Circuit board laser drilling device

Abstract

The utility model relates to the technical field of laser drilling, in particular to a circuit board laser drilling device which can adapt to circuit boards of different sizes and shapes, and use limitation is reduced. Comprising a base, an emitter support and a feeding mechanism are arranged on the base, a laser emitter is arranged on the emitter support, the feeding mechanism comprises a fixed transmission plate, a movable transmission plate and an adjusting screw rod, conveying belts are arranged on the fixed transmission plate and the movable transmission plate in a transmission mode, and the movable transmission plate is arranged on the base in a sliding mode. An adjusting screw rod is rotationally arranged on the fixed transmission plate, a threaded lantern ring is arranged on the movable transmission plate, the adjusting screw rod is inserted into the threaded lantern ring in a threaded mode, and the threaded lantern ring is in threaded fit with the adjusting screw rod and used for adjusting the distance between the movable transmission plate and the fixed transmission plate.

Description

Technical Field

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

[0002] With the development of electronic technology, circuit boards have been widely used in various fields. In the manufacturing process of circuit boards, drilling is a very important link. Traditional circuit board drilling technology mainly uses mechanical drills for drilling. This method has some disadvantages, such as slow drilling speed, low precision, limited processing ability for small apertures, and easy damage to circuit board materials.

[0003] In recent years, laser drilling technology has been increasingly used in the field of circuit board manufacturing due to its advantages of high precision, high speed and non-contact. However, when using existing laser drilling devices, it is found that the existing devices are often difficult to adapt to circuit boards of different sizes and shapes, lack sufficient adjustment capabilities, and have high limitations in use. Utility Model Content

[0004] In order to solve the above technical problems, the utility model provides a circuit board laser drilling device which can adapt to circuit boards of different sizes and shapes and reduce usage limitations.

[0005] The utility model discloses a circuit board laser punching device, comprising a base, a transmitter support and a feeding mechanism are arranged on the base, a laser transmitter is arranged on the transmitter support, the feeding mechanism comprises a fixed transmission plate, a movable transmission plate and an adjusting screw, the fixed transmission plate and the movable transmission plate are both provided with a conveyor belt for transmission, the movable transmission plate is slidably arranged on the base, the fixed transmission plate is rotatably provided with an adjusting screw, a threaded collar is arranged on the movable transmission plate, the adjusting screw is threadably inserted on the threaded collar, the threaded collar cooperates with the adjusting screw thread to adjust the spacing between the movable transmission plate and the fixed transmission plate.

[0006] The utility model provides a circuit board laser punching device, wherein the end of the adjusting screw rod is provided with a hand wheel.

[0007] The utility model discloses a circuit board laser punching device, wherein a stabilizing bracket is arranged on the base, a stabilizing guide rod is inserted on the stabilizing bracket, the stabilizing guide rod is penetrated and arranged on a fixed transmission plate and a movable transmission plate, the fixed transmission plate is fixedly matched with the stabilizing guide rod, and the movable transmission plate is slidably matched with the stabilizing guide rod.

[0008] The utility model provides a circuit board laser punching device, wherein a height screw is rotatably installed in the transmitter support, a height adjustment motor is arranged at the top of the transmitter support, a power output end of the height adjustment motor is connected with a power input end of the height screw, a height slide is slidably arranged on the transmitter support, and the height slide is threadedly mounted on the height screw, a transmitter mounting frame is fixedly installed on the height slide, and the laser transmitter is fixedly installed on the transmitter mounting frame.

[0009] The utility model provides a circuit board laser punching device, wherein a plurality of groups of positioning sensors are arranged at the side end of the transmitter support, and a positioning paddle is arranged on the height slide seat, and the positioning paddle corresponds to the positioning sensor.

[0010] The utility model discloses a circuit board laser punching device. A protective shell is arranged on the base, scale lines are arranged on the protective shell, a ruler is fixedly installed on the movable transmission plate, and the ruler and the scale lines correspond to each other.

[0011] The utility model provides a circuit board laser punching device. A first emergency stop switch and a second emergency stop switch are arranged on the base. The first emergency stop switch and the second emergency stop switch are respectively arranged at the feeding end and the unloading end of the feeding mechanism.

