Gantry type five-axis CO2 laser cutting equipment

Abstract

The utility model discloses gantry type five-axis CO2 laser cutting equipment, and relates to the technical field of laser cutting. Comprising an equipment cabinet, an upper cover is fixedly connected to the top face of the equipment cabinet, a five-axis movement mechanism, a clamping jig and a laser are arranged in the upper cover, a light outlet nozzle used for conveying laser emitted by the laser is installed at the end, facing the clamping jig, of the five-axis movement mechanism, and the five-axis movement mechanism is arranged above the clamping jig; an automatic roller shutter door is installed on one side of the upper cover, a U-shaped groove is formed in the top face of the side, facing the automatic roller shutter door, of the equipment cabinet, and a smoke suction mechanism is arranged on the inner wall, facing the automatic roller shutter door, of the U-shaped groove. A feeding mechanism used for conveying the PE film is arranged on one side of the equipment cabinet, and the feeding mechanism is arranged on one side of the automatic roller shutter door and communicates with the U-shaped groove. The special-shaped component machining device is suitable for various shapes, can effectively machine complex special-shaped components in a wider compatible range, and can meet various parameter requirements.

Description

TECHNICAL FIELD

[0001] The utility model relates to laser cutting technical field especially relates to a gantry five -axis CO2 laser cutting equipment. BACKGROUND

[0002] Now, CO2 cutting machine, most is plane three -axis cutting machine, just for PE, PVC etc. Low -power CO2 cutting machine is often used for PE, PCV etc. It is difficult to achieve not only the product single, still increases the equipment production cost, the overall efficiency is very low when the product of solid shape, leads to the equipment production efficiency low, the processing precision is poor, the processing product, and can satisfy each item parameter requirement. SUMMARY

[0003] The utility model discloses a gantry five -axis CO2 laser cutting equipment to solve the above -mentioned prior art problem.

[0004] To achieve the above -mentioned purpose, the utility model provides the following scheme: the utility model provides a gantry five -axis CO2 laser cutting equipment, including equipment cabinet, the top surface fixed connection of equipment cabinet has upper cover, be provided with five -axis movement mechanism, clamping fixture and laser in the upper cover, the one end of five -axis movement mechanism towards clamping fixture installs the light outlet for conveying the laser that laser emits, five -axis movement mechanism sets up clamping fixture's top, the side of upper cover is installed with automatic roller shutter door, the top surface of equipment cabinet towards automatic roller shutter door one side is seted up with U type groove, the inner wall of U type groove towards automatic roller shutter door is provided with smoke extraction mechanism, the side of equipment cabinet is provided with the feeding mechanism for conveying PE film, and the feeding mechanism sets up automatic roller shutter door one side and is linked together with U type groove.

[0005] Preferably, the top surface of the upper cover is provided with an alarm lamp, and the upper cover is provided with a control system through a movable support, and the control system is electrically connected with the five-axis movement mechanism, the smoke extraction mechanism, the automatic roller shutter door and the feeding mechanism.

[0006] Preferably, the five-axis motion mechanism comprises Y-axis modules symmetrically arranged on both sides of the U-shaped groove, the fixed end of the Y-axis module is installed on the top surface of the equipment cabinet, the fixed end of the X-axis module is installed between the moving ends of the two Y-axis modules, the moving end of the X-axis module is installed with the fixed end of the Z-axis module, the moving end of the Z-axis module is installed with the lateral rotation shaft module through the horizontal rotation shaft module, and the light outlet is installed on one end of the lateral rotation shaft module away from the horizontal rotation shaft module.

[0007] Preferably, the light outlet is connected with a laser through a light source refraction mechanism, and the laser is installed on the top surface of the equipment cabinet.

[0008] Preferably, the clamping jig comprises a jig mounting bottom plate installed in the U-shaped groove, and a product jig is detachably connected to the top surface of the jig mounting bottom plate through clamping.

[0009] Preferably, the product jig is provided with a plurality of different models according to the produced products.

