Water-guided laser drilling system and method

Abstract

The invention discloses a water-jet-guided laser drilling system and method, and relates to the technical field of water jet laser combined machining, and the water-jet-guided laser drilling system comprises an operation table, a water-jet-guided laser drilling equipment body, a mounting disc structure, a plurality of nozzle structures and a butt joint nozzle structure, and further comprises a fixing table structure and a multidirectional driving structure which are used for fixing and displacing a machined part. According to the water-jet-guided laser drilling system and method, the nozzles can be rapidly replaced under the driving of the servo motor through the arranged mounting disc structure and the multiple standby nozzles, normal use of water-jet-guided laser drilling equipment is guaranteed, a workpiece can be fixed through the cooperation of the arranged fixing table structure and the multi-directional driving structure, and the working efficiency is improved. And displacement adjustment is achieved, and adjustment of the punching position on the workpiece is achieved.

Description

Technical Field

[0001] The invention relates to the technical field of water jet laser composite processing, in particular to a water-conducting laser drilling system and method. Background Art

[0002] Water-guided laser technology is also known as laser microjet technology and micro-water jet laser technology. Its principle is mainly to use the laser beam to be sent into water through an optical fiber, or to use the phenomenon of total reflection of the laser at the interface between water and air to couple the laser beam into a micro water jet. The water jet maintains an extremely high laser energy density, and the high absorption rate and high thermal conductivity of water convert the energy of the laser beam into heat energy, thereby realizing the processing of materials; in the prior art, the water-guided laser drilling system has the following problems: the water-guided laser drilling device is inconvenient to replace the nozzle during use, and the disassembly and installation of the nozzle will take a lot of time, which will affect the normal use of the equipment and the efficiency of the equipment processing; and the workpiece is not convenient for displacement adjustment after positioning and installation, which reduces the drilling efficiency of the workpiece. For this reason, this application proposes a water-guided laser drilling system and method to solve the above problems. Summary of the invention

[0003] 1. Technical issues to be solved

[0004] In view of the deficiencies in the prior art, the present invention provides a water-conducting laser drilling system and method, which solves the technical problems raised in the above background.

[0005] (II) Technical solution

[0006] To achieve the above purpose, the technical solution adopted by the present invention is: a water-guided laser drilling system, the system includes an operating table, a water-guided laser drilling equipment body, a mounting plate structure, a plurality of nozzle structures, and a docking nozzle structure;

[0007] The mounting plate structure includes a disc, a plurality of mounting grooves, and the plurality of mounting grooves are provided on the disc, and a plurality of locking holes are provided at the top of the mounting grooves, and the disc is mounted on the output shaft of the servo motor, and the servo motor is mounted on the body of the water-conducting laser drilling device, and the disc is arranged on the bottom side of the body of the water-conducting laser drilling device;

[0008] The nozzle structure includes a nozzle and a plurality of locking blocks, and the plurality of locking blocks are arranged on the top side of the outer wall of the nozzle, and the plurality of nozzle structures are assembled in a one-to-one correspondence in the plurality of mounting grooves;

[0009] It also includes a fixed table structure and a multi-directional driving structure for fixing and displacing the workpiece.

[0010] Preferably, the fixed table structure includes a fixed table, two L-shaped clamps and two electric push rods, and the fixed table can be displaced laterally and longitudinally under the drive of the multi-directional driving structure, and the two L-shaped clamps, one movable and one fixed, are arranged on both sides of the fixed table, and the movable L-shaped clamp is driven by the two electric push rods.

[0011] Preferably, the multi-directional driving structure includes a screw rod 1, a sliding rod, a forward and reverse motor 1, a slide table, two sliding grooves, a screw rod 2 and a forward and reverse motor 2, and the screw rod 1 is connected to the threaded hole on one side of the fixed table, and the sliding rod is connected to the sliding hole on one side of the fixed table, and the forward and reverse motor 1 drives the screw rod 1 to rotate, and the screw rod 1, the sliding rod and the forward and reverse motor 1 are installed in the slide table, the two sliding grooves are opened in the working groove on the operating table, and the front and rear sides of the slide table are connected to the two sliding grooves, and the screw rod 2 is connected to the threaded hole on one side of the slide table, and the forward and reverse motor 2 drives the screw rod 2 to rotate, and the screw rod 2 and the forward and reverse motor 2 are installed on the operating table.

