Purple picosecond laser cutting equipment

Abstract

The utility model provides purple picosecond laser cutting equipment, which belongs to the technical field of purple picosecond lasers and comprises a workbench, mounting shells arranged on two sides of the top of the workbench, a mounting frame arranged on the inner walls of the mounting shells, two guide rods arranged on the inner wall of the mounting frame, and sliding grooves formed in two sides of the bottom of the inner wall of the mounting frame. Positioning assemblies are arranged on the inner walls of the two sliding grooves, the surfaces of two guide rods are slidably connected with the two ends of the strip-shaped shell, output rods of two first air cylinders drive two sliding blocks to move on the inner walls of the two sliding grooves, and the two sliding blocks drive first positioning pointers at the two ends of a positioning frame to slide on the surfaces of two first graduated scales; the two first through grooves are matched for observation, the positioning frame is adjusted to the cutting position of the surface of the product, positioning operation of the cutting position of the product is completed, meanwhile, the inner wall of the positioning frame is inserted into the bottom end of the purple picosecond laser in a penetrating mode, disengaging in the moving cutting process is avoided, and the effectiveness of cutting positioning is improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to laser cutting technical field, concretely is ultraviolet picosecond laser cutting equipment. BACKGROUND

[0002] Ultraviolet picosecond laser technology is an advanced laser processing technology, combines the advantages of ultraviolet laser and picosecond pulse width, has high precision, low heat influence, high efficiency etc., is suitable for processing a variety of materials, including metal, nonmetal, transparent material etc., especially suitable for processing heat-sensitive materials such as glass, plastic etc., has wide application prospect in precision manufacturing, scientific research, industrial processing etc., and through the retrieval application No. CN202322241066.7 disclosed ultraviolet picosecond cutting device records including work table, the outside of work table is equipped with machine group mechanism, machine group mechanism includes electrical cabinet, and electrical cabinet is fixedly connected between work table, the top of work table is equipped with lifting mechanism, the top of lifting mechanism is equipped with marking mechanism, marking mechanism includes ultraviolet laser, ultraviolet laser's side is installed with galvanometer head, the bottom of galvanometer head is fixedly connected with bottom plate, the bottom of galvanometer head is equipped with clamping mechanism, clamping mechanism includes support seat, the side of support seat is fixedly connected with servo motor, and one end of servo motor is connected with clamp, and the rotation is connected between clamp and support seat, the bottom of electrical cabinet is installed with support mechanism, automatic operation, does not need operator to manually mark and positioning operation, saves time and effort, can conveniently mark the operation of different faces of material according to demand, and the use range is wider, but the above description still has following defects when actually using: the cutting equipment lacks the positioning structure of cutting position when using, and lacks the function of protecting operating personnel, and there is certain security risk, therefore, a practical ultraviolet picosecond laser cutting equipment needs to be designed. UTILITY MODEL CONTENTS

[0003] The utility model aims at providing a kind of ultraviolet picosecond laser cutting equipment to solve the problems in the above background.

[0004] To achieve the above object, the utility model provides the following technical scheme: a kind of ultraviolet picosecond laser cutting equipment, including work table, the top of the work table two sides is equipped with installation shell, the inner wall of installation shell is equipped with mounting frame, the inner wall of mounting frame is equipped with two guide rods, the inner wall bottom of mounting frame two sides is all equipped with sliding slot, the inner wall of two sliding slots is equipped with positioning assembly, the surface of two guide rods is slidably connected with the two ends of strip-shaped shell;

[0005] The positioning assembly comprises two sliding blocks mounted on the inner walls of the two sliding grooves, the top of the two sliding blocks is fixedly connected with the two sides of the bottom of the positioning frame, one end of the two sliding blocks is fixedly connected with the output rods of the two first air cylinders, the two first air cylinders are arranged outside the mounting frame, the two ends of the positioning frame are each provided with a first positioning pointer, the inner wall of the two first positioning pointers is in sliding connection with the surface of the first scale provided on the two side edges of the inner wall of the mounting frame, T-shaped grooves are formed in the two sides of the positioning frame, and protection assemblies are arranged in the inner walls of the two T-shaped grooves.

[0006] The protection assembly comprises T-shaped blocks mounted in the inner walls of the two T-shaped grooves, one side of the two T-shaped blocks is fixedly connected with a connecting frame, the inner walls of the two connecting frames are each penetratedly connected with a protection plate, two limiting holes are formed in one side of the inner wall of each of the two connecting frames, the inner walls of the two groups of limiting holes are each clampedly connected with a plurality of positioning holes formed in the surface of each of the two protection plates, clamping holes are formed in the two sides of the top of each of the two protection plates, and the inner walls of the two groups of clamping holes are clampedly connected with clamping joints provided on the two sides of the bottom of each of the two limiting plates.

