram of the overall structure of a circuit board solder resist efficient coating device of the utility model;

[0018] Figure 3 It is a side view of a U-shaped frame and a cross plate of a circuit board solder resist efficient coating device of the utility model;

[0019] Figure 4 This is a bottom view of a U-shaped frame and a fixing rod of a circuit board solder resist efficient coating device of the utility model;

[0020] Numbers in the figure: 1. Base; 2. U-shaped frame; 3. Support; 4. Placement slot; 5. Connecting rod; 6. Bottom plate; 7. Cylinder; 8. Horizontal plate; 9. Bracket; 10. Distribution pipe; 11. Feed pipe; 12. Nozzle; 13. Fixed rod; 14. Scraper; 15. Slide 1; 16. Motor 1; 17. Screw 1; 18. Slider 1; 19. Slide 2; 20. Motor 2; 21. Screw 2; 22. Slider 2; 23. Slide 3; 24. Motor 3; 25. Screw 3; 26. Slider 3; 27. Slide 4; 28. Slider 4; 29. ​​Motor 4; 30. Screw 4. DETAILED DESCRIPTION

[0021] 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.

[0022] Example 1 Please refer to Figure 1-Figure 4 , the utility model provides a technical solution:

[0023] A circuit board solder resist efficient coating device comprises a base 1, a U-shaped frame 2 is fixedly provided on the top of the base 1, a support 3 is slidably provided on the top of the base 1, a placement groove 4 is symmetrically opened on the top of the support 3, a plurality of connecting rods 5 are symmetrically slidably embedded on the inner wall of the bottom end of the placement groove 4, a bottom plate 6 is fixedly connected to the top of the connecting rod 5, a plurality of cylinders 7 are symmetrically fixedly provided on the inner wall of the top of the U-shaped frame 2, a cross plate 8 is fixedly connected to the output end of the cylinder 7, a bracket 9 is symmetrically slidably provided on the bottom end of the cross plate 8, a distribution pipe 10 is fixedly embedded on the bracket 9, a feed pipe 11 is fixedly connected to one side of the distribution pipe 10, a plurality of nozzles 12 are fixedly provided in an array at the bottom end of the distribution pipe 10, a fixing rod 13 is slidably provided on the inner wall of the middle part of the U-shaped frame 2, a scraper 14 is fixedly provided at the bottom end of the fixing rod 13.

[0024] Specifically, Figure 1 and Figure 2 As shown, a slide groove 15 is provided at the top of the base 1, and a motor 16 is fixedly provided on the inner wall of one side of the slide groove 15. A screw rod 17 is fixedly connected to the output end of the motor 16. A slider 18 is threadedly sleeved on the screw rod 17. The top of the slider 18 is fixedly connected to the bottom end of the support 3. A threaded seat matching the screw rod 17 is fixedly embedded through the slider 18. The screw rod 17 is driven to rotate by the motor 16, so that the screw rod 17 drives the slider 18 to move in the slide groove 15, and at this time, the slider 18 drives the support 3 to move left and right.

[0025] Specifically, Figure 1-Figure 4 As shown, the support 3 is symmetrically provided with a second slide groove 19, and a motor 20 is fixedly provided on the inner wall of the bottom end of the second slide groove 19. The output end of the second motor 20 is fixedly connected with a screw rod 21, and a slider 22 is threadedly sleeved on the second screw rod 21. The bottom end of the connecting rod 5 extends into the adjacent second slide groove 19 and is fixedly connected to the top of the slider 22. A threaded seat matching the screw rod 21 is fixedly embedded in the slider 22. The screw rod 21 is driven to rotate by the second motor 20. At this time, the screw rod 21 will drive the slider 22 to move in the second slide groove 19, so that the slider 22 will drive the bottom plate 6 to move up and down through the connecting rod 5.

[0026] Specifically, Figure 1-Figure 4As shown, a slide groove three 23 is opened at the bottom end of the horizontal plate 8, and a motor three 24 is fixedly provided on the inner wall of one side of the slide groove three 23. A screw rod three 25 is fixedly connected to the output end of the motor three 24. A slider three 26 is threadedly sleeved on the screw rod three 25. The top end of the bracket 9 is fixedly connected to the bottom end of the slider three 26. A threaded seat matching the screw rod three 25 is fixedly embedded on the slider three 26. The screw rod three 25 can be driven to rotate by the motor three 24, so that the screw rod three 25 drives the slider three 26 to move in the slide groove three 23, and the bracket 9 and the material distribution pipe 10 can be driven to move by the slider three 26.

[0027] Specifically, Figure 1-Figure 4 As shown, a slide groove four 27 is provided on the inner walls of both sides of the U-shaped frame 2, and a slider four 28 is slidably provided in the slide groove four 27, and the slider four 28 is fixedly connected to the side adjacent to the fixed rod 13. A motor four 29 is fixedly provided on the inner wall of one of the slide grooves four 27, and a screw rod four 30 is fixedly connected to the output end of the motor four 29. The screw rod four 30 is threadedly connected to the adjacent slider four 28, and the screw rod four 30 can be driven to rotate by the motor four 29. At this time, the screw rod four 30 will drive the corresponding slider four 28 to move, and the fixed rod 13 and the scraper 14 can be driven to move by the slider four 28.

