CN216177548U - Precise ultrafast laser cutting machine - Google Patents

Precise ultrafast laser cutting machine Download PDF

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Publication number
CN216177548U
CN216177548U CN202122187426.0U CN202122187426U CN216177548U CN 216177548 U CN216177548 U CN 216177548U CN 202122187426 U CN202122187426 U CN 202122187426U CN 216177548 U CN216177548 U CN 216177548U
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China
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axis
lifting
frame
translation mechanism
laser
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CN202122187426.0U
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Chinese (zh)
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沈堤
吴冬兵
吴斌
李圆红
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Shanghai 3k Laser Technology Co ltd
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Shanghai 3k Laser Technology Co ltd
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Abstract

The utility model discloses a precise ultrafast laser cutting machine, and belongs to the technical field of laser cutting machines. Including bottom plate, stand, mounting panel, laser instrument and the mirror that shakes, be fixed with the stand on the bottom plate, the mounting panel is fixed on the stand, the laser instrument is all installed on the mounting panel with the mirror that shakes, still includes beam transmission system, shafting moving system and panel. The utility model is composed of a light beam transmission system and a shafting motion system. Laser is launched by the laser instrument, and the energy that releases makes the work piece melt and evaporate when shining the work piece surface with laser through beam transmission system, through the epaxial work piece cooperation action of shafting motion system control X/Y/Z, carries out accurate and quick cutting to the work piece, improves cutting degree of automation, and then improves production efficiency.