[0010] Preferably, the smoke extraction mechanism comprises a plurality of smoke inlet holes formed in the inner wall of the U-shaped groove, the smoke inlet holes are communicated with the air inlet end of an exhaust fan, the exhaust fan is installed in the equipment cabinet, and the air outlet end of the exhaust fan extends out of the equipment cabinet.

[0011] Preferably, the two sides of the automatic roller shutter door are respectively provided with safety gratings, and the safety gratings are installed on the upper cover.

[0012] Preferably, protective doors are installed on the two sides adjacent to the automatic roller shutter door of the upper cover.

[0013] Preferably, the feeding mechanism comprises a PE film loading port formed in the equipment cabinet, and a PE film discharge is installed in the PE film loading port through a PE film fixing frame.

[0014] The utility model discloses the following technical effects:

[0015] The five-axis motion mechanism can cut the complex special-shaped components of plane and multi-dimensional shape on the clamping jig, realizes the machining of a single equipment for multiple specifications of products, effectively saves the floor area, reduces the machining and production links of different products, improves the machining precision and production efficiency, shortens the production cycle and reduces the machining cost. DRAWINGS

[0016] In order to more clearly illustrate the technical solutions in the embodiments of the present application or the prior art, the drawings needed in the embodiments will be briefly introduced as follows. Obviously, the drawings described in the following embodiments are only some of the embodiments of the present application, and for those skilled in the art, other drawings can also be obtained without creative labor on the basis of these drawings.

[0017] Figure 1 It is a schematic diagram of the overall structure of the present application.

[0018] Figure 2 It is a schematic diagram of the structure of the automatic roller shutter door when it is retracted.

[0019] Figure 3 It is a schematic diagram of the structure of the five-axis motion mechanism installed on the equipment cabinet.

[0020] Figure 4 It is a schematic diagram of the structure of the equipment cabinet.

[0021] Figure 5 It is a schematic diagram of the structure of the horizontal rotation shaft module and the lateral rotation shaft module.

[0022] 1, equipment cabinet; 2, safety grating; 3, control system; 4, automatic roller shutter door; 5, PE film loading port; 6, clamping fixture; 7, five-axis motion mechanism; 8, smoke extraction mechanism; 9, laser; 11, upper cover; 12, alarm lamp; 13, protective door; 14, U-shaped groove; 61, fixture mounting bottom plate; 62, product fixture; 71, X-axis module; 72, Y-axis module; 73, Z-axis module; 74, horizontal rotation shaft module; 75, lateral rotation shaft module; 76, light outlet; 81, smoke inlet hole. DETAILED DESCRIPTION

[0023] The technical solutions in the embodiments of the present application will be described clearly and completely in the following with reference to the drawings in the embodiments of the present application. Obviously, the described embodiments are only some of the embodiments of the present application, not all. Based on the embodiments in the present application, all other embodiments obtained by those skilled in the art without creative labor are within the scope of protection of the present application.

[0024] In order to make the above-mentioned purposes, features and advantages of the present application more obvious and easy to understand, the present application will be further described in detail with reference to the drawings and specific embodiments.

[0025] Reference Figures 1-5The utility model discloses a kind of gantry five-axis CO2 laser cutting equipment, including equipment cabinet 1, the top surface of equipment cabinet 1 is fixedly connected with upper cover 11, five-axis motion mechanism 7, chucking jig 6 and laser 9 are provided in upper cover 11, the end towards chucking jig 6 of five-axis motion mechanism 7 is equipped with light outlet 76 for conveying laser emitted by laser 9, five-axis motion mechanism 7 is arranged above chucking jig 6, automatic roller shutter door 4 is installed on one side of upper cover 11, U-shaped groove 14 is opened in the top surface of the side of equipment cabinet 1 towards automatic roller shutter door 4, smoke extraction mechanism 8 is provided on the inner wall of U-shaped groove 14 towards automatic roller shutter door 4;The side of equipment cabinet 1 is provided with feeding mechanism for conveying PE film, and feeding mechanism is arranged on the side of automatic roller shutter door 4 and is communicated with U-shaped groove 14.

