CCD (Charge Coupled Device) high-speed laser cutting machine

Abstract

The utility model discloses a CCD (Charge Coupled Device) high-speed laser cutting machine and belongs to the technical field of laser cutting equipment. The CCD high-speed laser cutting machine comprises a machine frame, a marble table top, Y-axis driving assemblies, X-axis driving assemblies, a laser assembly and a working table top suction cup, the marble table top is arranged on the machine frame, the working table top suction cup is arranged on the marble table top, the Y-axis driving assemblies are arranged on the two sides of the marble table top, and the X-axis driving assemblies are arranged on the two sides of the working table top. The two ends of the X-axis driving assembly are arranged on the Y-axis driving assembly, and the laser set is arranged on a rotor of the X-axis driving assembly. The CCD high-speed laser cutting machine is combined with an existing laser refraction system, a cutting system and a galvanometer system, a transmission structure is based on a high-precision marble platform, a servo motor and a grinding-grade lead screw are used for transmission, a CCD photographing positioning system is arranged, the effect that laser cutting and engraving are integrated without limitation is achieved, and precision is high.

Description

Technical Field

[0001] The utility model belongs to the technical field of laser cutting equipment, in particular to a CCD high-speed laser cutting machine. Background Art

[0002] The existing laser cutting machine's laser cutting function is just a simple cutting function, realizing cutting according to the drawing trajectory, and when the pattern pixels to be processed in the outline are more complex, the efficiency is relatively low, and when cutting a circle smaller than 2MM, the roundness is not enough; and the traditional laser engraving machine is just a simple engraving, which requires high efficiency, but the processing format is small; and the traditional light path refraction system used is to reflect from near to far and then focus to produce a cuttable laser, but there is a light attenuation phenomenon when the light reaches a distance, and if the full-width is cut, there will be different degrees of cutting.

[0003] Based on the above technical defects, there is an urgent need to develop a high-speed laser cutting machine to solve the above technical defects. Summary of the Invention

[0004] The embodiment of the present utility model provides a CCD high-speed laser cutting machine, which aims to solve the defects of low cutting efficiency and low precision of existing laser cutting machines, and the laser engraving machine which can only do simple engraving but has a small processing format, and the traditional light path refraction system used has light attenuation phenomenon which affects the uneven cutting degree during the full-format cutting process.

[0005] The utility model embodiment is achieved as follows:

[0006] A CCD high-speed laser cutting machine includes a frame, a marble table, a Y-axis drive assembly, an X-axis drive assembly, a laser assembly, and a work table suction cup. The marble table is arranged on the frame, the work table suction cup is arranged on the marble table, the Y-axis drive assembly is arranged on both sides of the marble table, the two ends of the X-axis drive assembly are arranged on the Y-axis drive assembly, and the laser group is arranged on the mover of the X-axis drive assembly.

[0007] The laser assembly includes a laser base, and a laser, a laser path unit, a Z-axis drive unit, a CCD camera unit and a galvanometer unit arranged on the laser base; the laser is connected to the galvanometer unit through the laser path unit, and the Z-axis drive unit is matched with the CCD camera unit and the galvanometer unit and provides Z-axis reciprocating motion.

[0008] Preferably, the Y-axis drive assembly includes two Y-axis drive units arranged at both ends of the X-axis drive assembly, and the two Y-axis drive units are arranged in parallel; the two parallel Y-axis drive units can achieve smooth operation of the Y-axis.

[0009] Preferably, the Y-axis drive unit includes a Y-axis drive base, a Y-axis motor, and a screw and nut transmission structure that matches the Y-axis motor. Further preferably, an accordion cover is provided at the outer end of the screw and nut transmission structure to prevent machining residues from entering the screw and nut transmission structure and thus affecting the Y-axis drive unit.

[0010] Preferably, the laser path unit includes a beam expander connected to a 45° optical adjustment bracket. The 45° optical adjustment bracket bends the laser path, enabling a rational arrangement of the optical path. Furthermore, the laser path unit is connected to the galvanometer unit, thereby achieving a combination of the laser galvanometer system and the optical path refraction system.

[0011] Preferably, the CCD high-speed laser cutting machine also includes a matching recycling hole and a waste frame, and the recycling hole and the waste frame are arranged in the frame below the suction cup of the work table.

[0012] Preferably, the CCD high-speed laser cutting machine also includes a laser cooling system, which is arranged in the frame and matched with the laser; the laser cooling system provides cooling for the laser.

[0013] Further preferably, the CCD high-speed laser cutting machine further includes a cooling fan, which is arranged on both sides of the laser to cool and dissipate heat for the laser.

[0014] Further preferably, the CCD high-speed laser cutting machine also includes an industrial computer, and the industrial computer is used to control the CCD high-speed laser cutting machine.