Description

Precise ultrafast laser cutting machine
Technical Field
The utility model relates to a precise ultrafast laser cutting machine, and belongs to the technical field of laser cutting machines.
Background
With the development of the modern machining industry, the requirements on the cutting quality and precision are continuously improved, and the requirements on improving the production efficiency, reducing the production cost and having a high-intelligent automatic cutting function are also improved. The development of the numerical control cutting machine has to meet the requirements of the development of the modern mechanical processing industry. The cutting machine is classified into a flame cutting machine, a plasma cutting machine, a laser cutting machine, water cutting, and the like. The laser cutting machine has the fastest efficiency, the highest cutting precision and generally smaller cutting thickness. The plasma cutting machine has fast cutting speed and certain slope of the cut surface. The flame cutting machine is used for carbon steel materials with larger thickness.
The laser cutting machine focuses laser emitted from a laser into a laser beam with high power density through an optical path system. The laser beam irradiates the surface of the workpiece to make the workpiece reach a melting point or a boiling point, and simultaneously, the high-pressure gas coaxial with the laser beam blows away the molten or gasified metal.
And finally, the material is cut along with the movement of the relative position of the light beam and the workpiece, so that the cutting purpose is achieved.
When the existing laser cutting equipment is used for cutting, the thermal deformation is too large during cutting, burrs are easy to generate, and the precision control is poor. Moreover, the cutting speed is slow, the quality is poor, the fine machining of the tiny workpiece is difficult to realize, and the method is mostly only suitable for rough machining. In addition, the cutting seam is wide, and material is wasted.
SUMMERY OF THE UTILITY MODEL
In order to solve the technical problems, the utility model aims to provide a precise ultrafast laser cutting machine, which solves the problems of low cutting speed, poor precision and high requirement on personnel technology in the traditional cutting machine; the cutting automation degree and the production efficiency are improved.
The technical problem to be solved by the utility model is realized by adopting the following technical scheme:
a precise ultrafast laser cutting machine comprises a bottom plate, a stand column, a mounting plate, a laser and a vibrating mirror, wherein the stand column is fixed on the bottom plate, the mounting plate is fixed on the stand column, the laser and the vibrating mirror are both mounted on the mounting plate, and the precise ultrafast laser cutting machine also comprises a light beam transmission system, a shafting motion system and a panel;
the bottom plate, the upright posts and the mounting plate are all made of marble;
the light beam transmission system comprises a beam expanding lens, a light sealing tube and a reflector component, wherein the beam expanding lens is arranged at the light source transmitting end of the laser, the light sealing tube is arranged at the light source transmitting end of the beam expanding lens, and the reflector component is arranged between the light source transmitting end of the light sealing tube and the light source receiving end of the vibrating mirror;
the shafting motion system comprises a Z-axis lifting mechanism and a translation mechanism, wherein the Z-axis lifting mechanism comprises a lifting frame, a lifting slide rail, a lifting slider, a lifting motor, a transmission chain and a transmission assembly, the lifting frame is vertically arranged at the edge of the mounting plate, the lifting slide rail is arranged in the lifting frame, the lifting motor is arranged on the lifting frame, the transmission assembly is arranged in the lifting frame and is connected with the lifting motor, the vibrating mirror is fixed on the transmission chain, the lifting slider is arranged on the vibrating mirror and is in sliding connection with the lifting slide rail, and the lifting motor drives the transmission assembly and the transmission chain to drive the vibrating mirror to move up and down;
the panel is arranged below the galvanometer and is arranged above the translation mechanism.
As a preferred example, the translation mechanism includes an X-axis translation mechanism for driving the panel to slide along the length direction of the base plate, and a Y-axis translation mechanism for driving the panel to slide along the width direction of the base plate.
As a preferred example, the light beam transmission system further includes a beam expander adjusting frame, the beam expander adjusting frame includes an adjusting frame and a plurality of adjusting screws installed on the adjusting frame, the adjusting frame is installed at the light source emitting end of the laser, and the light source receiving end of the beam expander is fixed on the adjusting frame.
As a preferable example, a Z-axis drag chain is further arranged beside the Z-axis lifting mechanism and fixed on the mounting plate, and an X-axis drag chain is further arranged beside the X-axis translation mechanism and fixed on the bottom plate.
As a preferred example, the X-axis translation mechanism comprises an X-axis servo motor, an X-axis support frame, an X-axis lead screw, an X-axis mounting table top, an X-axis sliding block and an X-axis sliding rail, the X-axis support frame is mounted on the bottom plate and located below the galvanometer, the X-axis sliding rail is arranged on each of two sides inside the X-axis support frame, the X-axis servo motor is fixed on the X-axis support frame, the X-axis servo motor is connected with the X-axis lead screw at the driving end, the X-axis sliding block is in threaded connection with the X-axis lead screw, the X-axis sliding block is in sliding connection with the X-axis sliding rail, the X-axis mounting table top is fixed above the X-axis sliding block, and the Y-axis translation mechanism is mounted on the X-axis mounting table top.