[0026] The utility model can cut complex special-shaped components of plane and multidimensional shape on chucking jig 6 through five-axis motion mechanism 7, realize the processing of single equipment for multiple specifications of products, effectively save floor area, reduce the processing and production links of different products, improve processing precision and production efficiency, shorten production cycle and reduce processing cost.

[0027] Further optimization scheme, alarm lamp 12 is installed on the top surface of upper cover 11, control system 3 is installed on upper cover 11 by movable support, control system 3 is electrically connected with five-axis motion mechanism 7, smoke extraction mechanism 8, automatic roller shutter door 4 and feeding mechanism.

[0028] When error occurs, alarm lamp 12 can prompt.

[0029] Control system 3 refers to the management system with self-target and function composed of control subject, control object and control medium, means that it can keep and change any variable quantity in machine, mechanism or other equipment according to the desired mode, and is implemented to make controlled object tend to certain required stable state in order to make controlled object reach predetermined ideal state.

[0030] Common control system 3:

[0031] Fieldbus control system: DCS distributed control structure combining concentration and dispersion becomes new full-distributed structure, control function is decentralized to field, basic control function is realized by field intelligent equipment itself, has the characteristics of replacing analog signal with digital signal, structure is completely dispersed, bus network system is open, etc.

[0032] Open control system: with the characteristics of openness, scalability and interoperability, convenient for system integration and maintenance, can better adapt to the needs of different users.

[0033] Electrical control system: The electrical equipment is taken as the control object, and the control of the equipment is realized through electrical elements and circuits, such as the start, stop and speed regulation control of the motor.

[0034] PLC control system: The programmable logic controller has the advantages of high reliability, simple programming and strong flexibility, and is widely used in industrial automation field, and can realize logic control, timing control and counting control.

[0035] DCS control system: The distributed control system is characterized by centralized display operation and decentralized control, and is composed of control stations, operation stations, data communication and network, and is widely used in industrial process control.

[0036] Further optimization scheme, five-axis motion mechanism 7 includes Y-axis module 72 symmetrically arranged on both sides of U-shaped groove 14, the fixed end of Y-axis module 72 is installed on the top surface of equipment cabinet 1, the fixed end of X-axis module 71 is installed between the moving ends of the two Y-axis modules 72, the moving end of X-axis module 71 is installed with the fixed end of Z-axis module 73, the moving end of Z-axis module 73 is installed with lateral rotary shaft module 75 through horizontal rotary shaft module 74, and light outlet nozzle 76 is installed on one end of lateral rotary shaft module 75 away from horizontal rotary shaft module 74.

[0037] Through the movement of Y-axis module 72, X-axis module 71 is driven to move, X-axis module 71 drives Z-axis module 73 to move, Z-axis module 73 drives horizontal rotary shaft module 74 to move, horizontal rotary shaft module 74 drives lateral rotary shaft module 75 to move, and lateral rotary shaft module 75 drives light outlet nozzle 76 to move, so that light outlet nozzle 76 can effectively move in all directions, effectively improving the processing precision.

[0038] Further optimization scheme, light outlet nozzle 76 is connected with laser 9 through light source refraction mechanism, and laser 9 is installed on the top surface of equipment cabinet 1.

[0039] Laser 9 adopts CO2 laser; CO2 laser is a gas laser taking CO2 gas as working substance.

[0040] Basic structure of CO2 laser:

[0041] Laser tube: usually made of glass or quartz material, filled with CO2 gas and other auxiliary gas (mainly helium and nitrogen, generally also a small amount of hydrogen or xenon gas); the electrode is usually a hollow cylinder made of nickel.

[0042] Optical resonant cavity: composed of total reflection mirror and partial reflection mirror, is an important part of CO2 laser; the total reflection mirror usually adopts gold film, so that the reflectivity of light with wavelength of 10.6 μm reaches 98.8%; the partial reflection mirror is generally made of germanium or gallium arsenide.

[0043] Power supply and pumping: the pumping source can provide energy to make the particle number between the upper and lower energy levels in the working substance flip; the discharge current of the closed CO2 laser is small, and a cold electrode is used, and the cathode is made into a cylindrical shape by molybdenum sheet or nickel sheet.