[0015] The utility model's CCD high-speed laser cutting machine combines the current laser refraction system, cutting system, and galvanometer system. The transmission structure is based on a high-precision marble platform, driven by a servo motor and a grinding-grade lead screw, and has a CCD camera positioning system to achieve the effect of unlimited integrated laser cutting and engraving. It can be applied to 3M glue, various film materials, acrylic with silk screen printing, and handicrafts.

[0016] The beneficial effects achieved by the utility model are as follows:

[0017] 1. The cutting accuracy of the CCD high-speed laser cutting machine of this utility model is improved, and it is not affected by the traditional optical path. The cutting degree of the entire width is consistent, and the cutting efficiency can be improved due to the short refractive moment of the optical path.

[0018] 2. The engraving of this new CCD high-speed laser cutting machine solves the problem of small and complex pixels, realizes ultra-high-speed galvanometer laser engraving or cutting, and has first-class full-penetration and half-penetration effects. Moreover, through the movement of the X-axis, Y-axis and Z-axis, it is not affected by the range of traditional galvanometers and can perform full-width laser engraving;

[0019] 3. The laser of the CCD high-speed laser cutting machine of the present invention is placed on the mover of the X-axis drive assembly, which can directly refract and focus the light, greatly reducing the laser light attenuation. BRIEF DESCRIPTION OF THE DRAWINGS

[0020] Figure 1 A first structural diagram of a CCD high-speed laser cutting machine provided by an embodiment of the present utility model;

[0021] Figure 2 This is a second structural schematic diagram of the CCD high-speed laser cutting machine provided in an embodiment of the present utility model. DETAILED DESCRIPTION

[0022] 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 embodiments described 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 making creative efforts are within the scope of protection of the present invention.

[0023] It should be noted that if the embodiments of the present invention involve directional indications (such as up, down, left, right, front, back, top, bottom...), the directional indications are only used to explain the relative position relationship, movement status, etc. between the various components under a certain specific posture (as shown in the accompanying drawings). If the specific posture changes, the directional indications will also change accordingly.

[0024] In this application, unless otherwise specified or limited, the terms "installed," "connected," "connect," "fixed," etc. should be understood in a broad sense. For example, they can refer to fixed connection, detachable connection, or integration; mechanical connection or electrical connection; direct connection or indirect connection through an intermediate medium; internal communication between two elements or interaction between two elements, unless otherwise specified. Those skilled in the art will understand the specific meanings of the above terms in this application based on specific circumstances.

[0025] It should be noted that when an element is referred to as being "fixed to" or "disposed on" another element, it may be directly on the other element or there may be an intermediate element. When an element is considered to be "connected to" another element, it may be directly connected to the other element or there may be an intermediate element.

[0026] In addition, if there are descriptions involving "first", "second", etc. in the embodiments of the present invention, the descriptions of "first", "second", etc. are only for descriptive purposes and cannot be understood as indicating or implying their relative importance or implicitly indicating the number of the indicated technical features. Therefore, the features specified as "first" or "second" may explicitly or implicitly include at least one of such features. In addition, the technical solutions between the various embodiments can be combined with each other, but this must be based on the fact that ordinary technicians in this field can implement them. When the combination of technical solutions is contradictory or cannot be implemented, it should be deemed that such a combination of technical solutions does not exist and is not within the scope of protection required by the present invention.

[0027] Currently, existing laser cutting machines have the disadvantages of low cutting efficiency and precision, laser engraving machines can only perform simple engraving but with a small processing area, and the traditional optical path refraction system used has light attenuation, which affects the full-width cutting process and causes uneven cutting depth. In order to solve the above technical problems, this utility model proposes a CCD high-speed laser cutting machine.

[0028] Example:

[0029] like Figure 1 and Figure 2 As shown, a CCD high-speed laser cutting machine includes a frame 1, a marble table 2, a Y-axis drive assembly 3, an X-axis drive assembly 4, a laser assembly 5 and a work table suction cup 6. The marble table 2 is set on the frame 1, the work table suction cup 6 is set on the marble table 2, the Y-axis drive assembly 3 is set on both sides of the marble table 2, the two ends of the X-axis drive assembly 4 are set on the Y-axis drive assembly 3, and the laser assembly 5 is set on the mover of the X-axis drive assembly 4;

[0030] The laser assembly 5 includes a laser base 51, and a laser 52, a laser path unit 53, a Z-axis drive unit 54, a CCD camera unit 55 and a galvanometer unit 56 arranged on the laser base 51; the laser 52 is connected to the galvanometer unit 56 through the laser path unit 53, and the Z-axis drive unit 54 is matched with the CCD camera unit 55 and the galvanometer unit 56 and provides Z-axis reciprocating motion.

[0031] Preferably, the Y-axis driving assembly 3 includes two Y-axis driving units 31 arranged at both ends of the X-axis driving assembly 4, and the two Y-axis driving units 31 are arranged in parallel; the two parallel Y-axis driving units 31 can achieve smooth operation of the Y-axis.

