九九热精品免费观看-九九热国产视频-九九免费精品视频-九九免费高清在线观看视频-午夜精品国产自在现线拍-午夜家庭影院

Future-proof bending machines
Phone:+86-180-686-630-58 ( WeChat )
E-mail:409516445@qq.com
Menu
南通特力機床有限公司(官網) >> Plate Bending Machine >> rolling machine>> 4-roll plate rolling machine>>Correct operation method of four-roller plate rolling machine

Correct operation method of four-roller plate rolling machine

        Plate rolling machine is a kind of public forging machine equipment that can bend non-metallic plates into cones, spheres, cylinders or other shapes. This performance is used by large widths. Construction and machine building. The four-roller plate rolling machine is suitable for the bending and forming of sheet metal. It can roll round, arc, and conical workpieces within a certain range. The metal plate can be roughly leveled on this machine.


        The four-roller rolling machine and the three-roller rolling machine have different roller movements, but they work on the same principle and also use the principle of three-point fixed circle for rolling with different radius. The position of the upper roller is fixed, and the lower roller linearly moves upward to clamp the steel plate. The rollers on both sides move in a straight or curved line to adjust the curvature radius of the roll.

        Any machine should be operated correctly according to the process requirements. Let's talk about the main points of the correct operation of the four-roller plate rolling machine.

(1) The rolling machine must be managed by a special person.

(2) The operator must be familiar with the structural performance and use method of the rolling machine, and the operation can only be performed with the consent of the responsible manager.

(3) Before starting, carefully check whether the safety device is intact.

(4) During operation, it is strictly forbidden to put hands and feet on rollers, transmission parts and workpieces.

(5) After work is interrupted, the clutch should be set to neutral.

(6) Coordinated operation by multiple persons must be directed by a special person.

(7) Overload work is strictly prohibited.

(8) The tilting reset of the upper roller's lifting and reversing bearings and the balance of the upper roller must be performed after the main drive is stopped.

(9) It is forbidden to pile up workpieces and sundries at the work site, and keep the machine tool and the site clean at all times.

(10) After the operation is completed, the power shall be cut off and the power box shall be locked.

           Four-roller rolling machine is an important equipment in the production of the enterprise. It must be operated in the correct way during use. Nantong Tel specializes in the production of three-roller rolling machine, four-roller rolling machine and other equipment. Our products are tested strictly in accordance with the process standards and leave the factory. Products serve our customers.

色在线亚洲视频www| mm1313亚洲精品无码又大又粗| 3d夜蒲团| 欧美丰满熟妇xxxx性大屁股| 亚洲aⅴ无码专区在线观看q| 成人午夜国产内射主播| 久久精品国产久精国产果冻传媒| 手机在线看片国产| 国产成人艳妇aa视频在线| 柠檬福利第一导航在线| 中文字幕乱码一区二区免费| 黑人玩弄漂亮少妇高潮大叫 | 国产人久久人人人人爽| 欧美人与性动交α欧美精品| 77777亚洲午夜久久多喷| 久久久精品人妻一区二区三区四| 亚洲色欲久久久久综合网| 国内大量揄拍人妻精品視頻 | 亚洲av成人无码网站| 国产精品无码一二区免费| 色综合a怡红院怡红院首页| 国产激情视频在线播放| 亚洲男女内射在线播放| 欧美性猛交xxxx乱大交| 国产无套中出学生姝| 欧美精品中文字幕亚洲专区| 一本大道无码人妻精品专区| 九九在线观看精品视频6| 亚洲综合国产成人丁香五月激情| 红字电影| 2021精品国产品免费观看| 久青草影院在线观看国产| 中文字幕一区二区三区乱码| 久久亚洲精品成人无码网站| a级毛片无码免费真人| 日韩av无码精品一二三区 | 久久综合久久美利坚合众国| av无码a在线观看| 日韩欧美亚洲中字幕在线播放| 国产精品高清2021在线| 亚洲av成人片色在线观看高潮|