[0044] Working principle of CO2 laser:

[0045] In the discharge tube, input tens of mA or hundreds of mA of direct current, when discharging, the nitrogen molecules in the mixed gas in the tube are excited by electron impact, and the excited nitrogen molecules collide with CO2 molecules to transfer energy to CO2 molecules, making them transition from low energy level to high energy level to form particle number inversion, thereby generating laser.

[0046] CO2 laser is widely used in laser cutting, welding, drilling and surface treatment, etc. In metal processing, although fiber lasers have advantages in cutting thin plates, CO2 lasers still have irreplaceable role in welding thick plates and some difficult-to-weld materials; in non-metal material processing, such as cutting, marking, engraving and other processes of glass, ceramic, cloth leather, wood, plastic, polymer and other materials, there are also a large number of applications.

[0047] The light source refractive mechanism is mainly composed of total internal reflection lens and other optical elements. The total internal reflection lens can collect and collimate light; by using the principle of total internal reflection, the light is totally reflected in the lens, thereby changing the propagation direction of the light, realizing the collimation illumination of the extended light source, improving the utilization rate of light and the illumination effect, and can be used for long-distance lighting and other application scenarios.

[0048] Further optimization scheme, the clamping fixture 6 includes a fixture mounting bottom plate 61 mounted in the U-shaped groove 14, and a product fixture 62 is detachably connected to the top surface of the fixture mounting bottom plate 61 by clamping.

[0049] Further optimization scheme, the product fixture 62 is provided with a plurality of different models according to the products produced.

[0050] The clamping includes flat plate fixture clamping and multi-dimensional three-dimensional clamping; different clamping can be replaced according to the size, shape and other characteristics of the processed products, so as to clamp different product fixtures 62.

[0051] Further optimization scheme, the smoking mechanism 8 includes a plurality of smoke inlet holes 81 opened on the inner wall of the U-shaped groove 14, and the smoke inlet holes 81 are communicated with the air inlet end of the smoke exhaust machine, the smoke exhaust machine is installed in the equipment cabinet 1, and the air outlet end of the smoke exhaust machine extends out of the equipment cabinet 1.

[0052] After the automatic roller shutter door 4 is completely closed, the smoke exhaust machine can remove the smoke and peculiar smell generated by cutting plastic products.

[0053] Further optimization scheme, the both sides of the automatic rolling door 4 are respectively provided with safety grating 2, the safety grating 2 is installed on the upper cover 11.

[0054] The automatic rolling door 4 is convenient to open, the field of view is wide, manual operation on the workbench is facilitated, and the safety grating on the both sides of the automatic rolling door 4 effectively increases safety when operating equipment.

[0055] Further optimization scheme, the upper cover 11 is provided with a protective door 13 on the both sides adjacent to the automatic rolling door 4.

[0056] Further optimization scheme, the feeding mechanism includes a PE film loading port 5 formed in the equipment cabinet 1, and a PE film discharging port is installed in the PE film loading port 5 through a PE film fixing frame.

[0057] Working process: open the automatic rolling door 4, install the product jig 62 according to needs, close the automatic rolling door 4 after installation, at this time, the control system 3 controls the Y-axis module 72 to drive the X-axis module 71 to move, the X-axis module 71 drives the Z-axis module 73 to move, the Z-axis module 73 drives the horizontal rotating shaft module 74 to move, the horizontal rotating shaft module 74 drives the lateral rotating shaft module 75 to move, the lateral rotating shaft module 75 drives the light emitting nozzle 76 to move, so that the light emitting nozzle 76 can effectively move in all directions, laser cutting is carried out through the light emitting nozzle 76, and the smoke extraction mechanism works during cutting, so that the smoke and peculiar smell generated during cutting are effectively removed.

[0058] In the description of the present application, it should be understood that the orientation or positional relationship indicated by the terms "longitudinal", "transverse", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer" and the like is based on the orientation or positional relationship shown in the drawings, and is only for the convenience of describing the present application, and does not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, therefore it cannot be understood as a limitation on the present application.