As a preferable example, the lifting frame, the lifting slide rail and the lifting slide block of the Z-axis lifting mechanism, and the X-axis supporting frame, the X-axis lead screw, the X-axis mounting table surface, the X-axis slide block and the X-axis slide rail of the X-axis translation mechanism are all made of aluminum alloy materials.
The utility model has the beneficial effects that:
(1) the utility model is composed of a light beam transmission system and a shafting motion system. The laser emits laser, the energy released when the laser irradiates the surface of a workpiece is used for melting and evaporating the workpiece through the beam transmission system, the workpiece on an X/Y/Z axis is controlled to perform matching action through the shafting motion system, the workpiece is accurately and quickly cut, the cutting automation degree is improved, and the production efficiency is further improved;
(2) according to the utility model, the bottom plate, the upright posts and the mounting plate are all made of marble materials, the original iron frame platform is abandoned, and a novel marble platform is used instead, so that slight vibration caused in the cutting process is effectively reduced, and the influence of the vibration on the cutting precision can be reduced;
(3) according to the utility model, the movement system in the X/Y/Z axis direction adopts the aluminum alloy material, so that the cutting machine has the advantages of corrosion resistance, toughness and ductility, light weight, and convenience for high-speed movement during cutting, and the cutting process is smoother.
Drawings
FIG. 1 is a schematic view of the overall perspective structure of the present invention;
FIG. 2 is a schematic diagram of a transmission path structure of a laser source according to the present invention;
FIG. 3 is a schematic perspective view of the Z-axis lifting mechanism of the present invention;
fig. 4 is a schematic perspective view of the X-axis translation mechanism of the present invention.
In the figure: 1. a base plate; 2. a column; 3. mounting a plate; 4. a laser; 41. a laser head; 5. a galvanometer; 6. A light beam delivery system; 61. an adjusting frame; 62. adjusting the screw rod; 63. a beam expander; 64. a light sealing pipe; 65. a fixed mount; 66. a mirror; 7. a Z-axis lifting mechanism; 71. a lifting frame; 72. lifting the slide rail; 73. a lifting motor; 74. a drive chain; 75. a lifting slide block; 8. an X-axis translation mechanism; 81. an X-axis servo motor; 82. An X-axis support frame; 83. an X-axis lead screw; 84. an X-axis mounting table-board; 85. an X-axis slide rail; 86. an X-axis slider; 87. a coupling; 88. a rubber ring; 89. a bearing mount; 9. a Y-axis translation mechanism; 10. a panel; 11. A Z-axis drag chain; 12. an X-axis drag chain.
Detailed Description
In order to make the technical means, technical features, objectives and effects of the present invention easily understandable, the present invention is further described below with reference to specific figures and embodiments, wherein arrows shown in fig. 2 indicate laser transmission paths.
Example (b):
as shown in fig. 1-4, a precision ultrafast laser cutting machine comprises a base plate 1, a column 2, a mounting plate 3, a laser 4 and a galvanometer 5, wherein the column 2 is fixed on the base plate 1, the mounting plate 3 is fixed on the column 2, the laser 4 and the galvanometer 5 are both mounted on the mounting plate 3, a panel 10 is arranged below the galvanometer 5, and the panel 10 is used for placing a product to be cut and further comprises a light beam transmission system 6, a shafting motion system and a panel 10.
Wherein, the bottom plate 1, the upright post 2 and the mounting plate 3 are all made of marble.
The utility model abandons the original iron frame platform and changes the original iron frame platform into a novel marble platform, thereby effectively reducing the slight vibration caused in the cutting process.
The light beam transmission system 6 comprises a beam expander 63 adjusting frame 61, a beam expander 63, a light sealing tube 64 and a reflector assembly, wherein the beam expander 63 adjusting frame 61 comprises an adjusting frame and a plurality of adjusting screw rods 62 arranged on the adjusting frame, the adjusting frame is arranged at the light source transmitting end of the laser 4, the light source receiving end of the beam expander 63 is fixed on the adjusting frame, the beam expander 63 is arranged at the light source transmitting end of the laser 4, namely, the laser head 41, the light sealing tube 64 is installed at the light source emitting end of the beam expander 63, a reflector assembly is arranged between the light source emitting end of the light sealing tube 64 and the light source receiving end of the vibrating mirror 5, the reflector assembly comprises a reflector frame fixing frame 65 and a plurality of reflectors 66, laser emitted by the laser 4 sequentially passes through the beam expander 63, the light sealing tube 64 and the reflectors 66 to transmit the laser to the vibrating mirror 5, and the vibrating mirror 5 then emits the laser to the panel 10 to cut a product.
The shafting motion system comprises a Z-axis lifting mechanism 7, an X-axis translation mechanism 8 and a Y-axis translation mechanism 9, wherein,
