Printed circuit board laser engraving device

Abstract

The utility model relates to the technical field of circuit board processing, in particular to a laser engraving device for a printed circuit board. According to the technical scheme, the laser engraving device comprises a workbench and a moving block, a first support is fixed to the workbench, a second support is movably connected to the top end of the inner wall of a first groove, a laser engraving device body is installed at the bottom end of a hydraulic rod movably connected with a hydraulic cylinder, the workbench is rotationally connected with a second rotating shaft, and a rotating disc is fixed to the top end of the second rotating shaft; a connecting plate is fixed to the outer wall of the rotating disc, a containing disc is fixed to the connecting plate, a third support is fixed to the rotating disc and rotationally connected with a second rotating shaft, a long plate is fixed to the top end of the second rotating shaft, a long groove is formed in the long plate, a moving block is inserted into the long groove, and a connecting frame is fixed to the moving block. And a pressure plate is fixed at the bottom end of the connecting frame. The circuit board feeding device has the advantages that the circuit board can be conveniently limited and conveniently processed, meanwhile, the circuit board can be conveniently fed without stopping, and the working efficiency is improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to circuit board processing technical field, concretely is a kind of printed circuit board laser engraving device. BACKGROUND

[0002] Printed circuit board laser engraving device is a kind of equipment, for accurate laser engraving on printed circuit board (PCB). This device usually removes or cuts the coating covering the surface of PCB by laser beam to depict circuit pattern. Laser engraving can replace traditional chemical etching method, with higher precision and processing efficiency.

[0003] Circuit board is placed after being processed, and then laser engraving device is used to process circuit board, but the placed circuit board cannot be limited, and deviation is easy to cause, and after circuit board processing is completed, it needs to be taken down and reloaded, which is time-consuming and laborious, and reduces processing efficiency. UTILITY MODEL CONTENT

[0004] The utility model discloses a kind of printed circuit board laser engraving devices, with the advantage of being convenient for limiting circuit board, facilitate processing, while it is convenient for the on-line loading of circuit board, improve work efficiency, solve the problem that the placed circuit board is processed after being processed using laser engraving device, but the placed circuit board cannot be limited, and deviation is easy to cause, and after circuit board processing is completed, it needs to be taken down and reloaded, which is time-consuming and laborious, and reduces processing efficiency.

[0005] To achieve the above object, the utility model provides the following technical scheme: a kind of printed circuit board laser engraving device, including workbench and moving block, the workbench upper surface one side is fixed with support no.

[0006] Preferably, the lower surface of the workbench is fixed with four support posts in a rectangular array. The four support posts can support the workbench, making the device stable as a whole.

[0007] Preferably, the front end of the workbench is fixed with a control switch box, and a display screen and a button are sequentially embedded and installed at the front end of the control switch box from top to bottom.

[0008] Preferably, a circular hole two is arranged at the bottom end of the inner wall of the groove two, and the bottom end of the hydraulic rod movably connected with the hydraulic cylinder penetrates through the circular hole two.

[0009] Preferably, a circular hole one is arranged at one side of the lower surface of the workbench, a motor one is fixed at one side of the lower surface of the workbench, a transmission shaft provided with the motor one extends into the circular hole one at the top end, and a rotating shaft one is fixed at the top end of the transmission shaft provided with the motor one.

[0010] Preferably, a groove three is arranged at the front end of the support three, a circular hole four is arranged at the top end of the inner wall of the groove three, a motor three is fixed at the top end of the inner wall of the groove three, a transmission shaft provided with the motor three extends into the circular hole four at the top end, and a rotating shaft two is fixed at the top end of the transmission shaft provided with the motor three.

[0011] Preferably, a threaded hole is arranged at the upper surface of the moving block, a circular hole three is arranged at the upper surface of the long plate, a motor two is fixed at the upper surface of the long plate, a transmission shaft provided with the motor two extends into the circular hole three at the bottom end, a threaded rod is fixed at the bottom end of the transmission shaft provided with the motor two, the threaded rod penetrates through the threaded hole at the bottom end and is threadedly connected.