[0012] The utility model discloses a circuit board laser punching device. A workpiece locator is arranged on the movable transmission plate, and the workpiece locator is arranged at the laser emitting end of the laser emitter.

[0013] Compared with the prior art, the beneficial effects of the utility model are:

[0014] The conveyor belts on the fixed transmission plate and the movable transmission plate ensure the stability of the circuit board during the transportation process, reduce the positioning error caused by the movement of the circuit board, and help improve the punching accuracy; the driving motor drives the conveyor belt to run through the driving rod to realize the automatic transportation of the circuit board, reduce the need for manual operation, and improve production efficiency; the slider on the movable transmission plate is used in conjunction with the slide rail on the base to ensure the smooth movement of the movable transmission plate, help maintain the stability of the circuit board during the transportation process, and further improve the punching accuracy; by adjusting the cooperation of the screw rod and the threaded collar, the distance between the movable transmission plate and the fixed transmission plate can be easily adjusted, so that the device can adapt to circuit boards of different sizes and shapes and reduce usage limitations. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] The utility model will be further described below in conjunction with the accompanying drawings.

[0016] Figure 1 It is a structural schematic diagram of the utility model;

[0017] Figure 2It is a schematic diagram of the enlarged structure of the feeding mechanism;

[0018] Figure 3 1. It is a schematic diagram of the installation structure of the adjusting screw;

[0019] Figure 4 This is a schematic diagram of the laser transmitter installation structure;

[0020] Figure 5 It is a schematic diagram of the height screw installation structure;

[0021] Figure 6 yes Figure 1 A schematic diagram of the enlarged structure of the middle part A;

[0022] Markings in the attached drawings: 1. base; 2. transmitter support; 3. laser transmitter; 4. fixed transmission plate; 5. transmission wheel; 6. conveyor belt; 7. movable transmission plate; 8. drive rod; 9. drive motor; 10. slide rail; 11. slider; 12. threaded collar; 13. adjustment screw; 14. hand wheel; 15. stabilizing bracket; 16. stabilizing guide rod; 17. height screw; 18. height adjustment motor; 19. height slide; 20. transmitter mounting bracket; 21. positioning sensor; 22. positioning paddle; 23. protective shell; 24. scale line; 25. ruler; 26. first emergency stop switch; 27. second emergency stop switch; 28. workpiece locator. DETAILED DESCRIPTION

[0023] The following is a further detailed description of the specific implementation of the present invention in conjunction with the accompanying drawings and examples. The following examples are used to illustrate the present invention, but are not intended to limit the scope of the present invention.

[0024] like Figures 1 to 6As shown, a circuit board laser drilling device of the utility model comprises a base 1, on which a transmitter support 2 and a feeding mechanism are arranged, on which a laser transmitter 3 is arranged, and the feeding mechanism comprises a fixed transmission plate 4, a movable transmission plate 7 and an adjusting screw 13, on which both the fixed transmission plate 4 and the movable transmission plate 7 are provided with a conveyor belt 6 for transmission, the movable transmission plate 7 is slidably arranged on the base 1, on which the fixed transmission plate 4 is rotatably provided with an adjusting screw 13, on which a threaded collar 12 is arranged, and the adjusting screw 13 is threadedly inserted in the screw The threaded collar 12 is threadedly matched with the adjusting screw 13 to adjust the spacing between the movable transmission plate 7 and the fixed transmission plate 4; the base 1 is fixedly mounted with a transmitter support 2, and the transmitter support 2 is provided with a laser transmitter 3. The fixed transmission plate 4 and the movable transmission plate 7 are both rotatably provided with a plurality of transmission wheels 5, and the transmission wheels 5 are provided with a transmission belt 6 for transmission winding. The two groups of conveyor belts 6 on the fixed transmission plate 4 and the movable transmission plate 7 are used to transport the circuit board. The base 1 is provided with a driving motor 9, and the fixed transmission plate 4 and the movable transmission plate 7 are provided with a plurality of transmission wheels 5 for rotation. A driving rod 8 is provided through the movable plate 7, and two sets of driving pulleys are fastened on the driving rod 8, and the driving pulleys are used to drive the two sets of conveyor belts 6 for transmission. The power output end of the driving motor 9 is connected to the power input end of the driving rod 8. Two sets of slide rails 10 are provided on the base 1, and two sets of sliders 11 are provided on the movable transmission plate 7. The two sets of sliders 11 are slidably provided on the two sets of slide rails 10 respectively; the conveyor belts 6 on the fixed transmission plate 4 and the movable transmission plate 7 ensure the stability of the circuit board during the transportation process, reduce the positioning error caused by the movement of the circuit board, and help to improve the punching accuracy ; The driving motor 9 drives the conveyor belt 6 to run through the driving rod 8, so as to realize the automatic transportation of the circuit board, reduce the need for manual operation, and improve the production efficiency; the slider 11 on the movable transmission plate 7 is used in conjunction with the slide rail 10 on the base 1 to ensure the smooth movement of the movable transmission plate 7, which helps to maintain the stability of the circuit board during the transportation process and further improve the punching accuracy; by adjusting the cooperation of the screw rod 13 and the threaded collar 12, the spacing between the movable transmission plate 7 and the fixed transmission plate 4 can be conveniently adjusted; so that the device can adapt to circuit boards of different sizes and shapes and reduce the limitations of use.