the Z-axis lifting mechanism 7 is used for driving the galvanometer 5 to slide along the height direction of the bottom plate 1, the X-axis translation mechanism 8 is used for driving the panel 10 to slide along the length direction of the bottom plate 1, and the Y-axis translation mechanism 9 is used for driving the panel 10 to slide along the width direction of the bottom plate 1.
The Z-axis lifting mechanism 7 comprises a lifting frame 71, a lifting slide rail 72, a lifting slide block 75, a lifting motor 73, a transmission chain 74 and a transmission assembly, wherein the lifting frame 71 is vertically installed at the edge of the mounting plate 3, the lifting slide rail 72 is arranged inside the lifting frame 71, the lifting motor 73 is installed on the lifting frame 71, the transmission assembly is arranged inside the lifting frame 71 and is connected with the lifting motor 73, the vibrating mirror 5 is fixed on the transmission chain 74, the lifting slide block 75 is installed on the vibrating mirror 5, the lifting slide block 75 is in sliding connection with the lifting slide rail 72, the lifting motor 73 drives the transmission assembly and the transmission chain 74 to drive the vibrating mirror 5 to move up and down, a Z-axis drag chain 11 is further arranged beside the Z-axis lifting mechanism 7, the Z-axis drag chain 11 is fixed on the mounting plate 3, and the drag chain plays a role in traction and protection on an electric wire of the laser machine.
The X-axis translation mechanism 8 comprises an X-axis servo motor 81, an X-axis support frame 82 and an X-axis lead screw 83, the X-axis mounting table 84, the X-axis sliding block 86 and the X-axis sliding rail 85, the X-axis supporting frame 82 is mounted on the bottom plate 1 and located below the galvanometer 5, the X-axis sliding rails 85 are arranged on two sides inside the X-axis supporting frame 82, the X-axis servo motor 81 is fixed on the X-axis supporting frame 82, the driving end of the X-axis servo motor 81 is connected with an X-axis lead screw 83 through a coupler 87, two ends of the X-axis lead screw 83 are respectively fixed on a bearing base 89 provided with a bearing and limited through a rubber ring 88, the X-axis sliding block 86 is in threaded connection with the X-axis lead screw 83, two sides of the X-axis sliding block 86 are respectively in sliding connection with the X-axis sliding rails 85, the X-axis mounting table 84 is fixed above the X-axis sliding block 86, and the X-axis servo motor 81 rotates to drive the lead screw to rotate so that the X-axis mounting table 84 horizontally slides along the X-axis sliding rails 85.
The Y-axis translation mechanism 9 is the same as the X-axis translation mechanism 8 in composition mechanism, and also comprises a Y-axis servo motor, a Y-axis support frame, a Y-axis lead screw, a Y-axis mounting table, a Y-axis slider and a Y-axis slide rail, wherein the Y-axis support frame is mounted on the X-axis mounting table 84 and is vertical to the X-axis support frame 82 in direction, and the panel 10 is mounted on the Y-axis mounting table.
An X-axis drag chain 12 is further arranged beside the X-axis translation mechanism 8, and the X-axis drag chain 12 is fixed on the bottom plate 1.
The lifting frame 71, the lifting slide rail 72 and the lifting slide block 75 of the Z-axis lifting mechanism 7, the X-axis support frame 82, the X-axis lead screw 83, the X-axis mounting table 84, the X-axis slide block 86 and the X-axis slide rail 85 of the X-axis translation mechanism 8, and the Y-axis support frame, the Y-axis lead screw, the Y-axis mounting table, the Y-axis slide block and the Y-axis slide rail of the Y-axis translation mechanism 9 are all made of aluminum alloy materials.
The working process is as follows:
1. various preparation works before production are well carried out, operators wear labor protection articles, and must wear protective glasses meeting the regulations near the laser beam to prepare raw materials to be processed;
2. clamping the raw materials to be processed in place, and fixing the determined processed raw materials on the placing panel 10, so that the placing stability of the materials is ensured, and the raw materials are prevented from shifting and shaking in the cutting process;
3. and (3) turning on a power supply, adjusting parameters, turning on a main switch, starting the water cooler and the laser 4, and setting the water temperature and the water pressure of the water cooler. Cutting patterns are input on a controller table of the cutting machine, and relevant cutting parameters are set according to different processing materials and cutting shapes. Adjusting the height of the cutting laser head 41 to ensure that the focus is at a proper position;
4. and cutting the plate. Ready for work, personnel evacuate to the safe area and press the start cut button. The laser emitted by the laser 4 is focused into a high-power high-density laser beam by the beam transmission system 6, the energy released when the laser irradiates the surface of a workpiece is utilized to melt and evaporate the workpiece, the axis system motion system of the X, Y, Z axis is controlled by the microcomputer numerical control system to cooperate with the motion to accurately and rapidly cut the workpiece, the laser beam irradiates the surface of the workpiece, the irradiated part reaches the melting point, and simultaneously, the melted metal is blown away by high-pressure gas coaxial with the beam.
The foregoing illustrates and describes the principles, general features, and advantages of the present invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, and that various changes and modifications may be made without departing from the spirit and scope of the utility model as defined in the appended claims. The scope of the utility model is defined by the appended claims and equivalents thereof.

