Multi-connecting-rod upper control arm
The utility model relates to a multi-connecting-rod upper control arm which comprises a control arm body, the control arm body is of a cavity structure formed by welding a control arm front plate and a control arm rear plate, and the middle of a welding seam at the welding position of the control ar...
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Format: | Patent |
Sprache: | chi ; eng |
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Zusammenfassung: | The utility model relates to a multi-connecting-rod upper control arm which comprises a control arm body, the control arm body is of a cavity structure formed by welding a control arm front plate and a control arm rear plate, and the middle of a welding seam at the welding position of the control arm front plate and the control arm rear plate is offset towards one side. According to the multi-connecting-rod upper control arm, steel materials are adopted, the multi-connecting-rod upper control arm is formed in a stamping and welding mode, the welding mode of a linear welding seam is replaced with the welding mode of the offset welding seam, and then the fatigue strength of the upper control arm body is improved; meanwhile, the section widths of the U-shaped bottom section of the upper control arm body in the X direction and the Y direction are larger than those of the two ends of the upper control arm body in the X direction and the Y direction, and the strength and rigidity of the upper control arm can be imp |
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