The utility model provides a laser cutting machine, which belongs to the technical field of cutting machines. The laser cutting machine solves the problems that a power box and a laser reflecting device of an existing laser generator are generally fixed on a rack, the cost is high, and the laser generator is not convenient to transport and use. The laser cutting machine comprises a case and a head fixedly arranged on the outer side of case, wherein the laser generator and the power box fixed on the outer surface of the laser generator are arranged on the top surface inside the case; a laser reflecting device for transmitting light beams generated by the laser generator to the head is arranged on the bottom surface inside the case; and the laser generator is opposite to the laser reflecting device. As the laser generator and the power box fixed on the outer surface of the laser generator are arranged on the top surface inside the case, the laser reflecting device capable of transmitting the light beams generated by the laser generator to the head is arranged on the bottom surface inside the case, and the laser generator is opposite to the laser reflecting device, so that the internal structure of the laser cutting machine is tight, the shape of the case is smaller, the structure of the laser cutting machine is simple, and the laser cutting machine is convenient to transport and use.

Laser cutting machine

The invention discloses a laser cutting machine. The laser cutting machine comprises a lathe bed, an operating platform, a cross beam and a Z shaft, wherein a guide rail is arranged on the lathe bed; the operating platform is arranged on the lathe bed; the cross beam is arranged on the guide rail in a sliding way; the Z shaft is arranged on the cross beam in the sliding way; the operating platform comprises a platform body, a supporting plate strip for supporting workpieces and a plurality of ball supporting oscillating bars for supporting the workpieces and conveying the workpieces; the supporting plate strip is welded on the platform body; the ball supporting oscillating bars are arranged in the slot of the supporting plate strip; the lathe bed is divided into an A operating region and a B operating region; and the A operating region and the B operating region are provided with an operating platform respectively. By the machine, the amount of parts of the conventional exchange operating platform laser cutting machine is reduced; the production period of a machine tool is shortened; the assembling and debugging difficulties of the machine tool are reduced; the fault points of the machine tool are reduced, and the reliability of the machine tool is improved; the amount of reserve parts and spare parts is reduced; and the manufacturing cost and the maintenance cost of the machine tool are substantially reduced.

The invention relates to a laser marking machine The laser marking machine comprises a workbench, a lifting device and a first laser marking device, wherein the lifting device and the first laser marking device are arranged on the workbench The first laser marking device is arranged on the lifting device A second laser marking device pointing at the lower portion is arranged at the end portion of the end portion of the first laser marking device, and the workbench is provided with a marking operation table The second laser marking device corresponds to the marking operation table in position Compared with the prior art, through mutual cooperation of the lifting device, the first laser marking device and the second laser marking device, the position of the second laser marking device can be adjusted at will through horizontal transverse moving of the lifting device and horizontal longitudinal moving of the first laser marking device, and therefore marking of workpieces at different positions is achieved, the work efficiency is improved, and the work cost is reduced Meanwhile, a CCD camera corresponds to the marking operation table, the accurate marking position is achieved, and the marking efficiency and the marking precision are improved

Laser marking machine

The invention discloses a PCB-V groove cutting device which comprises an automatic feed and discharge mechanism, a cutting mechanism, a cross beam, a base, a vision locating mechanism and a related controller. The vision locating mechanism comprises a video camera, a light source, a front-back moving work table, a movable drive component, a rotary work table, a rotary drive component, a mechanical arm and a mechanical arm drive air cylinder. The cutting mechanism comprises an upper cutting device, a lower cutting device and an upper cutting device and lower cutting device front-back drive component, the video camera is arranged on the upper cutting device, the light source is arranged on the lower cutting device, and the light source and the video camera correspond to each other and are located on the same axis. The controller is connected with the front-back moving work table through the movable drive component, the rotary drive component is connected with the rotary work table, and the mechanical arm drive air cylinder is connected with the mechanical arm. According to the PCB-V groove cutting device, a PCB-V groove can be detected accurately, and quick and accurate machining is facilitated.

PCB-V groove cutting device

A laser processing unit (10) includes a workpiece loading station, and a laser workstation (14) having a laser robot that performs a laser operation. A flexible endless loop extends from the loading station through the workstation for delivering a workpiece from the loading station to the workstation. A first stationary wall section separates the workstation from the loading station. A second stationary wall section is offset from the first stationary wall section. A first movable door (58, 60) is configured to form a laser light-tight seal with the first stationary wall section. A second movable door (58, 60) configured to form a laser light-tight seal with the second stationary wall section. A seal projection (68, 70) is attached to the flexible endless loop. The seal projection (68, 70) forms a laser light-tight seal with the first movable door (58, 60) when the workpiece is located in the loading station and forms a laser light-tight seal with the second movable door (58, 60) when the work- piece is located in the workstation.