[0012] Preferably, the docking nozzle structure includes a shell, a movable tube, an electric push rod and a docking tube, and the shell is installed at the bottom end of the water-conducting laser drilling equipment body, and the movable tube slides in the sliding hole on the bottom side of the shell, and the electric push rod drives the movable tube to slide in the sliding hole on the bottom side of the shell, and the top end of the movable tube is sleeved on the outside of the docking tube, and the top side of the docking tube is connected to the water-conducting laser drilling equipment body, and the bottom end of the movable tube is adapted to the top side of the nozzle.

[0013] Preferably, the mounting groove and the nozzle are both cylindrical and narrow at the bottom and wide at the top.

[0014] Preferably, the operating table is box-type, and the working groove on the operating table is connected to the interior of the box.

[0015] A method for using a water-guided laser drilling system, the method comprising the following steps:

[0016] S1: When replacing the nozzle, the original nozzle can be taken out through the assembly groove on the rear side wall of the water-guided laser drilling equipment body, and then the new nozzle can be installed into the installation groove on the disc, and the locking block on the nozzle will dock with the locking hole in the installation groove to ensure the stability of the nozzle after being assembled into the installation groove;

[0017] S2: When the nozzles corresponding to the bottom side of the docking nozzle structure need to be replaced, the disc rotates under the drive of the servo motor to drive multiple nozzles to dock with the bottom end of the movable tube in turn, and different nozzles are selected for use;

[0018] S3: Place the workpiece on the two L-shaped clamping plates, and the second electric push rod drives one L-shaped clamping plate to move closer to the other L-shaped clamping plate, so that the workpiece is clamped and fixed on the two L-shaped clamping plates;

[0019] S4: Under the drive of the forward and reverse motors, the screw rod rotates, driving the fixed platform to move longitudinally;

[0020] S5: Under the drive of the forward and reverse motors, the screw rod 2 rotates, driving the slide table to move horizontally in the slide slot, thereby driving the workpiece displacement adjustment on the two L-shaped clamping plates, and the nozzle corresponding to the bottom side of the docking nozzle structure corresponds up and down.

[0021] (III) Beneficial effects

[0022] The beneficial effects of the present invention are:

[0023] The water-conducting laser drilling system and method can realize rapid replacement of nozzles under the drive of a servo motor by means of a mounting plate structure and a plurality of spare nozzles, thereby ensuring normal use of the water-conducting laser drilling equipment. The workpiece can be fixed and displacement adjusted by means of the cooperation of a fixed table structure and a multi-directional driving structure, thereby adjusting the drilling position on the workpiece. BRIEF DESCRIPTION OF THE DRAWINGS

[0024] Figure 1 It is a schematic diagram of the three-dimensional structure of the present invention;

[0025] Figure 2 It is a schematic diagram of a side-view three-dimensional cross-sectional structure of the present invention;

[0026] Figure 3 It is a rear-view stereoscopic structural schematic diagram of the present invention;

[0027] Figure 4 It is a three-dimensional schematic diagram of the fixed platform structure and the multi-directional driving structure of the present invention;

[0028] Figure 5 It is a three-dimensional schematic diagram of the mounting plate structure of the present invention;

[0029] Figure 6 It is a three-dimensional cross-sectional schematic diagram of the docking nozzle structure of the present invention.

[0030] In the figure: 1 operating table, 2 water-conducting laser drilling equipment body, 3 mounting plate structure, 31 disc, 32 mounting groove, 33 locking hole, 4 nozzle structure, 41 nozzle, 42 locking block, 5 servo motor, 6 docking nozzle structure, 61 shell, 62 movable tube, 63 electric push rod 1, 64 docking tube, 7 fixed table structure, 71 fixed table, 72 L-shaped splint, 73 electric push rod 2, 8 multi-directional driving structure, 81 screw rod 1, 82 slide rod, 83 forward and reverse motor 1, 84 slide table, 85 slide groove, 86 screw rod 2, 87 forward and reverse motor 2. DETAILED DESCRIPTION

[0031] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the present invention.

