Circuit board screen printing device

Abstract

The utility model discloses a circuit board screen printing device, which belongs to the technical field of communication cable cutting equipment and comprises a workbench and a lifting device arranged on one side of the workbench, a screen printing mechanism is arranged on the lifting device, first sliding grooves are symmetrically arranged on the workbench, and positive and negative tooth screw rods are rotatably connected in the first sliding grooves. The workbench is provided with a driving device for driving the positive and negative tooth lead screws, first sliding blocks are symmetrically arranged on the positive and negative tooth lead screws, moving blocks are symmetrically arranged on the first sliding grooves, first sliding blocks movably connected with the two positive and negative tooth lead screws and slidably connected with the first sliding grooves are arranged at the bottoms of the moving blocks correspondingly, and second sliding grooves are formed in the tops of the moving blocks. And second sliding blocks are symmetrically arranged on the second sliding groove, and one side of the top of each second sliding block is connected with a second baffle. According to the utility model, the positioning of the circuit board is realized, the device is suitable for the design of the circuit boards with different sizes and shapes, the spring piece and the trigger block, the accuracy of screen printing is ensured, and the baffle plate I has a buffering function during clamping.

Description

Technical Field

[0001] The utility model relates to the technical field of communication cable cutting equipment, in particular to a circuit board screen printing device. Background Art

[0002] Electronic devices used in daily production and life are inseparable from circuit boards. With the gradual development of the electronic information manufacturing industry and the current trend of digitalization, networking and intelligence in life, circuit boards are used more and more widely. In the production process of circuit boards, silk screen printing is an important step, which is used to print various logos, texts, patterns, etc. on the circuit boards to facilitate subsequent production, installation, maintenance and other operations. The accuracy and clarity of silk screen printing have an important impact on the quality and use effect of the circuit boards.

[0003] At present, there is a process in the production of circuit boards that involves silk-screen printing of circuit boards. This is to print the marking symbols of various electronic components on the circuit boards, as well as to display some information that must be expressed, such as the direction of the sockets, high-voltage hazard warnings, etc. Currently, silk-screen printing devices require manual placement of circuit boards, which is inefficient, and the position of the manually placed circuit boards is not accurate, so errors are prone to occur during printing.

[0004] Therefore, in view of the above problems, the utility model proposes a novel cable cutting device for communication engineering. Utility Model Content

[0005] The utility model aims to provide a circuit board screen printing device to solve the problems in the above technical background.

[0006] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a circuit board screen printing device, comprising a workbench and a lifting device arranged on one side of the workbench, a screen printing mechanism is arranged on the lifting device, a slide groove symmetrically arranged on the workbench, a positive and negative screw rod is rotatably connected in the slide groove 1, the workbench is provided with a driving device for driving the positive and negative screw rod, a sliding block symmetrically arranged on the positive and negative screw rod, a moving block symmetrically arranged on the slide groove 1, and a sliding block 1 movably connected to the two positive and negative screw rods and slidably connected to the slide groove 1 is respectively arranged at the bottom of the moving block, A movable groove is provided on one side of the movable block, and the movable groove is movably connected with a baffle plate 1, a spring member is provided on one end of the baffle plate 1 facing the movable groove, a trigger block is provided at the middle of one end of the spring member, a slide groove 2 is provided on the top of the movable block, a sliding block 2 is symmetrically provided on the slide groove 2, a socket is provided on the sliding block 2 and a bottom of the slide groove, a plurality of sockets are provided at the bottom of the slide groove, a latch is provided on the socket, and the sockets at the bottom of the slide groove are arranged in sections according to the length of the side line of the slide groove, a connecting arm is connected to one side of the top of the sliding block 2, and a baffle plate 2 is connected to the bottom of one end of the connecting arm.

[0007] As a further solution of the utility model: a jig is arranged between the baffle plates 1, the jig is located between the baffle plates 2, and a jig groove matching with the screen printing mechanism is opened on the jig.

[0008] As a further solution of the utility model: the driving device is a driving motor, and the driving motor is installed on one side of the workbench through a mounting plate, and a driving pulley is provided on the output end of the driving motor, one end of the forward and reverse screw rod passes through the workbench and is connected to a driven pulley, and a rotating belt is connected between the driving pulley and the driven pulley.

[0009] As a further solution of the utility model: a stop block is provided in the middle of the positive and negative threaded rods.

[0010] As a further solution of the utility model: one end of the connecting arm is longer than one end of the baffle plate and moves in the movable groove, and one side of the baffle plate 2 is in contact with one side of the baffle plate 1.

[0011] As a further solution of the utility model: a chassis is arranged at the bottom of the workbench, the chassis is hinged with a box cover by a hinge, a display screen controller is also arranged on the chassis, and the lifting device, screen printing mechanism, trigger block and drive motor are electrically connected to the controller.