[0025] As a preferred embodiment of the above embodiment, a handwheel 14 is provided at the end of the adjusting screw 13; the handwheel 14 allows the operator to easily adjust the position of the adjusting screw 13 by rotating the handwheel, thereby changing the spacing between the movable transmission plate 7 and the fixed transmission plate 4; adjustment through the handwheel 14 can achieve more precise spacing control, and the design of the handwheel 14 makes the adjustment process more intuitive, reduces complex adjustment steps, simplifies the operation process, and improves work efficiency; the handwheel 14 not only makes the operation more convenient, but also improves the adjustment accuracy, simplifies the operation process, reduces costs, and improves the overall reliability and durability of the equipment.

[0026] As a preferred embodiment of the above embodiment, a stabilizing bracket 15 is provided on the base 1, and a stabilizing guide rod 16 is inserted on the stabilizing bracket 15, and the stabilizing guide rod 16 is penetrated and arranged on the fixed transmission plate 4 and the movable transmission plate 7, the fixed transmission plate 4 is fixedly matched with the stabilizing guide rod 16, and the movable transmission plate 7 is slidably matched with the stabilizing guide rod 16; the stabilizing guide rod 16 serves as a guide member to ensure that the movable transmission plate 7 moves smoothly in a predetermined direction, improves the stability of the entire device, and helps to maintain the stability of the circuit board during the transportation process; through the guiding effect of the stabilizing guide rod 16, the movement of the movable transmission plate 7 is more precise and controllable, which helps to improve the positioning accuracy of the circuit board, thereby improving the accuracy of punching.

[0027] As a preferred embodiment of the above, a height screw 17 is rotatably installed in the transmitter support 2, a height adjustment motor 18 is arranged at the top of the transmitter support 2, a power output end of the height adjustment motor 18 is connected with a power input end of the height screw 17, a height slide 19 is slidably arranged on the transmitter support 2, and the height slide 19 is threadedly mounted on the height screw 17, a transmitter mounting frame 20 is fixedly installed on the height slide 19, and the laser transmitter 3 is fixedly installed on the transmitter mounting frame 20; by driving the height screw 17 to rotate by the height adjustment motor 18, precise height adjustment can be achieved, which helps to ensure that the laser transmitter 3 is aligned with the correct position of the circuit board. , improving the punching accuracy; using the height adjustment motor 18 for height adjustment realizes the automated adjustment process, reduces manual intervention, and improves production efficiency; the design of the height screw 17 and the height slide 19 enables the laser emitter 3 to be quickly adjusted according to circuit boards of different thicknesses or different punching requirements, thereby improving the flexibility and adaptability of the device; automated height adjustment simplifies the operating process, and the operator only needs to set the parameters to achieve precise height adjustment, thereby reducing the difficulty of operation; the height of the laser emitter 3 is adjusted by driving the height screw 17 through the height adjustment motor 18, which not only improves the punching accuracy and flexibility, but also simplifies the operating process and improves production efficiency.