[0032] like Figure 1-6 As shown, the present invention provides a technical solution: a water-conducting laser drilling system, comprising: the system comprises an operating table 1, a water-conducting laser drilling device body 2, a mounting plate structure 3, a plurality of nozzle structures 4, and a docking nozzle structure 6; the operating table 1 is a box-type, and the working groove on the operating table 1 is connected to the inside of the box; the water-conducting laser drilling device body 2 is an existing technology, and the water-conducting laser drilling system disclosed in Chinese Patent Publication No. CN113751900B can be used;

[0033] The mounting plate structure 3 includes a disc 31 and a plurality of mounting grooves 32, and the plurality of mounting grooves 32 are formed on the disc 31, and a plurality of locking holes 33 are formed at the top of the mounting grooves 32, and the disc 31 is mounted on the output shaft of the servo motor 5, and the servo motor 5 is mounted on the water-conducting laser drilling device body 2, and the disc 31 is arranged on the bottom side of the water-conducting laser drilling device body 2;

[0034] The nozzle structure 4 includes a nozzle 41 and a plurality of locking blocks 42, and the plurality of locking blocks 42 are provided on the top side of the outer wall of the nozzle 41, and the plurality of nozzle structures 4 are assembled in a one-to-one correspondence in the plurality of mounting grooves 32, and the nozzles 41 of the plurality of nozzle structures 4 have different calibers, or the nozzles of the plurality of nozzle structures 4 have different lengths, and are selected according to different usage requirements. The mounting groove 32 and the nozzle 41 are both cylindrical and narrow at the bottom and wide at the top, so that the nozzle 41 can be stably docked after being assembled into the mounting groove 32. When the nozzle 41 is replaced, the original nozzle 41 can be taken out through the assembly groove of the rear side wall of the water-conducting laser drilling device body 2, and then the new nozzle 41 can be installed into the mounting groove 32 on the disc 31, and the locking block 42 on the nozzle 41 will dock with the locking hole 33 in the mounting groove 32 to ensure the stability of the nozzle 41 after being assembled into the mounting groove 32;

[0035] It also includes a fixed table structure 7 and a multi-directional driving structure 8 for fixing and displacing the workpiece. The docking nozzle structure 6 includes a shell 61, a movable tube 62, an electric push rod 63 and a docking tube 64. The shell 61 is installed at the bottom end of the water-conducting laser drilling device body 2, and the movable tube 62 slides in the sliding hole at the bottom of the shell 61. The electric push rod 63 drives the movable tube 62 to slide in the sliding hole at the bottom of the shell 61. The top end of the movable tube 62 is sleeved on the outside of the docking tube 64, and the top side of the docking tube 64 is connected to the water-conducting laser drilling device body 2. The bottom end of the movable tube 62 is adapted to the top side of the nozzle 41, and the top end of the docking tube 64 is connected to the gas-liquid coupling chamber of the water-conducting laser drilling device body 2. When the nozzle 41 corresponding to the bottom side of the docking nozzle structure 6 needs to be replaced, under the drive of the servo motor 5, the rotation of the disc 31 can drive multiple nozzles 41 to dock with the bottom end of the movable tube 62 in sequence, and different nozzles 41 can be selected for use;

[0036] The fixed platform structure 7 includes a fixed platform 71, two L-shaped clamping plates 72 and a second electric push rod 73. The second electric push rod 73 is installed on the bottom side of the fixed platform 71, and the fixed platform 71 can be displaced laterally and longitudinally under the drive of the multi-directional driving structure 8. The two L-shaped clamping plates 72 are arranged on both sides of the fixed platform 71, one movable and one fixed, and the movable L-shaped clamping plate 72 is driven by the second electric push rod 73.