[0012] In summary, the utility model has the following beneficial effects:

[0013] The utility model realizes the positioning of the circuit board by providing a slide groove one, positive and negative screw rods, a moving block, an active groove, a baffle plate one, a slide groove two and a baffle plate two, thereby ensuring the accuracy and clarity of silk screen printing, and is suitable for circuit boards of different sizes and shapes. The design of the positive and negative screw rods enables the two moving blocks to move toward or away from each other, adapting to circuit boards of different sizes. The design of the active groove and the baffle plate one can fix the position of the circuit board, and the design of the spring member and the trigger block can not only ensure the accuracy of silk screen printing, but also provide buffering when the baffle plate one is clamped. The baffle plate one moves toward the inside of the active groove, squeezing the spring member until the baffle plate one contacts the trigger block, and the driving motor stops running. The sliding block two and the latch can be used in combination to fix the position of the sliding block two in the slide groove two, thereby fixing the position of the baffle plate two, and can adapt to circuit boards of different widths. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] 1. Figure 1 It is a schematic diagram of the structure of the utility model;

[0015] 2. Figure 2 for Figure 1 A section view in FIG.

[0016] 3. Figure 3 It is a top view of the workbench in the utility model.

[0017] In the figure: 1. driving pulley; 2. lifting device; 3. screen printing mechanism; 4. driving motor; 5. mounting plate; 6. driven pulley; 7. fixture; 8. moving block; 9. workbench; 10. display screen controller; 11. chassis; 12. hinge; 13. box cover; 14. trigger block; 15. spring member; 16. baffle plate 1; 17. slide groove 1; 18. positive and negative screw rod; 19. socket; 20. slide groove 2; 21. latch; 22. connecting arm; 23. baffle plate 2; 24. sliding block 1. DETAILED DESCRIPTION

[0018] 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 of the utility model, other embodiments obtained by ordinary technicians in this field without creative work are all within the scope of protection of the utility model.

[0019] The utility model provides the following technical solutions: Figure 1-3As shown, a circuit board screen printing device comprises a workbench 9 and a lifting device 2 arranged on one side of the workbench 9, a screen printing mechanism 3 is arranged on the lifting device 2, a slide groove 17 is symmetrically arranged on the workbench 9, a positive and negative threaded rod 18 is rotatably connected in the slide groove 17, a driving device for driving the positive and negative threaded rod 18 is arranged on the workbench 9, a sliding block 24 is symmetrically arranged on the positive and negative threaded rod 18, a moving block 8 is symmetrically arranged on the slide groove 17, and a sliding block 24 movably connected to two positive and negative threaded rods 18 and slidably connected to the slide groove 17 is respectively arranged at the bottom of the moving block 8, a movable groove is opened on one side of the moving block 8, and the movable groove is movably connected to Baffle 16, a spring member 15 is arranged on one end of baffle 16 facing the movable groove, a trigger block 14 is arranged at the middle of one end of the spring member 15, a slide groove 20 is arranged on the top of the moving block 8, and a sliding block 2 is symmetrically arranged on the slide groove 20, and the travel direction of the sliding block 2 intersects with the travel direction of the sliding block 1 24, and the sliding block 2 and the bottom of the slide groove are both provided with a socket 19, and there are a plurality of sockets 19 at the bottom of the slide groove, and a latch 21 is arranged on the socket 19, and the sockets 19 at the bottom of the slide groove are arranged in sections according to the length of the slide groove sideline, a connecting arm 22 is connected to one side of the top of the sliding block 2, and a baffle 23 is connected to the bottom of one end of the connecting arm 22. The utility model realizes the positioning of the circuit board by providing a slide groove 17, a positive and negative threaded screw rod 18, a moving block 8, a movable groove, a baffle 16, a slide groove 20 and a baffle 23, so as to ensure the accuracy and clarity of silk screen printing, and is suitable for circuit boards of different sizes and shapes. The design of the positive and negative threaded screw rod 18 allows the two moving blocks 8 to move toward or away from each other, so as to adapt to circuit boards of different sizes. The design of the movable groove and the baffle 16 can fix the position of the circuit board to prevent the circuit board from moving during the silk screen printing process, so as to ensure the accuracy of silk screen printing. The design of the spring member 15 and the trigger block 14 can not only ensure the accuracy of silk screen printing, but also provide buffering when the baffle 16 is clamped. The baffle 16 moves toward the inside of the movable groove, squeezing the spring member 15 until it conflicts with the trigger block 14, and the driving motor 4 stops running. The cooperation of the sliding block 2 and the latch 21 can fix the position of the sliding block 2 in the slide groove 20, so as to fix the position of the baffle 23, so as to adapt to circuit boards of different widths. Furthermore, a jig 7 is provided between baffle plate 1 16, and jig 7 is located between baffle plate 2 23, and a jig 7 slot matching with screen printing mechanism 3 is provided on jig 7. The utility model prevents the circuit board from being damaged or contaminated during the screen printing process by providing jig 7, and the material and surface treatment of jig 7 can also reduce the friction with the circuit board, extend the service life of the circuit board, and make the placement and fixation of the circuit board faster and easier. The staff can directly place the circuit board on the jig 7 slot for screen printing, thereby reducing the operation time and labor intensity, and the staff can replace jig 7 according to different circuit board shapes and sizes, adapt to a variety of different circuit boards and improve the versatility and use efficiency of the equipment.

