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

Common problems

Home / Common problems

Safe use of roll board machine process


Update date:2017-11-11 Browse:4620


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: Parallel machine tool analysis    Next : Roll board maintenance personnel needs to pay attention to which 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
久久精久久精久久精99 | 母乳无码一区二区三区 | 欧美日韩中文字幕 | 亚洲AV无码乱码国产精品HD | 亚洲中文字幕网站 | 蜜桃在线无码精品秘 入口欧 | 欧美丰满少妇交换 | 成人短视频在线观看 | 国产精品高潮呻吟AV | 91色屁屁TS人妖系列二区 | 午夜大片免费在线观看视频网站 | 亚洲欧洲无码专区网站视频 | 老牛影视免费在线视频一区二区三区四区 | 五月天亚洲美女色图 | 国产做爰又粗又大太疼了古代 | 成人毛片18女人毛片真水 | 国产 高潮 白浆 无码老妇 | 亚洲第一页在线观看 | 色欲无码人妻日韩欧美精品 | 黑人无套中出极品少妇 | 无码人妻蜜桃一二三四区 | 91精品无码少妇a v久久69 | 一级婬片试看120分钟 | 波多野结衣91在线播放 | 超公开碰视频在线观看 | 最新中文字幕黄色 | 亚洲vs无码秘 蜜桃少妇在线观看 | 亚洲一级Av无码毛片久久精品 | 无码丰满熟妇精品一区二区三区 | av在线高清无码免费观看 | 爱爱动态图视频120秒 | 亚洲熟女乱子伦av一区二区三区 | 特黄一级片小美女日逼 | 欧美熟妇丰满乱码人妻精品 | 激情五月天之色婷婷综合网 | 日本午夜福利在线观看 | 波多野吉衣91日韩在线观看 | 激情久久久久久久久久久久久久 | 波多野结衣 免费视频 无码 | 淫乱人妻视频在线播放 | 爱爱想要受不了了情侣91视频 |