[0037] The multi-directional driving structure 8 includes a screw rod 81, a slide rod 82, a forward and reverse motor 83, a slide table 84, two slide grooves 85, a screw rod 86 and a forward and reverse motor 87, and the screw rod 81 is connected to the threaded hole on one side of the fixed table 71, and the slide rod 82 is connected to the slide hole on one side of the fixed table 71, and the forward and reverse motor 83 drives the screw rod 81 to rotate, and the screw rod 81, the slide rod 82 and the forward and reverse motor 83 are installed in the slide table 84, the two slide grooves 85 are opened in the working groove on the operating table 1, and the front and rear sides of the slide table 84 are connected to the two slide grooves 85, and the screw rod 86 is connected to the threaded hole on one side of the slide table 84, and the forward and reverse motor 87 is connected to the front and rear sides of the slide table 84. 87 drives the screw rod 2 86 to rotate, and the screw rod 2 86 and the forward and reverse motor 2 87 are installed on the operating table 1, and the workpiece is placed on the two L-shaped clamps 72. The electric push rod 2 73 drives one side of the L-shaped clamp 72 to approach the other L-shaped clamp 72, so that the workpiece is clamped and fixed on the two L-shaped clamps 72. Under the drive of the forward and reverse motor 1 83, the screw rod 1 83 rotates, driving the fixed table 71 to move longitudinally. Under the drive of the forward and reverse motor 2 87, the screw rod 2 86 rotates, driving the slide 84 to move horizontally in the slide groove 85, so as to drive the displacement adjustment of the workpiece on the two L-shaped clamps 72, and the nozzle 41 corresponding to the bottom side of the docking nozzle structure 6 corresponds up and down.

[0038] A method for using a water-guided laser drilling system:

[0039] When the nozzle 41 is replaced, the original nozzle 41 can be taken out through the assembly groove on the rear side wall of the water-conducting laser drilling device body 2, and then the new nozzle 41 is installed into the installation groove 32 on the disc 31, and the locking block 42 on the nozzle 41 will be docked with the locking hole 33 in the installation groove 32 to ensure the stability of the nozzle 41 after being assembled into the installation groove 32;

[0040] When the nozzles 41 corresponding to the bottom side of the docking nozzle structure 6 need to be replaced, the disk 31 is driven by the servo motor 5 to rotate and drive the plurality of nozzles 41 to dock with the bottom end of the movable tube 62 in sequence, and different nozzles 41 are selected for use;

[0041] The workpiece is placed on the two L-shaped clamps 72, and the electric push rod 2 73 drives one side of the L-shaped clamp 72 to move closer to the other L-shaped clamp 72, so that the workpiece is clamped and fixed on the two L-shaped clamps 72. Under the drive of the forward and reverse motor 1 83, the screw rod 1 83 rotates, driving the fixed table 71 to move longitudinally. Under the drive of the forward and reverse motor 2 87, the screw rod 2 86 rotates, driving the slide 84 to move horizontally in the slide groove 85, so as to drive the displacement adjustment of the workpiece on the two L-shaped clamps 72, and the nozzle 41 corresponding to the bottom side of the docking nozzle structure 6 corresponds up and down.

[0042] In the description of the present invention, it is necessary to understand that the indicated orientation or positional relationship is based on the orientation or positional relationship shown in the accompanying drawings, and is only for the convenience of describing the present invention and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as a limitation on the present invention.

[0043] In the present invention, unless otherwise clearly stipulated and limited, for example, it can be a fixed connection, a detachable connection, or an integrated one; it can be a mechanical connection or an electrical connection; it can be directly connected or indirectly connected through an intermediate medium, it can be the internal connection of two elements or the interaction relationship between two elements. Unless otherwise clearly defined, for ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to the specific circumstances.

[0044] 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 water-guided laser drilling system, comprising: The system comprises an operating table (1), a water-guided laser drilling device body (2), a mounting plate structure (3), a plurality of nozzle structures (4), and a docking nozzle structure (6); The mounting plate structure (3) comprises a disc (31), a plurality of mounting grooves (32), wherein the plurality of mounting grooves (32) are provided on the disc (31), and a plurality of locking holes (33) are provided at the top ends of the mounting grooves (32), and the disc (31) is mounted on the output shaft of the servo motor (5), and the servo motor (5) is mounted on the water-conducting laser drilling device body (2), and the disc (31) is arranged on the bottom side of the water-conducting laser drilling device body (2); The nozzle structure (4) comprises a nozzle (41) and a plurality of locking blocks (42), wherein the plurality of locking blocks (42) are arranged on the top side of the outer wall of the nozzle (41), and the plurality of nozzle structures (4) are assembled in a one-to-one correspondence in the plurality of mounting grooves (32); It also includes a fixed platform structure (7) and a multi-directional driving structure (8) for fixing and displacing the workpiece.

