Stamping process profile compensation method for vehicle roof cover with sunroof
A technology for car roof and surface compensation, applied in vehicle parts, transportation and packaging, etc., can solve problems such as insufficient concave resistance, springback, collapse, etc., and achieve the effect of reducing debugging workload, improving quality, and reducing development costs.
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[0028] Such as figure 1 The car roof with a sunroof is shown, the front end of the car roof is provided with a front sunroof, and the middle of the car roof is provided with a middle sunroof. The stamping of the car roof product includes the following four processes: the first process is drawing, and the most Part of the shape is obtained in one process; the second process is trimming, punching, and side shaping, and the skylight hole needs to be punched, and the hole outline is determined by flanging; the third process is trimming, flanging, and shaping, which needs to be turned at the skylight Edge; the fourth process is trimming, punching, side punching, side shaping, and upward flanging, which requires side shaping at the skylight. figure 2 It is the stamping direction Z of each process and the X and Y axes of the mold centerline.
[0029] Two technical terms are explained here. The change of the profile refers to the numerical change of several feature points in the hei...
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