2012年7月13日星期五

It is the production task of green laser pointer

Zhengzhou Siwei has Zhengzhou Part, Triple branch also consists of a wholly owned the Jiaozuo Borui Ke Hydraulic Manufacturing Co., Ltd.. Zhengzhou Siwei assembly plants and Asia's largest railway marshalling yard - Zhengzhou North Railway Station is adjacent to a unique and convenient transportation conditions, and special railway line through the factory, the company's raw materials and finished goods to provide a superior conditions. Zhengzhou Siwei has more than 1,200 employees, college degree or above accounted for 30% of professors and experts of the bachelors, masters, Ph.D. and state government subsidies accounted for 20%. On several occasions to undertake national research projects, where the national "Eighth Five-Year Plan scientific and technological project -" hydraulic supports electro-hydraulic control system ". The problem might be met during the production of  green laser pointer .
Although the cost of a large vacuum chamber, but the excellent welding performance for high-power electron beam welding and high welding speed can make the overall cost (including equipment investment and operating costs) but lower than traditional welding methods. It is estimated that, when welding deep more than 50mm, the cost of electron beam welding can be lower than the narrow-gap welding and submerged arc welding. Welding deep the deeper, the greater the difference. When welding deep more than 150mm, the comprehensive cost of electron beam welding, narrow gap welding and submerged arc welding 1/2 to 1/3. Figure 3 auto body welding and laser welding, laser welding technology in the automotive sector in the automotive field, most of the welding depth below the 10 mm, this offers the best space for laser welding applications. It is the production task of  green laser pointer .
Therefore, the laser soldering required laser power is low (about half of the ordinary laser welding), can greatly reduce the investment cost of expensive lasers. CuSi3 infiltration strength up to 350MPa, higher than the ordinary low-carbon steel, and therefore able to achieve a high intensity laser brazing. Figure 4 laser brazing process and application of laser brazing process, filler metal is filled into the connector gap, no post-weld glue and add the trim strip can save a lot of process cost. Laser soldering in the roof and side Wai outer plate, rear cover welding is widely used. The shortcomings in the welding of the roof and side wall outer plate laser brazing, the higher its fixture requirements, each model requires specialized fixture on the roof side Wai clamp (see Figure 5). The workshop should make the specific production plan of  green laser pointer .

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