[0007] As a preferred scheme of the utility model, one side of the inner wall of the strip-shaped shell is provided with a motor, the output shaft of the motor is fixedly connected with a threaded rod, the other end of the threaded rod is rotatably connected with the other side of the inner wall of the strip-shaped shell through a bearing, the surface of the threaded rod is threadedly connected with a moving block, the bottom of the moving block is provided with an ultraviolet picosecond laser, the two sides of the ultraviolet picosecond laser are clamped with the surfaces of the two limiting plates, and the bottom is penetratedly connected with the inner wall of the positioning frame.

[0008] As a preferred scheme of the utility model, the middle of one side of the mounting frame is provided with a second air cylinder, the output rod of the second air cylinder is fixedly connected with the middle of one side of the strip-shaped shell, the side of each end of the strip-shaped shell is provided with a through hole, and the inner walls of the two through holes are penetratedly connected with the surfaces of the two guide rods.

[0009] As a preferred scheme of the utility model, two first penetrating grooves and second penetrating grooves are formed in the two sides of the mounting shell, the inner walls of the two second penetrating grooves are provided with two second scales, and the inner walls of the two second scales are in sliding connection with the inner walls of the second positioning pointers provided on the two ends of the strip-shaped shell.

[0010] As a preferred scheme of the utility model, the edges of the inner wall bottom of the mounting frame are each provided with a clamping groove, and the inner walls of the two clamping grooves are clampedly connected with the surfaces of the two first scales.

[0011] As a preferred scheme of the utility model, rubber bases are arranged at the four corners of the bottom of the workbench.

[0012] As an optimal scheme of the utility model: the edge side of the installation shell is equipped with a control panel, and the motor is electrically connected with an external power supply through the control panel.

[0013] Compared with the prior art, the utility model has the beneficial effects that:

[0014] (1) the output rods of the two first air cylinders drive the two sliding blocks to move on the inner walls of the two sliding grooves, the two sliding blocks drive the first positioning pointers at the two ends of the positioning frame to slide on the surfaces of the two first scales, and the two first through grooves are used for observation, so that the positioning frame is adjusted to the cutting position on the product surface, the positioning operation on the cutting position of the product is completed, the inner wall of the positioning frame is inserted into the bottom end of the ultraviolet picosecond laser, and the cutting process is prevented from running away, and the effectiveness of cutting positioning is improved.

[0015] (2) the two protective plates are moved on the inner walls of the two connecting frames, the two groups of limiting pins are inserted into the corresponding two groups of limiting holes and positioning holes when the height is appropriate, so that the two protective plates and the two connecting frames are limited and fixed, the ultraviolet picosecond laser is moved to between the two protective plates by cooperation of the first air cylinder and the second air cylinder, then the two groups of clamping joints at the bottoms of the two limiting plates are clamped with the inner walls of the two groups of clamping holes, so that the two limiting plates and the two protective plates are clamped and fixed, the limiting of the two sides of the ultraviolet picosecond laser is completed, and the T-shaped blocks on the other sides of the two connecting frames are driven to slide in the T-shaped grooves on the two sides of the positioning frame in the moving process of the ultraviolet picosecond laser in cooperation with the two limiting plates and the protective plates, so that the safety of the cutting process is ensured in real time. BRIEF DESCRIPTION OF DRAWINGS

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

[0017] Figure 2 It is a partial structural schematic view of the utility model;

[0018] Figure 3 It is one of the partial structural schematic views of the utility model;

[0019] Figure 4 It is a positioning assembly structural schematic view of the utility model;

[0020] Figure 5 It is a protective assembly structural schematic view of the utility model.