[0032] Preferably, the Y-axis drive unit 31 includes a Y-axis drive base 311, a Y-axis motor 312, and a screw and nut transmission structure that matches the Y-axis motor 312. Further preferably, an accordion cover 313 is provided at the outer end of the screw and nut transmission structure. The accordion cover 313 is used to prevent processing residues from entering the screw and nut transmission structure, thereby avoiding affecting the Y-axis drive unit 31.

[0033] Preferably, the laser path unit 53 includes a beam expander 531 connected to a 45° optical adjustment bracket 532. The 45° optical adjustment bracket 532 bends the laser path, enabling a rational arrangement of the optical path. Furthermore, the laser path unit 53 is connected to the galvanometer unit 56, thereby achieving a combination of a laser galvanometer system and an optical path refraction system.

[0034] Preferably, the CCD high-speed laser cutting machine also includes a matching recycling hole and waste frame 7, and the recycling hole and the waste frame 7 are arranged in the frame 1 below the work table suction cup 6.

[0035] Preferably, the CCD high-speed laser cutting machine further includes a laser cooling system 8 , which is disposed in a frame and is matched and connected to the laser 52 ; the laser cooling system 8 provides cooling for the laser 52 .

[0036] Further preferably, the CCD high-speed laser cutting machine further includes a cooling fan 9 , which is arranged on both sides of the laser 52 to cool and dissipate heat for the laser 52 .

[0037] Further preferably, the CCD high-speed laser cutting machine further includes an industrial computer 10, and the industrial computer 10 is used to control the CCD high-speed laser cutting machine.

[0038] The utility model's CCD high-speed laser cutting machine combines the current laser refraction system, cutting system, and galvanometer system. The transmission structure is based on a high-precision marble platform, driven by a servo motor and a grinding-grade lead screw, and has a CCD camera positioning system to achieve the effect of unlimited integrated laser cutting and engraving. It can be applied to 3M glue, various film materials, acrylic with silk screen printing, and handicrafts.

[0039] The beneficial effects achieved by the utility model are as follows:

[0040] 1. The cutting accuracy of the CCD high-speed laser cutting machine of this utility model is improved, and it is not affected by the traditional optical path. The cutting degree of the entire width is consistent, and the cutting efficiency can be improved due to the short refractive moment of the optical path.

[0041] 2. The engraving of this new CCD high-speed laser cutting machine solves the problem of small and complex pixels, realizes ultra-high-speed galvanometer laser engraving or cutting, and has first-class full-penetration and half-penetration effects. Moreover, through the movement of the X-axis, Y-axis and Z-axis, it is not affected by the range of traditional galvanometers and can perform full-width laser engraving;

[0042] 3. The laser of the CCD high-speed laser cutting machine of the present invention is placed on the mover of the X-axis drive assembly, which can directly refract and focus the light, greatly reducing the laser light attenuation.

[0043] The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention. Any modifications, equivalent replacements and improvements made within the spirit and principles of the present invention should be included in the scope of protection of the present invention.

Claims

1. A CCD high-speed laser cutting machine, characterized by: It includes a frame, a marble table, a Y-axis drive assembly, an X-axis drive assembly, a laser assembly, and a work table suction cup. The marble table is set on the frame, the work table suction cup is set on the marble table, the Y-axis drive assembly is set on both sides of the marble table, the two ends of the X-axis drive assembly are set on the Y-axis drive assembly, and the laser group is set on the mover of the X-axis drive assembly. The laser assembly includes a laser base, and a laser, a laser path unit, a Z-axis drive unit, a CCD camera unit and a galvanometer unit arranged on the laser base; the laser is connected to the galvanometer unit through the laser path unit, and the Z-axis drive unit is matched with the CCD camera unit and the galvanometer unit and provides Z-axis reciprocating motion.

2. The CCD high-speed laser cutting machine according to claim 1, characterized in that: The Y-axis driving assembly includes two Y-axis driving units arranged at both ends of the X-axis driving assembly, and the two Y-axis driving units are arranged in parallel.

3. The CCD high-speed laser cutting machine according to claim 2, characterized in that: The Y-axis driving unit includes a Y-axis driving base, a Y-axis motor, and a screw and nut transmission structure matched with the Y-axis motor.

4. The CCD high-speed laser cutting machine according to claim 3, characterized in that: An accordion cover is provided at the outer end of the screw and nut transmission structure.

5. The CCD high-speed laser cutting machine according to claim 1, characterized in that: The laser path unit includes a beam expander and a 45° optical adjustment frame connection.

6. The CCD high-speed laser cutting machine according to claim 1, characterized in that: It also includes a matching recovery hole and a waste frame, which are arranged in the frame below the workbench suction cup.

7. The CCD high-speed laser cutting machine according to claim 1, characterized in that: It also includes a laser cooling system, which is arranged in the frame and matched with the laser.

8. The CCD high-speed laser cutting machine according to claim 1, characterized in that: It also includes a heat dissipation fan, which is arranged on both sides of the laser.

9. The CCD high-speed laser cutting machine according to claim 1, characterized in that: Also includes industrial computers.

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