[0028] As a preferred embodiment of the above, several groups of positioning sensors 21 are arranged on the side end of the transmitter support 2, and a positioning paddle 22 is provided on the height slide 19, and the positioning paddle 22 corresponds to the positioning sensor 21; the cooperation between the positioning sensor 21 and the positioning paddle 22 can achieve precise height positioning, which helps to ensure that the laser transmitter 3 is aligned with the correct position of the circuit board and improve the punching accuracy; the positioning sensor 21 can automatically detect the position change of the positioning paddle 22, realize the automated positioning process, reduce manual intervention, and improve production efficiency; the positioning sensor 21 detects the position of the positioning paddle 22, and the height adjustment motor 18 can be stopped in time when the height slide 19 reaches the preset position, thereby avoiding the occurrence of overshoot; the use of the positioning sensor 21 simplifies the operation process, and the operator only needs to set the parameters to achieve precise height positioning, which reduces the difficulty of operation; automated positioning not only improves the accuracy, but also speeds up the production rhythm, reduces unnecessary waiting time, and improves the overall production efficiency.

[0029] As a preferred embodiment of the above embodiment, a protective shell 23 is provided on the base 1, and scale lines 24 are provided on the protective shell 23. A ruler 25 is fixedly installed on the movable transmission plate 7, and the ruler 25 corresponds to the scale lines 24; the cooperation between the scale lines 24 and the ruler 25 allows the operator to intuitively observe the spacing adjustment between the movable transmission plate 7 and the fixed transmission plate 4, which helps to achieve more precise adjustment; the cooperation between the ruler 25 and the scale lines 24 can improve the accuracy of the spacing adjustment, which helps to ensure the precise alignment of the circuit board during the punching process; through the intuitive ruler indication, the operator can quickly adjust the movable transmission plate 7 according to the required spacing, which simplifies the operation process and reduces the difficulty of operation; the protective shell 23 can effectively isolate the working area, reduce the risk of the operator accidentally contacting the moving parts, and improve the safety of operation; the intuitive ruler indication helps to reduce the errors caused by the operator due to visual judgment errors, and improves the production quality.

[0030] As a preferred embodiment of the above embodiment, a first emergency stop switch 26 and a second emergency stop switch 27 are provided on the base 1, and the first emergency stop switch 26 and the second emergency stop switch 27 are respectively arranged at the loading end and the unloading end of the feeding mechanism; the emergency stop switch can quickly cut off the power supply and stop the machine operation in an emergency, avoid or reduce possible accidents, and protect the safety of the operator; setting the emergency stop switch at the loading end and the unloading end of the feeding mechanism can ensure that in an emergency, the operator can quickly find and press the nearest emergency stop switch to shorten the reaction time; by setting the first emergency stop switch 26 and the second emergency stop switch 27 at the loading end and the unloading end of the feeding mechanism, not only the safety of the operation is improved, but also the operation process in an emergency is simplified, and the overall safety of the equipment is improved.

[0031] As a preferred embodiment of the above embodiment, a workpiece locator 28 is provided on the movable transmission plate 7, and the workpiece locator 28 is arranged at the laser emitting end of the laser emitter 3; the workpiece locator 28 can ensure that the circuit board has been accurately positioned before the laser emitter 3 emits the laser, which helps to improve the accuracy of punching; the design of the workpiece locator 28 simplifies the operation process, and the operator only needs to place the circuit board on the conveyor belt 6 to achieve accurate positioning, which reduces the difficulty of operation; fast and accurate positioning helps to improve production efficiency and reduce the time for redoing workpieces due to inaccurate positioning; the use of the workpiece locator 28 helps to reduce positioning errors caused by visual judgment errors of operators and improves production quality.

