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Laser cutting machine tool for quartz crystal

A technology of laser cutting and processing machine tools, applied in laser welding equipment, metal processing equipment, manufacturing tools, etc., can solve the problems of time-consuming and labor-intensive, difficult to meet processing requirements, low processing efficiency, etc., to achieve a good overall feeling, simple and elegant appearance , the effect of high processing efficiency

Inactive Publication Date: 2011-10-19
WUHAN PENTA CHUTIAN LASER EQUIP
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  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

Quartz crystal is a brittle transparent material with high hardness and high melting point, and it is difficult to meet its processing requirements with general processing methods
Existing quartz crystal processing methods, such as mechanical grinding, abrasive jet processing, ultrasonic blanking, chemical etching, etc., all have various defects, especially low processing efficiency, time-consuming and labor-intensive, etc., improving the existing quartz crystal processing technology in It has become more important in actual production

Method used

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  • Laser cutting machine tool for quartz crystal
  • Laser cutting machine tool for quartz crystal
  • Laser cutting machine tool for quartz crystal

Examples

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Embodiment Construction

[0020] The following examples are used to illustrate the present invention, but are not intended to limit the scope of the present invention.

[0021] Laser cutting uses a focused high-power-density laser beam to irradiate the workpiece. Under the premise of exceeding the threshold power density, heat energy is absorbed by the material, which causes the temperature of the material at the irradiation point to rise sharply. After reaching the boiling point, the material begins to vaporize and pores form. As the beam moves relative to the workpiece, a kerf is formed in the material. The slag at the kerf is blown off by auxiliary gas at a certain pressure. The laser cutting method of quartz crystal plate and tube is obviously superior to the traditional processing method. The mechanism of cutting quartz crystal with laser is laser beam sublimation cutting. The task of air flow during sublimation cutting is to blow the vaporized substance away from the kerf before the surface lay...

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Abstract

The invention relates to a laser cutting machine and discloses a laser cutting machine tool for a quartz crystal. The laser cutting machine tool comprises a machine body, a cross beam, stand columns, a work table, a slide seat, a rotary shaft, a supporting mechanism, a laser, a cutting head, a suction fan, an electric cabinet and an electric control unit. The slide seat is arranged on the machine body, the supporting mechanism and the work table are arranged above the slide seat, the rotary shaft is arranged above the supporting mechanism, the laser is arranged on the electric cabinet, the cutting head is connected with the laser through an outer optical path and is arranged above the work table, the suction fan is arranged on the side surface of the cutting head, the stand columns are arranged at two sides of the tool body, the cross beam is arranged at the tops of the stand columns, the electric cabinet is arranged at the back of the stand columns, and the electric control unit is respectively connected with the laser and shafts X, Y, Z and W of the machine tool. The laser cutting machine provided by the invention has the advantages of simple structure, high location accuracy, safety and reliability; in addition, the laser cutting machine tool disclosed by the invention can be used for cutting quartz crystal sheet materials and also can be used for cutting quartz crystal tubes.

Description

technical field [0001] The invention relates to a laser cutting machine, in particular to a laser cutting machine tool for quartz crystal. Background technique [0002] Quartz crystal has a history of more than 160 years. Due to its excellent physical properties, it plays an extremely important role in various fields such as national defense, chemical industry, medical treatment, and machinery. However, quartz crystal is a hard and brittle material, which is easy to break under the action of external force. It is difficult to process it efficiently by traditional mechanical processing methods, especially difficult to process small holes on quartz crystal. Quartz crystal is an important electromechanical transducer material with many unique advantages, such as piezoelectricity, small temperature coefficient, large dielectric constant, no hysteresis, high sensitivity, stable reproduction, and good reliability. Quartz crystal is a brittle transparent material with high hardnes...

Claims

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Application Information

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IPC IPC(8): B23K26/38B23K26/40B23K26/402
Inventor 吴让大冷长荣钟威李明齐张晶
Owner WUHAN PENTA CHUTIAN LASER EQUIP
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