Composite positioning device and method for chassis foundation large-size component and FE end of multiple units
A technology for positioning devices and large parts, applied in auxiliary devices, auxiliary welding equipment, welding/cutting auxiliary equipment, etc., can solve the problems of time-consuming, labor-intensive, poor precision, and high labor intensity in the measurement process, achieve ingenious structural design and reduce production The effect of cost, convenient maintenance and maintenance
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[0064] The present invention will be described in further detail below in conjunction with the accompanying drawings.
[0065] Such as Figure 9As shown, the composite positioning device of the large part of the EMU underframe foundation and the FE end of the present invention includes the FE end positioning tool, the underframe centerline positioning tool 1 and the lateral tightening mechanism 2 in the middle of a plurality of side beams, and the FE end positioning tool is used for Clamping and positioning the FE end 11-3 of the underframe 11, the underframe centerline positioning tool 1 is used to locate the centerline of the underframe 11 in the length direction and the center of the underframe, and the lateral tightening mechanism 2 in the middle of multiple side beams is used for Position the middle part of the side beam 11-2 of the underframe 11; the centerline positioning tooling 1 of the underframe includes four positioning bases, and the four positioning bases are suc...
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