[0020] In some embodiments of the present invention, one end of the connecting arm 22 is longer than one end of the baffle plate that moves in the movable groove, and one side of the baffle plate 23 fits with one side of the baffle plate 16 .

[0021] In some embodiments of the utility model: the driving device is a driving motor 4, and the driving motor 4 is installed on one side of the workbench 9 through a mounting plate 5, and a driving pulley 1 is provided on the output end of the driving motor 4, one end of the forward and reverse screw rods 18 passes through the workbench 9 and is connected to a driven pulley 6, and a rotating belt is connected between the driving pulley 1 and the driven pulley 6.

[0022] In some embodiments of the present invention: a stop block is provided in the middle of the positive and negative threaded rod 18 .

[0023] In some embodiments of the utility model: a chassis 11 is arranged at the bottom of the workbench 9, and the chassis 11 is hinged with a box cover 13 through a hinge 12. A display screen controller 10 is also arranged on the chassis 11, and the lifting device 2, the screen printing mechanism 3, the trigger block 14 and the drive motor 4 are electrically connected to the controller.

[0024] The use method of the circuit board screen printing device of the utility model is as follows:

[0025] First, according to the size and shape of the circuit board to be screen-printed, select a suitable jig 7 and place it between baffle 1 16 and baffle 2 23, and adjust the position of the sliding block 2 in the slide groove 20. By selecting a suitable socket 19 and fixing the position of the sliding block 2 with the latch 21, the distance between the baffles 23 is adjusted, and the driving device (such as the driving motor 4) is started. The driving motor 4 drives the forward and reverse screw rods 18 to rotate through the driving pulley 1 and the driven pulley 6. The rotation of the forward and reverse screw rods 18 causes the two moving blocks 8 to move toward or away from each other to adapt to jigs 7 of different sizes. When the moving block 8 moves to a suitable position so that the baffle 1 16 fits tightly against the circuit board, the spring member 15 is squeezed until it contacts the trigger block 14. At this time, the driving motor 4 stops running and the jig 7 is fixed in the working position. On the platform 9, ensure that the fixture 7 slot on the fixture 7 cooperates with the screen printing mechanism 3, place the circuit board to be screen-printed in the fixture 7 slot of the fixture 7, ensure that the circuit board is stably and accurately placed on the fixture 7, adjust the lifting device 2, make the screen printing mechanism 3 drop to a suitable height, align with the position to be screen-printed on the circuit board, perform the screen printing operation, the screen printing mechanism 3 performs screen printing on the circuit board, and prints the required pattern or text on the circuit board. After the screen printing is completed, the lifting device 2 lifts the screen printing mechanism 3, and the driving device runs in reverse to separate the baffle 1 16 and the baffle 2 23, and take out the circuit board that has been screen-printed.

[0026] This specific embodiment is merely an explanation of the present invention and is not a limitation of the present invention. After reading this specification, those skilled in the art may make non-creative modifications to the present embodiment as needed, but such modifications are protected by patent law as long as they are within the scope of the claims of the present invention.

Claims

1. A circuit board screen printing device, comprising a workbench and a lifting device arranged on one side of the workbench, wherein a screen printing mechanism is arranged on the lifting device, and characterized in that: The yoke is provided with a plurality of sliding blocks, each of which is connected to the two guide wheels, and the two guide wheels are connected to the two guide wheels respectively.

2. A circuit board screen printing device according to claim 1, characterized in that: A jig is arranged between the baffle plates 1, the jig is located between the baffle plates 2, and a jig groove matching with the screen printing mechanism is opened on the jig.

3. A circuit board screen printing device according to claim 1, characterized in that: The driving device is a driving motor, and the driving motor is installed on one side of the workbench through a mounting plate, and a driving pulley is provided on the output end of the driving motor, one end of the forward and reverse screw rod passes through the workbench and is connected to a driven pulley, and a rotating belt is connected between the driving pulley and the driven pulley.

4. A circuit board screen printing device according to claim 1, characterized in that: A stop block is arranged in the middle of the positive and negative threaded rods.

5. A circuit board screen printing device according to claim 1, characterized in that: One end of the connecting arm is longer than one end of the baffle plate and moves in the movable groove, and one side of the second baffle plate is in contact with one side of the first baffle plate.

6. A circuit board screen printing device according to claim 1, characterized in that: A machine box is arranged at the bottom of the workbench, and a box cover is hingedly connected to the machine box through hinges. A display screen controller is also arranged on the machine box, and the lifting device, the screen printing mechanism, the trigger block and the driving motor are electrically connected to the controller.

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