Radial support mechanism of primary mirror of large aperture telescope for eliminating temperature stress
A technology of radial support and temperature stress, applied in telescopes, optics, instruments, etc., can solve the problems of large dimensions affecting the overall structural performance, inconsistent thermal expansion coefficients, etc., achieve high support accuracy, avoid mirror distortion, and eliminate the effects of influence
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[0024] In order to make the object, technical solution and advantages of the present invention clearer, the present invention will be described in further detail below in conjunction with specific embodiments and with reference to the accompanying drawings.
[0025] The present invention uses the principle of lever balance to propose a structural diagram of the radial support mechanism for the primary mirror of a large-aperture telescope that eliminates temperature stress. figure 1 As shown, it includes: radial support seat 2, main mirror seat 3, lever bracket 4, counterweight 5, lever 6, lower auxiliary slide rod 7, bearing cover plate 8, mounting screws 9, 10, rolling bearing 11, indium steel Sleeve 12; wherein the indium steel sleeve 12 is set on the radial support seat 2, and the radial support seat 2 is located in the middle of the indium steel sleeve 12, and silica gel is placed at their clearance fit, so that the indium steel sleeve 12 is fixed on the radial support on ...
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