[0059] The above-described embodiments are only preferred modes of the present application, and do not limit the scope of the present application, and various modifications and improvements to the technical solutions of the present application made by those skilled in the art without departing from the design spirit of the present application should fall within the protection scope of the present application.

Claims

1. A gantry five-axis CO2 laser cutting apparatus, characterized by: The utility model provides a kind of equipment cabinet, the top surface of the equipment cabinet (1) is fixedly connected with upper cover (11), five-axis movement mechanism (7), clamping fixture (6) and laser (9) are provided in the upper cover (11), the one end of five-axis movement mechanism (7) towards clamping fixture (6) is equipped with light outlet (76) for conveying the laser emitted by laser (9), five-axis movement mechanism (7) is arranged above clamping fixture (6), one side of the upper cover (11) is equipped with automatic roller shutter door (4), the top surface of the side of the equipment cabinet (1) towards automatic roller shutter door (4) is provided with U-shaped groove (14), and smoke extraction mechanism (8) is provided on the inner wall of U-shaped groove (14) towards automatic roller shutter door (4). A feeding mechanism for conveying PE film is arranged on one side of the equipment cabinet (1), and the feeding mechanism is arranged on one side of the automatic roller shutter door (4) and communicates with the U-shaped groove (14).

2. The gantry five-axis CO2 laser cutting apparatus of claim 1, wherein: An alarm lamp (12) is installed on the top surface of the upper cover (11), and the upper cover (11) is installed with a control system (3) through a movable support, and the control system (3) is electrically connected with the five-axis movement mechanism (7), the smoke extraction mechanism (8), the automatic roller shutter door (4) and the feeding mechanism.

3. The gantry five-axis CO2 laser cutting apparatus of claim 1, wherein: The five-axis movement mechanism (7) includes Y-axis modules (72) symmetrically arranged on both sides of the U-shaped groove (14), the fixed end of the Y-axis modules (72) is installed on the top surface of the equipment cabinet (1), the fixed end of an X-axis module (71) is installed between the moving ends of the two Y-axis modules (72), the moving end of the X-axis module (71) is installed with the fixed end of a Z-axis module (73), the moving end of the Z-axis module (73) is installed with a lateral rotation shaft module (75) through a horizontal rotation shaft module (74), and the light outlet (76) is installed on the end of the lateral rotation shaft module (75) away from the horizontal rotation shaft module (74).

4. The gantry five-axis CO2 laser cutting apparatus of claim 1, wherein: The light outlet (76) is connected with the laser (9) through a light source refraction mechanism, and the laser (9) is installed on the top surface of the equipment cabinet (1).

5. The gantry five-axis CO2 laser cutting apparatus of claim 1, wherein: The clamping fixture (6) includes a jig mounting base plate (61) installed in the U-shaped groove (14), and a product jig (62) is detachably connected to the top surface of the jig mounting base plate (61) through clamping.

6. The gantry five-axis CO2 laser cutting apparatus of claim 5, wherein: The product jig (62) is provided with a plurality of different models according to the produced products.

7. The gantry five-axis CO2 laser cutting apparatus of claim 1, wherein: The smoke extraction mechanism (8) includes a plurality of smoke inlet holes (81) formed in the inner wall of the U-shaped groove (14), the smoke inlet holes (81) are communicated with the air inlet end of an exhaust fan, the exhaust fan is installed in the equipment cabinet (1), and the air outlet end of the exhaust fan extends out of the equipment cabinet (1).

8. The gantry five-axis CO2 laser cutting apparatus of claim 1, wherein: Safety grating (2) is arranged on both sides of the automatic roller shutter door (4), and the safety grating (2) is installed on the upper cover (11).

9. The gantry five-axis CO2 laser cutting apparatus of claim 1, wherein: Protective doors (13) are installed on both sides adjacent to the automatic roller shutter door (4).

10. The gantry five-axis CO2 laser cutting apparatus of claim 1, wherein: The feeding mechanism comprises a PE film loading port (5) formed on the equipment cabinet (1), and a PE film discharging port is installed in the PE film loading port (5) through a PE film fixing frame.

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