1、 Introduction of automatic scanning edger<br>The full-automatic scanning type edging machine is a kind of lens processing equipment that can finish all kinds of lens grinding with high quality without lens template. The lens processing equipment has the characteristics of high processing accuracy, fast processing speed, high processing efficiency and simple operation, It can not only solve the daily problems of all processing workshops, but also provide reliable operation space and high-tech control system for operators with stable performance. At the same time, it can provide the prediction of lens processing, so that operators can fully grasp the grinding situation of lenses, especially in recent years, there are more and more kinds of full-automatic edging machines, which are very popular in the retail stores of glasses Gaze.<br>2、 The principle of automatic scanning type edger<br>1. Principle of scanner<br>Scanning type automatic edging machine is an automatic instrument integrated with precision machinery and microelectronics technology. The working principle of the scanner is to use the scanning which can carry out three-dimensional movement to carry out three-dimensional scanning for the frame, template or frame support piece. The data is calculated under the control of microcomputer, and the shape data of the frame is obtained and displayed on the screen, It is transmitted to the edging machine. It uses the encoder to record the movement displacement of the mechanical scanning in all directions into data, and forms the virtual picture of the picture frame. The host computer integrates the data recorded by the scanner and intuitively displays the parameters of the picture frame. The operator can adjust the corresponding processing procedures and processing methods according to the prescription and the type of the picture frame. The adjusted data drives each action motor, including lens scanning, main wheel driving, lens edge grinding position adjustment, pressure control, water inlet control and other actions. In this process, the data such as the shape, size, radian and pupil distance of the lens frame are processed.<br>2. Working principle of center locator<br>The center positioning instrument can be divided into two types: manual positioning and electric positioning. Its system is composed of a positioning arm and a projection system, which is used for accurate center positioning of the unprocessed lens. It is to position the sucker on the processing center of the lens, add processing auxiliary lines according to the scanned frame figure, and display the figure of the unprocessed lens on the window, Adjust the position of the optical center of the lens, and stick the suction cup on the lens after determining the position.<br>3. Working principle of edger body<br>The working mode of the edging machine is different due to the different manufacturers. The basic working principle is that the three-dimensional data of the frame transmitted by the scanner is calculated by the microcomputer controller of the automatic edging machine, and the corresponding edging program is selected to process the three-dimensional lens, and the whole processing process is completed by the displacement of the head or the grinding wheel motor; The processed lenses can be completely matched with the frame without any manual reprocessing.<br>3、 Working mode of automatic scanning edger<br>1. Scanner<br>The scanning mode of the scanner is three-dimensional, which can scan the supporting piece of the frame, template and frame. For two frames with the same or different shapes, the scanning shape is completely consistent with the actual shape. The probe scanning mode is also divided into frame scanning (needle tip contact) and supporting piece scanning (needle back contact).<br>2. Centering instrument<br>There are two ways to locate the center: optical center and geometric center<br>4、 Precautions for automatic scanning edger<br>Because the popularity of automatic edging machine in the glasses shop is not very high, many operators do not know enough about the working principle of the machine, which inevitably leads to errors in operation, resulting in machine failure or injury to human body.<br>Some common mistakes in the use of the equipment, such as the fall off of the scanner scanning probe. Because the scanning probe is easy to fall off the frame when processing some frames with large radian and long span, the radian of the frame and the position of the frame should be adjusted properly before processing. After processing, the edge of the lens appears bulge or missing angle, because the shape of each brand of the probe is different, The degree of occurrence is also different, so we should pay attention to the following problems:<br>1. When scanning the frame, pay attention to whether the frame is locked or whether there are sundries in the groove, and when scanning the support, pay attention to whether the edge of the support is flat;<br>2. The center locator of the center locator can be divided into two types: the automatic suction cup and the manual suction cup. Pay attention to the pressure when the manual suction cup is installed to avoid the damage of the lens. When the center locator with external light source is used to take and place the lens, pay attention to the parts near the light source to avoid scalding;<br>3. The size of the lens processed by the host machine is generally large due to the wear of the grinding wheel after the use of the edging machine for a period of time, and the edge is uneven. At this time, the grinding wheel can be trimmed according to the error situation and the default processing size can be adjusted and set;<br>4. When processing frame glasses, when the lens processing is completed, the lens frame is used to determine whether the size of the lens is appropriate. At this time, do not move the suction cup at the position of the lens, so as to facilitate the secondary processing of the lens;<br>5. After processing the glass lens, the resin lens shall be processed by washing the lens clamp shaft, grinding wheel and other parts with clear water, so as to avoid some small glass fragments scratching the resin film with soft surface;<br>6. When processing lenses with large displacement or large astigmatism, it is necessary to use a large suction cup and adjust the clamping pressure of the lenses to avoid axial misalignment. The structure of the full-automatic edging machine is much more complex than that of other optical equipment, so it is necessary to maintain the equipment to ensure the normal operation of the equipment;<br>7. After processing the glass lens, many glass fragments will be generated, which will not only damage the surface of the lens, but also cause wear and damage to the grinding chamber of the machine, so the machine should be cleaned in time;<br>8. Clean the water tank on time and replace the clean water, especially use the circulating water supply mode;<br>9. Avoid<br>
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