[0012] Preferably, a through hole is arranged at the upper surface of the pressing disc.

[0013] Compared with the prior art, the utility model has the advantages of the following:

[0014] The utility model discloses a workbench upper surface one side rotatory connection pivot no. 2, and the top of pivot no. 2 is fixed with the turntable, and the outer wall of turntable is fixed with the connecting plate, and the one side of connecting plate is fixed with the placing tray, and the upper surface of turntable is fixed with support no. 3, and the upper surface of support no. 3 is rotatory connection pivot no. 2, and the top of pivot no. 2 is fixed with the long board, and the one side of long board is provided with long slot, and the mobile block is inserted into long slot, and the one side of mobile block is fixed with the connecting frame, and the bottom of connecting frame is fixed with the pressure plate, when needing to process the circuit board, placing the circuit board on the placing tray, starting motor no. 2 again, so that connecting frame and pressure plate can compress the circuit board and limit, and then process the circuit board through the laser engraving device body, and at the same time, place the unprocessed circuit board on other placing tray, and start motor no. 1, so that turntable and placing tray can rotate according to the requirement, and the unprocessed circuit board is rotated to the appropriate position, which achieves the effect of facilitating the limitation of the circuit board, facilitating processing, facilitating the non-stop feeding of the circuit board and improving work efficiency. BRIEF DESCRIPTION OF DRAWINGS

[0015] Figure 1 It is the front view structure schematic diagram of the utility model;

[0016] Figure 2 It is the workbench cross section structure schematic diagram of the utility model;

[0017] Figure 3 It is the support no. 1 cross section structure schematic diagram of the utility model;

[0018] Figure 4 It is the support no. 3 cross section structure schematic diagram of the utility model;

[0019] Figure 5 It is the utility model Figure 4 Enlarged view.

[0020] In the drawing: 1, support column; 2, workbench; 3, support no. 1; 4, recess no. 1; 5, control switch box; 6, placing tray; 7, pivot no. 1; 8, turntable; 9, connecting plate; 10, round hole no. 1; 11, motor no. 1; 12, support no. 2; 13, hydraulic cylinder; 14, recess no. 2; 15, round hole no. 2; 16, hydraulic rod; 17, laser engraving device body; 18, pressure plate; 19, through hole; 20, connecting frame; 21, motor no. 2; 22, round hole no. 3; 23, long slot; 24, threaded rod; 25, long board; 26, recess no. 3; 27, support no. 3; 28, motor no. 3; 29, mobile block; 30, threaded hole; 31, pivot no. 2; 32, round hole no. 4. DETAILED DESCRIPTION

[0021] The technical solutions of the present utility model will be clearly and completely described below with reference to the accompanying drawings of the embodiments. Obviously, the described embodiments are only some embodiments of the present utility model, and not all embodiments. Based on the embodiments of the present utility model, all other embodiments obtained by those of ordinary skill in the art without creative effort are within the protection scope of the present utility model.

[0022] Please see Figures 1 to 5 The present invention provides an embodiment of a laser engraving device for printed circuit boards, comprising a worktable 2 and a moving block 29. A bracket 3 is fixed on one side of the upper surface of the worktable 2, and four pillars 1 arranged in a rectangular array are fixed on the lower surface of the worktable 2. A control switch box 5 is fixed at the front end of the worktable 2. A display screen and buttons are sequentially fitted and installed at the front end of the control switch box 5 from top to bottom. The four pillars 1 can support the worktable 2, making the device stable. The control switch box 5 can control the start and stop of the hydraulic cylinder 13, motor 11, motor 21 and motor 3 28.