[0021] In the figure: 1, workbench; 11, mounting shell; 12, mounting frame; 13, guide rod; 14, sliding groove; 15, strip shell; 16, first scale; 17, motor; 18, moving block; 19, ultraviolet picosecond laser; 110, second cylinder; 111, first through slot; 112, second through slot; 113, second scale; 114, second positioning pointer; 115, clamping groove; 116, rubber base; 117, control panel; 2, positioning assembly; 21, sliding block; 22, positioning frame; 23, first cylinder; 24, first positioning pointer; 25, T-shaped groove; 3, protection assembly; 31, T-shaped block; 32, connecting frame; 33, protection plate; 34, limiting hole; 35, limiting pin; 36, positioning hole; 37, clamping hole; 38, limiting plate; 39, clamping joint. DETAILED DESCRIPTION

[0022] To make the purpose, technical scheme and advantages of the embodiments of the present application clearer, the technical scheme in the embodiments of the present application will be described clearly and completely below with reference to the drawings in the embodiments of the present application. Obviously, the described embodiments are some but not all of the embodiments of the present application. Based on the embodiments in the present application, all other embodiments obtained by those of ordinary skill in the art without creative work fall within the scope of protection of the present application.

[0023] Please refer to Figures 1-5 An ultraviolet picosecond laser cutting device, comprising a workbench 1, two mounting shells 11 are arranged on the top of the workbench 1, a mounting frame 12 is arranged on the inner wall of the mounting shell 11, two guide rods 13 are arranged on the inner wall of the mounting frame 12, two sliding grooves 14 are arranged on the bottom of the inner wall of the mounting frame 12, a positioning assembly 2 is arranged on the inner wall of the two sliding grooves 14, and the surfaces of the two guide rods 13 are slidably connected with the two ends of a strip shell 15.

[0024] Please refer to Figure 4 The positioning assembly 2 comprises two sliding blocks 21 arranged on the inner wall of the two sliding grooves 14, the top of each sliding block 21 is fixedly connected with the two sides of the bottom of a positioning frame 22, one end of each sliding block 21 is fixedly connected with the output rod of a first cylinder 23, the two first cylinders 23 are arranged outside the mounting frame 12, both ends of the positioning frame 22 are provided with a first positioning pointer 24, the inner wall of each first positioning pointer 24 is slidably connected with the surface of a first scale 16 arranged on the two side edges of the inner wall of the mounting frame 12, both sides of the positioning frame 22 are provided with a T-shaped groove 25, and the inner wall of each T-shaped groove 25 is provided with a protection assembly 3.

[0025] Specific use: the output rod of the two first cylinders 23 drives the two sliding blocks 21 to move on the inner wall of the two sliding grooves 14, the two sliding blocks 21 drive the first positioning pointers 24 at both ends of the positioning frame 22 to slide on the surface of the two first scales 16, and the observation is carried out through the two first through grooves 111, so that the positioning frame 22 is adjusted to the cutting position of the product surface, the positioning operation of the cutting position of the product is completed, and meanwhile the inner wall of the positioning frame 22 is inserted into the bottom end of the ultraviolet picosecond laser 19, so that the running off during the movement cutting process is avoided, and the effectiveness of the cutting positioning is improved.

[0026] Please refer to Figure 5 The protection assembly 3 comprises T-shaped blocks 31 installed on the inner walls of the two T-shaped grooves 25, one side of each of the two T-shaped blocks 31 is fixedly connected with a connecting frame 32, the inner walls of the two connecting frames 32 are both insertedly connected with protection plates 33, two limiting holes 34 are formed in the inner walls of the two connecting frames 32, the inner walls of the two groups of limiting holes 34 are both clamped and connected with a plurality of positioning holes 36 formed in the surfaces of the two protection plates 33 through limiting pins 35, clamping holes 37 are formed in the two sides of the top of each of the two protection plates 33, and the inner walls of the two groups of clamping holes 37 are clamped and connected with clamping joints 39 provided on the two sides of the bottom of each of the two limiting plates 38.

[0027] Specific use: the two protection plates 33 are moved on the inner walls of the two connecting frames 32, the two groups of limiting pins 35 are inserted into the corresponding two groups of limiting holes 34 and positioning holes 36 when the height is appropriate, so that the two protection plates 33 are limited and fixed with the two connecting frames 32, the ultraviolet picosecond laser 19 is moved between the two protection plates 33 by cooperation of the first cylinder 23 and the second cylinder 110, then the two groups of clamping joints 39 at the bottom of the two limiting plates 38 are clamped with the inner walls of the two groups of clamping holes 37, so that the two limiting plates 38 are clamped and fixed with the two protection plates 33, the limiting of the two sides of the ultraviolet picosecond laser 19 is completed, so as to drive the T-shaped blocks 31 on the other side of the two connecting frames 32 to slide in the T-shaped grooves 25 on the two sides of the positioning frame 22 during the movement of the ultraviolet picosecond laser 19, so as to ensure the safety of the cutting process in real time.

