The invention provides a ship bow door cutting method which comprises the following steps: S1, determining the position of a door slot of a bow door, and specifically comprises the following steps: S11, calculating and analyzing the angle of a ship body line type where a bow door outer plate is located, and calculating the offset from an inner edge drilling hole to an outer edge; s12, according to the secondary scribing of the curved outer plate of the bow door section, drawing an actual drilling position on the inner edge of the bow door outer plate according to the offset, firstly knocking a drilling point at the drilling position on the inner edge of the bow door outer plate by using a sample punch, and then drilling to the outer edge of the bow door outer plate by using a drilling machine; s2, scribing a bow door crack; and S3, cutting and forming the door slot of the bow door. According to the ship bow door cutting method, the cutting line can be drawn rapidly and accurately, on-site rapid cutting operation is facilitated, and attractiveness of a bow door cutting seam is guaranteed under the condition that the work efficiency is improved.

    本发明提供了一种船舶艏门切割方法,包括以下步骤:S1.明确艏门门缝位置,具体包括以下步骤:S11.计算分析艏门外板所处船体线型的角度,并计算由内缘钻孔到外缘的偏移量;S12.根据艏门分段的曲外板二次划线,在艏门外板内缘根据偏移量画出实际钻孔位置,在艏门外板内缘钻孔位置先用样冲敲一个钻孔点,再利用钻孔机钻孔钻到艏门外板外缘;S2.艏门门缝划线;S3.艏门门缝切割成型。本发明的船舶艏门切割方法,能够快速准确的画出切割线,便于现场快速切割作业、提高工效情况下,又保证艏门切割缝的美观。


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    Title :

    Ship bow door cutting method


    Additional title:

    一种船舶艏门切割方法


    Contributors:
    YANG MENG (author) / CHEN JIANTAO (author) / WANG BIN (author) / ZHAO YULEI (author) / ZHOU LIANG (author)

    Publication date :

    2024-01-12


    Type of media :

    Patent


    Type of material :

    Electronic Resource


    Language :

    Chinese


    Classification :

    IPC:    B23P Sonstige Metallbearbeitung , OTHER WORKING OF METAL / B25H Werkstatteinrichtungen, z.B. zum Anreißen von Werkstücken , WORKSHOP EQUIPMENT, e.g. FOR MARKING-OUT WORK / B63B Schiffe oder sonstige Wasserfahrzeuge , SHIPS OR OTHER WATERBORNE VESSELS



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