[0023] The front end of bracket 13 has a groove 4, and the top of the inner wall of groove 14 is movably connected to bracket 2 12. The front end of bracket 2 12 has a groove 2 14, and the bottom of the inner wall of groove 2 14 is fixed with a hydraulic cylinder 13. The hydraulic cylinder 13 provides power for the extension and retraction of the hydraulic rod 16, so that the laser engraving device body 17 can be moved up and down to a suitable height as needed, which is convenient for processing the circuit board. The bottom of the hydraulic rod 16 movably connected to the hydraulic cylinder 13 is equipped with the laser engraving device body 17. The bottom of the inner wall of groove 2 14 has a round hole 2 15, and the bottom of the hydraulic rod 16 movably connected to the hydraulic cylinder 13 passes through the round hole 2 15, which facilitates the bottom of the hydraulic rod 16 to pass through.

[0024] A rotating shaft 31 is rotatably connected to the other side of the upper surface of the workbench 2. A circular hole 10 is provided on one side of the lower surface of the workbench 2. A motor 11 is fixed on one side of the lower surface of the workbench 2. The top end of the transmission shaft of the motor 11 extends into the circular hole 10. A rotating shaft 7 is fixed to the top end of the transmission shaft of the motor 11. The rotating shaft 7 is fixed by the transmission shaft of the motor 11, so that the rotating shaft 7, the placement tray 6 and the turntable 8 can rotate as needed, which facilitates the loading of circuit boards, saves time and effort, and improves work efficiency. A turntable 8 is fixed to the top end of the rotating shaft 31. A connecting plate 9 is fixed to the outer wall of the turntable 8. A placement tray 6 is fixed to one side of the connecting plate 9.

[0025] The upper surface of the rotating disc 8 is fixed with a support three 27, the upper surface of the support three 27 is rotatably connected with a rotating shaft two 31, the front end of the support three 27 is provided with a groove three 26, the inner wall top end of the groove three 26 is provided with a circular hole four 32, the inner wall top end of the groove three 26 is fixed with a motor three 28, the top end of the transmission shaft provided with the motor three 28 extends into the circular hole four 32, the top end of the transmission shaft provided with the motor three 28 is fixed with the rotating shaft two 31, the rotating shaft two 31 is fixed through the transmission shaft provided with the motor three 28, which provides power for the rotation of the rotating shaft two 31 and the pressing disc 18, so as to conveniently press and define the circuit board placed on the placing disc 6, facilitate the processing of the circuit board, the top end of the rotating shaft two 31 is fixed with a long plate 25, one side of the long plate 25 is provided with a long slot 23, the long slot 23 is inserted with a moving block 29, the upper surface of the moving block 29 is provided with a threaded hole 30, the upper surface of the long plate 25 is provided with a circular hole three 22, the upper surface of the long plate 25 is fixed with a motor two 21, the bottom end of the transmission shaft provided with the motor two 21 extends into the circular hole three 22, the bottom end of the transmission shaft provided with the motor two 21 is fixed with a threaded rod 24, the bottom end of the threaded rod 24 penetrates through the threaded hole 30 and is threadedly connected, the threaded rod 24 is fixed through the transmission shaft provided with the motor two 21, which provides power for the rotation of the threaded rod 24, so that the moving block 29 and the pressing disc 18 can move up and down as needed, the pressing disc 18 can conveniently press and define the circuit board, and the processing of the circuit board is facilitated, one side of the moving block 29 is fixed with a connecting frame 20, the bottom end of the connecting frame 20 is fixed with the pressing disc 18, the upper surface of the pressing disc 18 is provided with a through hole 19, and the through hole 19 facilitates the processing of the circuit board by the laser marking device body 17.

[0026] When the circuit board needs to be processed, place the circuit board on the upper surface of the placing disc 6, operate the control switch box 5, start the motor two 21, rotate the threaded rod 24, press and define the circuit board by the pressing disc 18, start the hydraulic cylinder 13, make the hydraulic rod 16 stretch and retract, and at the same time, the laser marking device body 17 can move up and down to the appropriate height as needed, and the laser marking device body 17 can process the circuit board, after the processing of the circuit board is completed, place the unprocessed circuit board on the upper surface of the placing disc 6, start the motor one 11, and make the placing disc 6, the rotating shaft one 7 and the rotating disc 8 rotate as needed, and at the same time, the unprocessed circuit board rotates to the appropriate position for processing. The circuit board can be conveniently defined and processed, the unloading of the circuit board can be conveniently carried out without stopping the machine, and the working efficiency is improved.