[0028] Please refer to Figure 3 One side of the inner wall of the strip-shaped shell 15 is provided with a motor 17, the output shaft of the motor 17 is fixedly connected with a threaded rod, the other end of the threaded rod is rotatably connected with the other side of the inner wall of the strip-shaped shell 15 through a bearing, the surface of the threaded rod is threadedly connected with a moving block 18, the bottom of the moving block 18 is provided with an ultraviolet picosecond laser 19, the two sides of the ultraviolet picosecond laser 19 are clamped with the surfaces of the two limiting plates 38, and the bottom is insertedly connected with the inner wall of the positioning frame 22.

[0029] Specific use: motor 17 with bearing driven threaded rod rotation, threaded rod driven moving block 18 in the strip-shaped shell 15 inner wall movement, moving block 18 drive ultraviolet picosecond laser 19 in the positioning frame 22 inner wall movement, while cooperating with two limit plate 38 driven two protective plate 33 movement, to ensure the safety of cutting process.

[0030] Please refer to Figure 3 , the middle of one side of the installation frame 12 is provided with the second cylinder 110, the output rod of the second cylinder 110 is fixedly connected with the middle of one side of the strip-shaped shell 15, the edge side of both ends of the strip-shaped shell 15 is provided with a through hole, and the inner wall of the two through holes is connected with the surface of the two guide rods 13.

[0031] Please refer to Figure 2 , the two sides of the installation shell 11 are respectively provided with two first through grooves 111 and second through grooves 112, the inner wall of the two second through grooves 112 is provided with two second scales 113, and the surface of the two second scales 113 is slidably connected with the inner wall of the second positioning pointer 114 provided on both ends of the strip-shaped shell 15.

[0032] Specific use: the output rod of the second cylinder 110 drives the both ends of the strip-shaped shell 15 to move on the surface of the two guide rods 13, and the strip-shaped shell 15 drives the two second positioning pointers 114 to slide on the surface of the second scale 113 of the inner wall of the two second through grooves 112, so as to accurately adjust the position of the ultraviolet picosecond laser 19.

[0033] Please refer to Figure 3 , the edges of the inner wall of both sides of the installation frame 12 are provided with clamping grooves 115, and the inner wall of the two clamping grooves 115 is connected with the surface of the two first scales 16.

[0034] Specific use: the surface of the two first scales 16 is connected with the inner wall of the two clamping grooves 115, so as to install and dismount the two first scales 16 and the installation frame 12.

[0035] Please refer to Figure 2 , the rubber base 116 is arranged at the four corners of the bottom of the workbench 1.

[0036] The edge side of the installation shell 11 is provided with a control panel 117, and the motor 17 is electrically connected with the external power supply through the control panel 117.

[0037] Specific use: the rubber base 116 at the four corners of the bottom of the workbench 1 facilitates supporting the whole device, and the motor 17 is controlled by using the control panel 117, so as to facilitate the device to control the ultraviolet picosecond laser 19 to cut the surface of the product.

[0038] In use, the output rods of the two first air cylinders 23 drive the two sliding blocks 21 to move along the inner walls of the two sliding grooves 14, the two sliding blocks 21 drive the first positioning pointers 24 at the two ends of the positioning frame 22 to slide on the surfaces of the two first scales 16, and the two first through grooves 111 are observed to adjust the positioning frame 22 to the cutting position on the surface of the product, complete the positioning operation of the cutting position of the product, and meanwhile the inner wall of the positioning frame 22 is inserted into the bottom end of the ultraviolet picosecond laser 19 to avoid running off during the movement and cutting process; the two protective plates 33 are moved in the inner walls of the two connecting frames 32, the two sets of limiting pins 35 are inserted into the corresponding two sets of limiting holes 34 and positioning holes 36 when the height is appropriate, the two protective plates 33 are limited and fixed with the two connecting frames 32, the ultraviolet picosecond laser 19 is moved between the two protective plates 33 by cooperation of the first air cylinder 23 and the second air cylinder 110, then the two sets of clamping joints 39 at the bottom of the two limiting plates 38 are clamped with the inner walls of the two sets of clamping holes 37, the two limiting plates 38 are clamped and fixed with the two protective plates 33, the limiting of both sides of the ultraviolet picosecond laser 19 is completed, so as to drive the T-shaped blocks 31 on the other side of the two connecting frames 32 to slide in the T-shaped grooves 25 on both sides of the positioning frame 22 during the movement of the ultraviolet picosecond laser 19, and the safety of the cutting process is ensured in real time.