Claims (6)

1. A precise ultrafast laser cutting machine comprises a base plate (1), a stand column (2), a mounting plate (3), a laser (4) and a galvanometer (5), wherein the stand column (2) is fixed on the base plate (1), the mounting plate (3) is fixed on the stand column (2), and the laser (4) and the galvanometer (5) are both mounted on the mounting plate (3), and is characterized by further comprising a light beam transmission system (6), a shafting motion system and a panel (10);
the bottom plate (1), the upright posts (2) and the mounting plate (3) are all made of marble;
the light beam transmission system (6) comprises a beam expanding lens (63), a light sealing tube (64) and a reflector component, wherein the beam expanding lens (63) is installed at the light source emitting end of the laser (4), the light sealing tube (64) is installed at the light source emitting end of the beam expanding lens (63), and the reflector component is arranged between the light source emitting end of the light sealing tube (64) and the light source receiving end of the vibrating mirror (5);
the shafting motion system comprises a Z-axis lifting mechanism (7) and a translation mechanism, wherein the Z-axis lifting mechanism (7) comprises a lifting frame (71), a lifting slide rail (72), a lifting slide block (75), a lifting motor (73), a transmission chain (74) and a transmission assembly, the lifting frame (71) is vertically arranged at the edge of the mounting plate (3), a lifting slide rail (72) is arranged in the lifting frame (71), the lifting motor (73) is arranged on the lifting frame (71), the transmission assembly is arranged in the lifting frame (71) and is connected with the lifting motor (73), the vibrating mirror (5) is fixed on the transmission chain (74), the lifting slide block (75) is arranged on the vibrating mirror (5), the lifting slide block (75) is connected with the lifting slide rail (72) in a sliding way, the lifting motor (73) drives the transmission assembly and the transmission chain (74) to drive the galvanometer (5) to move up and down;
the panel (10) is arranged below the galvanometer (5), and the panel (10) is arranged above the translation mechanism.
2. The precision ultrafast laser cutting machine according to claim 1, wherein the translation mechanism comprises an X-axis translation mechanism (8) and a Y-axis translation mechanism (9), the X-axis translation mechanism (8) is used for driving the panel (10) to slide along the length direction of the base plate (1), and the Y-axis translation mechanism (9) is used for driving the panel (10) to slide along the width direction of the base plate (1).
3. The precise ultrafast laser cutting machine according to claim 1, wherein the beam transmission system (6) further comprises a beam expander (63) adjusting frame (61), the beam expander (63) adjusting frame (61) comprises an adjusting frame and a plurality of adjusting screws (62) mounted on the adjusting frame, the adjusting frame is mounted on the light source emitting end of the laser (4), and the light source receiving end of the beam expander (63) is fixed on the adjusting frame.
4. The precision ultrafast laser cutting machine according to claim 2, wherein a Z-axis drag chain (11) is further disposed beside the Z-axis lifting mechanism (7), the Z-axis drag chain (11) is fixed on the mounting plate (3), an X-axis drag chain (12) is further disposed beside the X-axis translation mechanism (8), and the X-axis drag chain (12) is fixed on the bottom plate (1).
5. The precision ultrafast laser cutting machine according to claim 2, wherein the X-axis translation mechanism (8) comprises an X-axis servo motor (81), an X-axis support frame (82), an X-axis lead screw (83), an X-axis mounting table (84), an X-axis sliding block (86) and an X-axis sliding rail (85), the X-axis support frame (82) is mounted on the base plate (1) and located below the galvanometer (5), the X-axis sliding rail (85) is arranged on each of two inner sides of the X-axis support frame (82), the X-axis servo motor (81) is fixed on the X-axis support frame (82), the X-axis lead screw (83) is connected to the driving end of the X-axis servo motor (81), the X-axis sliding block (86) is in threaded connection with the X-axis lead screw (83), the X-axis sliding block (86) is in sliding connection with the X-axis sliding rail (85), the X-axis mounting table (84) is fixed above the X-axis sliding block (86), the Y-axis translation mechanism (9) is installed on the X-axis installation table top (84).
6. The precision ultrafast laser cutting machine according to claim 5, wherein the lifting frame (71), the lifting slide rail (72), and the lifting slide block (75) of the Z-axis lifting mechanism (7), and the X-axis support frame (82), the X-axis lead screw (83), the X-axis mounting table (84), the X-axis slide block (86), and the X-axis slide rail (85) of the X-axis translation mechanism (8) are made of aluminum alloy materials.
CN202122187426.0U 2021-09-10 2021-09-10 Precise ultrafast laser cutting machine Active CN216177548U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202122187426.0U CN216177548U (en) 2021-09-10 2021-09-10 Precise ultrafast laser cutting machine

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202122187426.0U CN216177548U (en) 2021-09-10 2021-09-10 Precise ultrafast laser cutting machine

Publications (1)

Publication Number Publication Date
CN216177548U true CN216177548U (en) 2022-04-05

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ID=80918674

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202122187426.0U Active CN216177548U (en) 2021-09-10 2021-09-10 Precise ultrafast laser cutting machine

Country Status (1)

Country Link
CN (1) CN216177548U (en)

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