[0027] It is apparent for a person skilled in the art that the present application is not restricted to the details of the above exemplary embodiments, but that it can be implemented in other concrete forms without departing from the spirit or the essential characteristics of the present application. Therefore, the embodiments should be considered as exemplary only, and not limiting, the scope of the present application being defined by the appended claims rather than the above description, and all changes coming within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference signs in the claims should not be construed as limiting the claims concerned.

Claims

1. A laser marking device for printed circuit boards, comprising a worktable (2) and a moving block (29), characterized in that: The upper surface of the workbench (2) is fixed with a support (3), the front end of the support (3) is provided with a groove (4), the inner wall top of the groove (4) is movably connected with a support (12), the front end of the support (12) is provided with a groove (14), the inner wall bottom of the groove (14) is fixed with a hydraulic cylinder (13), the bottom of the hydraulic cylinder (13) movably connected with a hydraulic rod (16) is installed with a laser marking device body (17), the other side of the upper surface of the workbench (2) is rotatably connected with a rotating shaft (31), the top of the rotating shaft (31) is fixed with a rotating disc (8), the outer wall of the rotating disc (8) is fixed with a connecting plate (9), one side of the connecting plate (9) is fixed with a placing disc (6), the upper surface of the rotating disc (8) is fixed with a support (27), the upper surface of the support (27) is rotatably connected with a rotating shaft (31), the top of the rotating shaft (31) is fixed with a long plate (25), one side of the long plate (25) is provided with a long groove (23), the long groove (23) is inserted with a moving block (29), one side of the moving block (29) is fixed with a connecting frame (20), the bottom of the connecting frame (20) is fixed with a pressure disc (18).

2. A laser marking apparatus for printed circuit boards as claimed in claim 1, wherein: The lower surface of the workbench (2) is fixed with four supports (1) in a rectangular array.

3. A laser marking apparatus for printed circuit boards as claimed in claim 2, wherein: The front end of the workbench (2) is fixed with a control switch box (5), and the front end of the control switch box (5) is sequentially embedded and installed from top to bottom with a display screen and a button.

4. The laser engraving device for printed circuit boards according to claim 1, characterized in that: The inner wall bottom of the groove (14) is provided with a round hole (15), and the bottom of the hydraulic rod (16) movably connected with the hydraulic cylinder (13) penetrates the round hole (15).

5. A laser marking apparatus for printed circuit boards as defined in claim 1, wherein: The lower surface of the workbench (2) is provided with a round hole (10) on one side, and a motor (11) is fixed on one side of the lower surface of the workbench (2), the top end of the transmission shaft provided with the motor (11) extends into the round hole (10), and the top end of the transmission shaft provided with the motor (11) is fixed with a rotating shaft (7).

6. A laser marking apparatus for printed circuit boards as defined in claim 1, characterized in that: The front end of the support (27) is provided with a groove (26), the inner wall top of the groove (26) is provided with a round hole (32), the inner wall top of the groove (26) is fixed with a motor (28), the top end of the transmission shaft provided with the motor (28) extends into the round hole (32), and the top end of the transmission shaft provided with the motor (28) is fixed with a rotating shaft (31).

7. A laser marking apparatus for printed circuit boards as defined in claim 1, characterized in that: The upper surface of the moving block (29) is provided with a threaded hole (30), the upper surface of the long plate (25) is provided with a round hole (22), the upper surface of the long plate (25) is fixed with a motor (21), the bottom end of the transmission shaft provided with the motor (21) extends into the round hole (22), the bottom end of the transmission shaft provided with the motor (21) is fixed with a threaded rod (24), the bottom end of the threaded rod (24) penetrates the threaded hole (30) and is threadedly connected.

8. The laser engraving apparatus for printed circuit boards according to claim 1, characterized in that: The upper surface of the pressure disc (18) is provided with a through hole (19).

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