两男一女60分钟视频_日韩精品国产一区二区三区_丰满的女教师bd高清_一本道av天堂无码免费_十八禁av无码免费网站

EN CN

News center

Home / News center

Safe use of roll board machine process


Update date:2017-11-11 Browse:2678


1. Preparation before starting

1. Check whether the parts are abnormal, and the fastening screws (cap) should not be loose. The brake should be normal and reliable.

2. Adjust the drum distance strictly according to the thickness of the plate and shall not overload the operation. Can not coil pressure beyond the mechanical properties specified range of the workpiece.

2. Attention matters in the operation of the roll board machine

1. It is necessary to keep the workpiece stable and the position is positive to drive the operation, and the signal should be clearly specified, and one conductor shall be appointed.

2. The hand should not be placed on the rolled steel plate, and the sample should not be used for inspection, and the roundness of the sample should be checked after the shutdown.

3. When rolling to the end of the steel plate, roll the roll to the end of the steel plate to prevent the workpiece from falling down.

4. When the work is done, it is strictly forbidden to stand on the workpiece and find the positive roundness on the rolled cylinder.

5. When rolling the workpiece with thicker diameter and larger diameter, it should lower the roller and roll it in a small amount.

6. When rolling a narrower cylinder, roll the roll in the middle of the roll.

7. After entering the roll, the workpiece shall prevent the hand and clothing from being sucked into the roll.

Three, roll board machine stop attention matters

1. If there is abnormal sound of machine operation, check and adjust repair immediately.

2. Disconnect the switch and cut off the power.

3. Place the workpiece in the designated place after shutdown.

Previous: Introduction and operation of the shears    Next: return

Contact us

  • Address:Industrial concentration
    zone (renmin road), libao town,
    haian county, jiangsu province
  • MB: 13584710666
  • TEL: 0513-88280988
  • FAX: 0513-88283387
  • E-mail: jslx@jslxzg.com
懂色av粉嫩av浪潮av蜜臀av | 欧美日韩一区久久久久 | 好看的国产精彩视频 | 久久精品无码国产二区 | 97人妻精品一区二区三区 | 狠狠爱青青草狠狠 | 哔哩哔哩高清视频播放时间限制 | 午夜无码人妻荡妇啊啊啊 | 蜜桃人妻无码AV天堂三区 | 亚洲精品盗摄视频在线播放 | 蜜桃视频在线视频在线视频免费 | 四虎永久在线视频 | 亚洲精品国产精品国自产观看 | 美女一级毛片免费观看 | 91精品乱码久久蜜桃麻豆 | 内射极品美女在线观看 | 爱妻熟女国产区综合 | 人妻饥渴偷公乱A片免费 | 无码aaaaaaaa免费视频 | 久久久99久久久无码国产输拍 | 日本免费无码一区二区 | 午夜成人性做爰A片无码潘金莲 | 红桃一区二区三区 | 国产精品久久久久久久久免费相片 | 国产超碰人人做人人爽Av牛牛 | 苍井空一级婬片A片 | 91福利所导航第一页 | 国产婬妇乱辈视频不卡 | 精品人妻码一区二区三区 | 久久免费经典视频国产51夜色精品网 | 一级毛片在线观看完整版 | 91人妻人人做人碰人人爽九色 | 豊満な六十路熟女在线观看 | 黑人特巨大XXXXX高潮 | 久久亚洲精品国产亚洲老地址 | 一级毛片AAAAAA免费看对白 | 羞羞视频黄片奶水羞羞视频黄片奶水 | 婷婷社区久久一区二区 | 成人午夜免费观看视频入口 | 精品少妇人妻AV无码 - 百度 | 午夜福利在线一区二区 |