2. A water-guided laser drilling system according to claim 1, characterized in that: The fixed platform structure (7) comprises a fixed platform (71), two L-shaped clamping plates (72) and a second electric push rod (73), and the fixed platform (71) can be displaced laterally and longitudinally under the drive of the multi-directional driving structure (8), and the two L-shaped clamping plates (72) are arranged on both sides of the fixed platform (71), one movable and the other fixed, and the movable L-shaped clamping plate (72) is driven by the second electric push rod (73).

3. A water-guided laser drilling system according to claim 2, characterized in that: The multi-directional driving structure (8) comprises a screw rod (81), a slide rod (82), a forward and reverse motor (83), a slide table (84), two slide grooves (85), a screw rod (86) and a forward and reverse motor (87), wherein the screw rod (81) is connected to a threaded hole on one side of the fixed table (71), and the slide rod (82) is connected to a slide hole on one side of the fixed table (71), and the forward and reverse motor (83) drives the screw rod (81) to rotate, and the screw rod (81) ), a slide bar (82) and a forward and reverse motor (83) are installed in a slide table (84), two slide grooves (85) are opened in an operation groove on an operating table (1), and the front and rear sides of the slide table (84) are connected to the two slide grooves (85), and a second screw rod (86) is connected to a threaded hole on one side of the slide table (84), and a second forward and reverse motor (87) drives the second screw rod (86) to rotate, and the second screw rod (86) and the second forward and reverse motor (87) are installed on the operating table (1).

4. The water-conducting laser drilling system according to claim 1, characterized in that: The docking nozzle structure (6) comprises a shell (61), a movable tube (62), an electric push rod (63) and a docking tube (64), wherein the shell (61) is mounted at the bottom end of the water-conducting laser drilling device body (2), and the movable tube (62) slides in a sliding hole at the bottom side of the shell (61), and the electric push rod (63) drives the movable tube (62) to slide in the sliding hole at the bottom side of the shell (61), and the top end of the movable tube (62) is sleeved on the outside of the docking tube (64), and the top side of the docking tube (64) is connected to the water-conducting laser drilling device body (2), and the bottom end of the movable tube (62) is adapted to the top side of the nozzle (41).

5. The water-conducting laser drilling system according to claim 1, characterized in that: The installation groove (32) and the nozzle (41) are both cylindrical and narrow at the bottom and wide at the top.

6. The water-conducting laser drilling system according to claim 1, characterized in that: The operating table (1) is of box type, and the working groove on the operating table (1) is connected to the interior of the box.

7. The method for using a water-guided laser drilling system according to claim 1, characterized in that: The method comprises the following steps: S1: When the nozzle (41) is replaced, the original nozzle (41) can be taken out through the assembly groove on the rear side wall of the water-conducting laser drilling device body (2), and then the new nozzle (41) can be installed into the installation groove (32) on the disc (31), and the locking block (42) on the nozzle (41) will be docked with the locking hole (33) in the installation groove (32) to ensure the stability of the nozzle (41) after being assembled into the installation groove (32); S2: When the nozzle (41) corresponding to the bottom side of the docking nozzle structure (6) needs to be replaced, the disk (31) is driven by the servo motor (5) to rotate to drive the plurality of nozzles (41) to dock with the bottom end of the movable tube (62) in sequence, and different nozzles (41) are selected for use; S3: placing the workpiece on the two L-shaped clamping plates (72), and the second electric push rod (73) drives one side of the L-shaped clamping plate (72) to approach the other L-shaped clamping plate (72), so as to clamp and fix the workpiece on the two L-shaped clamping plates (72); S4: Under the drive of the forward and reverse motor 1 (83), the screw rod 1 (83) rotates, driving the fixed platform (71) to move longitudinally; S5: Under the drive of the forward and reverse motor (87), the second screw rod (86) rotates, driving the slide (84) to move horizontally in the slide groove (85), thereby driving the displacement adjustment of the workpieces on the two L-shaped clamping plates (72) to correspond to the nozzle (41) corresponding to the bottom side of the docking nozzle structure (6) up and down.

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