[0032] The utility model discloses a circuit board laser punching device. When the circuit board to be processed is in operation, the circuit board to be processed is placed on a movable transmission plate 7, and the circuit board is fixed by a workpiece positioner 28; the position of the movable transmission plate 7 is adjusted by an adjusting screw 13 and a hand wheel 14 to adapt to the size of the circuit board; the height of the laser emitter 3 is adjusted by a height adjustment motor 18 according to the thickness of the circuit board; the driving motor 9 is started, and the conveyor belt 6 is driven to operate through a driving rod 8 and a driving pulley, thereby driving the circuit board to move to a predetermined punching position; the positioning sensor 21 and the positioning paddle 22 are used to ensure that the position of the laser emitter 3 is accurate; when the circuit board reaches the preset position, the laser emitter 3 starts to emit a laser beam to punch holes in the circuit board; after the punching is completed, the circuit board continues to move to the next punching position, and this process is repeated until all the predetermined punching is completed; after the processing is completed, the circuit board is sent out of the device by the conveyor belt 6, and the operator takes out the processed circuit board from the unloading end; if an emergency occurs at any stage, the first emergency stop switch 26 or the second emergency stop switch 27 can be pressed to immediately stop the operation of the device.

[0033] The utility model provides a circuit board laser punching device, and its installation method, connection method or setting method are all common mechanical methods, and any method that can achieve its beneficial effects can be implemented.

[0034] The above is only a preferred embodiment of the present invention. It should be pointed out that for ordinary technicians in this technical field, several improvements and modifications can be made without departing from the technical principle of the present invention. These improvements and modifications should also be regarded as the protection scope of the present invention.

Claims

1. A circuit board laser drilling device, characterized in that: It includes a base, on which a transmitter support and a feeding mechanism are arranged, on which a laser transmitter is arranged, and the feeding mechanism includes a fixed transmission plate, a movable transmission plate and an adjusting screw, on which both the fixed transmission plate and the movable transmission plate are provided with conveyor belts for transmission, the movable transmission plate is slidably arranged on the base, on which an adjusting screw is rotatably arranged, and on which a threaded collar is arranged on the movable transmission plate, and the adjusting screw is threadably inserted on the threaded collar, and the threaded collar cooperates with the adjusting screw thread to adjust the distance between the movable transmission plate and the fixed transmission plate.

2. A circuit board laser drilling device as claimed in claim 1, characterized in that: A hand wheel is arranged at the end of the adjusting screw.

3. A circuit board laser drilling device as claimed in claim 1, characterized in that: A stabilizing bracket is arranged on the base, a stabilizing guide rod is inserted on the stabilizing bracket, the stabilizing guide rod is arranged through a fixed transmission plate and a movable transmission plate, the fixed transmission plate is fixedly matched with the stabilizing guide rod, and the movable transmission plate is slidably matched with the stabilizing guide rod.

4. A circuit board laser drilling device as claimed in claim 1, characterized in that: A height screw is rotatably installed in the transmitter support, a height adjustment motor is arranged at the top of the transmitter support, a power output end of the height adjustment motor is connected with a power input end of the height screw, a height slide is slidably arranged on the transmitter support, and the height slide is threadedly mounted on the height screw, a transmitter mounting frame is fixedly installed on the height slide, and the laser transmitter is fixedly installed on the transmitter mounting frame.

5. A circuit board laser drilling device as claimed in claim 4, characterized in that: A plurality of groups of positioning sensors are arranged on the side end of the transmitter support, and a positioning paddle is arranged on the height slide, and the positioning paddle corresponds to the positioning sensor.

6. A circuit board laser drilling device as claimed in claim 1, characterized in that: The base is provided with a protective shell, the protective shell is provided with scale lines, and the movable transmission plate is fixedly mounted with a ruler, and the ruler and the scale lines correspond to each other.

7. A circuit board laser drilling device as claimed in claim 1, characterized in that: The base is provided with a first emergency stop switch and a second emergency stop switch, and the first emergency stop switch and the second emergency stop switch are respectively arranged at the feeding end and the unloading end of the feeding mechanism.

8. A circuit board laser drilling device as claimed in claim 1, characterized in that: The movable transmission plate is provided with a workpiece locator, and the workpiece locator is arranged at the laser emitting end of the laser emitter.

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