An Optical Symbol Scanner
A technology of scanners and symbols, which is applied in the field of scanners, can solve the problems that the toughness of the shrapnel is easily weakened, and the swing speed of the swinger changes greatly, so as to achieve the effect of uniform swing speed
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[0026] In order to make the technical problems, technical solutions and beneficial effects to be solved by the present invention clearer, the present invention will be further described in detail below in conjunction with the accompanying drawings and embodiments. It should be understood that the specific embodiments described here are only used to explain the present invention, not to limit the present invention.
[0027] Such as Figure 2 to Figure 7 Shown is a preferred embodiment of the present invention, an optical symbol scanner, including a light source 1 , an oscillating device 2 , an oscillating mirror 3 , a collecting reflector 4 and a light receiver 5 . The oscillator 2 includes an electromagnetic coil 21 , a magnet 22 , an elastically deformable elastic piece 23 , a fixing base 24 , a swing member 25 and a turntable 26 .
[0028] The electromagnetic coil 21 and the magnet 22 are arranged close to each other. One end of the pendulum 25 is fixedly connected to the m...
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