[0028] Example 2 Please refer to Figure 1-Figure 4 The difference between this embodiment and the embodiment 1 is that the inner wall of the placement groove 4 is provided with scale lines, and by setting the scale lines, it is convenient to control the height of the bottom plate 6.

[0029] Working principle of the utility model: when in use, the feed pipe 11 is connected to the material box through the pump body, and then the motor 20 drives the screw 21 to rotate, at this time the screw 21 will drive the slider 22 to move in the slide groove 19, so that the slider 22 will drive the bottom plate 6 to move up and down through the connecting rod 5, so as to adjust the bottom plate 6 to a suitable height, and then place the circuit board in the placement groove 4, at this time the motor 16 drives the screw 17 to rotate, so that the screw 17 drives the slider 18 to move in the slide groove 15, and at this time the slider 18 will drive the support 3 to move left and right, so that the support 3 drives the circuit board to move to the positive position of the U-shaped frame 2 Below, the cylinder 7 pushes the cross plate 8 downward to a suitable height, and the motor three 24 can drive the screw three 25 to rotate, so that the screw three 25 drives the slider three 26 to move in the slide groove three 23, and the slider three 26 can drive the bracket 9 and the distribution tube 10 to move, so that the solder resist enters the distribution tube 10 through the feed tube 11 and falls onto the circuit board through the nozzle 12, and then the motor four 29 can drive the screw four 30 to rotate. At this time, the screw four 30 will drive the corresponding slider four 28 to move, and the slider four 28 can drive the fixed rod 13 and the scraper 14 to move, so that the solder resist can be scraped flat by the scraper 14.

[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 circuit board solder resist efficient coating device, comprising a base (1), characterized in that: A U-shaped frame (2) is fixedly provided on the top of the base (1), a support (3) is slidably provided on the top of the base (1), a placement groove (4) is symmetrically provided on the top of the support (3), a plurality of connecting rods (5) are symmetrically and slidably embedded in the inner wall of the bottom end of the placement groove (4), the top of each of the connecting rods (5) is fixedly connected to a bottom plate (6), a plurality of cylinders (7) are symmetrically and fixedly provided on the inner wall of the top of the U-shaped frame (2), and the output of the cylinders (7) is The outlet end is fixedly connected with a transverse plate (8), the bottom end of the transverse plate (8) is symmetrically slidably provided with a bracket (9), a material distribution pipe (10) is fixedly embedded on the bracket (9), one side of the material distribution pipe (10) is fixedly connected with a feed pipe (11), a plurality of material nozzles (12) are fixedly arranged in an array at the bottom end of the material distribution pipe (10), a fixed rod (13) is slidably provided on the middle inner wall of the U-shaped frame (2), and a scraper (14) is fixedly provided at the bottom end of the fixed rod (13).

2. A circuit board solder resist efficient coating device according to claim 1, characterized in that: A slide groove (15) is provided at the top of the base (1), a motor (16) is fixedly provided on the inner wall of one side of the slide groove (15), a screw rod (17) is fixedly connected to the output end of the motor (16), a slider (18) is threadedly sleeved on the screw rod (17), the top end of the slider (18) is fixedly connected to the bottom end of the support (3), and a threaded seat matching the screw rod (17) is fixedly embedded through the slider (18).

3. A circuit board solder resist efficient coating device according to claim 1, characterized in that: The support (3) is symmetrically provided with two slide grooves (19), and a motor (20) is fixedly provided on the inner wall of the bottom end of the two slide grooves (19). The output end of the two motors (20) is fixedly connected with a screw rod (21), and a slider (22) is threadedly sleeved on the two screw rods (21). The bottom end of the connecting rod (5) extends into the adjacent two slide grooves (19) and is fixedly connected to the top end of the two sliders (22). A threaded seat matching the two screw rods (21) is fixedly embedded in the two sliders (22).

4. A circuit board solder resist efficient coating device according to claim 1, characterized in that: The inner wall of the placement groove (4) is provided with scale lines.

5. The circuit board solder resist efficient coating device according to claim 1, characterized in that: A slide groove three (23) is provided at the bottom end of the horizontal plate (8), a motor three (24) is fixedly provided on the inner wall of one side of the slide groove three (23), a screw rod three (25) is fixedly connected to the output end of the motor three (24), a slider three (26) is threadedly sleeved on the screw rod three (25), the top end of the bracket (9) is fixedly connected to the bottom end of the slider three (26), and a threaded seat matching the screw rod three (25) is fixedly embedded on the slider three (26).

6. A circuit board solder resist efficient coating device according to claim 1, characterized in that: Four slide grooves (27) are provided on the inner walls of both sides of the U-shaped frame (2), and four sliders (28) are slidably provided in the four slide grooves (27), and the four sliders (28) are fixedly connected to the side adjacent to the fixing rod (13).

7. A circuit board solder resist efficient coating device according to claim 6, characterized in that: A motor four (29) is fixedly provided on the inner wall of one of the slide grooves four (27), and a screw rod four (30) is fixedly connected to the output end of the motor four (29), and the screw rod four (30) is threadedly connected to the adjacent slider four (28).

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