Laser workstation with endless loop conveyor and coordinated access doors

The invention provides a laser processing device, which comprises a laser device, a first beam expanding lens group, a first reflector, a tail end reflector, a focusing lens, a second beam expanding lens group and a second reflector, wherein the laser device can output a plurality of wavelength lasers in a plurality of paths, and is capable of outputting a first wavelength laser and a second wavelength laser; a light path through which the first wavelength laser passes is a first light path; the light path through which the second wavelength laser passes is a second light path; the first beam expanding lens group, the first reflector, the tail end reflector and the focusing lens are positioned on the first light path; the first reflector is capable of transmitting the first wavelength laser and reflecting the second wavelength laser to the tail end reflector; the tail end reflector is capable of reflecting the received laser to the focusing lens; the focusing lens is capable of gathering the received laser to a focus point; the second beam expanding lens group and the second reflector are positioned on the second light path; and the second reflector is capable of reflecting the second wavelength to the first reflector, so that the first wavelength laser and the second wavelength laser are focused on the same focus point via the focusing lens by adjusting the distance between the lenses in the first beam expanding lens group and the second beam expanding lens group.

Laser processing device

Belonging to the technical field of laser detection, the invention relates to a novel laser spectroscopy induced detection system, especially to a molten steel component online detection system, which is obtained by gathering lasers on a molten steel surface and conducting analysis through induced plasma spectroscopy. The laser spectroscopy induced online molten steel component detection system includes: a concave reflecting mirror, a convex reflecting mirror, a window mirror, a casing pipe, a steel furnace, a computer, a detection point distance dynamic monitoring system, a feedback regulation control device, a laser light source, a light beam turning system, an echelle spectrometer, an integral delay detection system, a laser beam quality control system and the like, and can realize accurate detection of manganese, magnesium, sulfur, carbon and other 20 components contained in molten steel. The detection system provided in the invention can realize real-time detection of molten steel components, reduce the smelting cost, and save resources.

Laser spectroscopy induced component detection system

The invention provides a resonant cavity for outputting mode-locking picosecond laser and a mode-locking picosecond laser device. The mode-locking picosecond laser device comprises a pumping source, a focusing lens and the resonant cavity for outputting the mode-locking picosecond laser, and the pumping source, the focusing lens and the resonant cavity are sequentially arranged along a light path. The resonant cavity is characterized that a laser crystal, a focusing device, a Fabry-Perot etalon and a semiconductor saturable absorber mirror are arranged in the resonant cavity, and the energy density of light beams acting on the semiconductor saturable absorber mirror can be sufficient to realize continuous mode-locking owing to the focusing device. Peak power of the picosecond laser device can be accurately controlled, so that different application requirements can be effectively met advantageously. Besides, pulse width of the picosecond laser device can be controlled, so that different application requirements can be effectively met advantageously. In addition, picosecond pulse width can be tuned, operation is easy, and mode-locking stability is unaffected. A pulse width tunable device is small in size and is beneficial to saving space.

Resonant cavity for outputting mode-locking picosecond laser and mode-locking picosecond laser device

The invention relates to a laser ultrasonic detection apparatus, belonging to the technical field of laser ultrasonic detection. The apparatus comprises a detection laser source, a front light-splitting structure, a collecting structure, a double-photorefractive lens, (a) polaroid(s), (a) detector(s), a half-wave plate, a front polarization splitting prism, an acoustic-optical modulator, a back polarization splitting prism, a back light-splitting structure, a detected piece, a laser ultrasonic excitation source, a beam-expanding structure, a bidirectional tunable aperture and a focusing mirror. The apparatus is capable of carrying out wide-range laser ultrasonic detections and the speed of the laser ultrasonic detection can be greatly raised. A linear ultrasonic excitation source is adopted to carrying out the excitation, enabling ultrasonic fields of each monitoring point to have the same distribution, and thus solving the problem that the ultrasonic intensity at each collecting point is inconsistent with each other when circular laser spots are adopted to excite the ultrasound. The apparatus has fast surface-scanning speed and high detection efficiency, and is very practical.

Multi-channel parallel laser ultrasonic detection system

The utility model provides a laser machining device, which comprises a laser device, a first beam expander set, a first iris diaphragm, a first reflector, an end reflector, a focusing object lens, a second beam expander set, a second iris diaphragm and a second reflector The laser device is capable of outputting multi-wavelength laser in a multi-path manner and suitable for outputting first wavelength laser and second wavelength laser, wherein the first wavelength laser passes through a first light path, and the second wavelength laser passes through a second light path The first beam expander set, the first iris diaphragm, the first reflector, the end reflector and the focusing object lens are arranged on the first light path The second beam expander set, the second iris diaphragm and the second reflector are arranged on the second light path, the second reflector is suitable for reflecting the second wavelength laser to the first reflector so that the second wavelength laser is coupled into the first light path, the second iris diaphragm is suitable for adjusting the spot size of the second path, and the first wavelength laser and the second wavelength laser are focused on the same focus through the focusing object lens by means of adjusting the distance between lenses of the first beam expander set and the distance between lenses of the second beam expander set Multi-wavelength output and coaxial machining can be realized, a working distance is constant, working efficiency is improved, and cost is reduced

Laser machining device

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