[0039] The contents not described in detail in the description belong to the prior art known by the person skilled in the art, although the utility model has been described in detail with reference to the foregoing embodiments, the person skilled in the art can still modify the technical solutions recorded in the foregoing embodiments, or make equivalent replacement to part of the technical features, any modification, equivalent replacement, improvement, etc. made within the spirit and principles of the utility model should be included in the protection scope of the utility model.

Claims

1. An ultraviolet picosecond laser cutting apparatus, characterized by, The utility model provides a kind of positioning device, including workbench (1), the top of the workbench (1) is equipped with mounting shell (11) on both sides, the inner wall of the mounting shell (11) is equipped with mounting frame (12), the inner wall of the mounting frame (12) is equipped with two guide rods (13), the inner wall bottom of the mounting frame (12) is equipped with two sliding grooves (14) on both sides, the inner wall of two the sliding grooves (14) is equipped with positioning assembly (2), the surface of two the guide rods (13) is slidably connected with the both ends of strip-shaped shell (15); The positioning assembly (2) includes two sliding blocks (21) mounted on the inner walls of the two sliding grooves (14), the top of each sliding block (21) is fixedly connected to the bottom of both sides of a positioning frame (22), one end of each sliding block (21) is fixedly connected to the output rod of a first cylinder (23), and the two first cylinders (23) are arranged outside the mounting frame (12). The two ends of the positioning frame (22) are each provided with a first positioning pointer (24), the inner wall of each first positioning pointer (24) is slidably connected to the surface of a first scale (16) provided on the inner wall of both sides of the mounting frame (12), and T-shaped grooves (25) are formed on both sides of the positioning frame (22). The inner wall of each T-shaped groove (25) is provided with a protection assembly (3). The protection assembly (3) includes T-shaped blocks (31) mounted on the inner walls of the two T-shaped grooves (25), and each T-shaped block (31) is fixedly connected to a connecting frame (32) on one side. A protection plate (33) is insertedly connected to the inner wall of each connecting frame (32), two limiting holes (34) are formed in the inner wall of each connecting frame (32) on one side, the inner wall of each set of limiting holes (34) is clampedly connected to a plurality of positioning holes (36) formed on the surface of each protection plate (33) through a limiting pin (35), and a clamping hole (37) is formed in the top of each protection plate (33) on both sides. The inner wall of each set of clamping hole (37) is clampedly connected to a clamping head (39) provided on the bottom of both sides of each limiting plate (38).

2. The ultraviolet picosecond laser cutting apparatus according to claim 1, wherein: One side of the inner wall of the strip-shaped shell (15) is provided with a motor (17), the output shaft of the motor (17) is fixedly connected to a threaded rod, the other end of the threaded rod is rotatably connected to the other side of the inner wall of the strip-shaped shell (15) through a bearing, the surface of the threaded rod is threadedly connected to a moving block (18), the bottom of the moving block (18) is provided with a ultraviolet picosecond laser (19), the sides of the ultraviolet picosecond laser (19) are clamped to the surface of the two limiting plates (38), and the bottom is insertedly connected to the inner wall of the positioning frame (22).

3. The ultraviolet picosecond laser cutting apparatus according to claim 1, wherein: A second cylinder (110) is arranged in the middle of one side of the mounting frame (12), the output rod of the second cylinder (110) is fixedly connected to the middle of one side of the strip-shaped shell (15), and a through hole is formed in the edge of each end of the strip-shaped shell (15). The inner wall of each through hole is insertedly connected to the surface of each guide rod (13).

4. The ultraviolet picosecond laser cutting apparatus according to claim 1, wherein: Two first through grooves (111) and second through grooves (112) are arranged on two sides of the mounting shell (11), the inner walls of the two second through grooves (112) are provided with two second scales (113), and the surfaces of the two second scales (113) are slidably connected with the inner walls of the second positioning pointers (114) arranged at the two ends of the strip-shaped shell (15).

5. The ultraviolet picosecond laser cutting apparatus according to claim 1, wherein: The edges of the inner walls of the two sides of the bottom of the mounting frame (12) are provided with clamping grooves (115), and the inner walls of the two clamping grooves (115) are clampedly connected with the surfaces of the two first scales (16).

6. The ultraviolet picosecond laser cutting apparatus according to claim 1, wherein: Rubber bases (116) are arranged at the four corners of the bottom of the workbench (1).

7. The ultraviolet picosecond laser cutting apparatus according to claim 2, wherein: The side of the mounting shell (11) is provided with a control panel (117), and the motor (17) is electrically connected with the external power supply through the control panel (117).

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