久久国产精品免费一区,国产深夜福利视频在线,中文字幕制服丝袜第57页,上司揉捏人妻丰满双乳电影,国产乱子伦视频一区二区三区,美女裸体a级毛片,国产偷亚洲偷欧美偷精品,国内揄拍国产精品人妻,特黄三级又爽又粗又大,国产在线国偷精品产拍

        Latest News
        2015/3/21
        Comparison bet
        2015/1/22
        The importance
        2015/1/21
        Troubleshootin
        2014/12/15
        Machinery Exhi
        2014/12/15
        Rayliter Works
        Search
        current position:Home > News > Company News

        Four strike automatic cold heading machine

        Source:http://m.rnbe.cn     Author:冷鐓機     Time:2014/8/17     Click:
        The four strike automatic cold heading machine adopts cold drawn disc elements or bar materials, automatically performs pier forging, and is used to manufacture hexagonal bolts, rivets, and other parts with heads. A specialized machine tool for manufacturing various irregular standard parts such as screws using a four strike automatic cold heading machine. The four hit automatic cold heading machine automatically performs all processes from straightening, feeding, cutting, and three forming to discharging. It has the advantages of stable molding and diverse processing varieties.

        Characteristics of Four Strike Automatic Cold Heading Machine
        1. Horizontal arrangement of forging stations.
        2. Use a clamp to transport workpieces, and the opening and closing time of each clamp can be adjusted separately.
        3. Use a round socket cutter with a neat cut edge.
        4. The transmission of the main action mechanisms (cutting, die pushing, feeding, etc.) adopts a connecting rod form.
        5. Meet the requirements of large plate round feeding.
        6. Equipped with a wire rolling mechanism, it realizes automated production of bolts and screws from cutting, forging to wire rolling in one line.
        7. The concave die of the third station is suitable for edge cutting or forging processes, and easy to change and adjust.
        8. Each workstation has a punch ejection mechanism that can be adjusted separately.
        9. The clutch and brake with pneumatic control enable the main motor to start under no load, with flexible movement and convenient debugging of the machine tool. When stopping, the main slider automatically stops at the rear dead center.
        久久久久久午夜成人影院| 午夜福利视频日韩精品| 午夜激情内射视频在线| 在线一区二区三区亚洲| 激情综合一区二区在线| 久久久久国产精品嫩草影院| 最新国自产拍av| 国产男女猛视频就有水| 自拍偷拍一区二区免费| 亚洲无人区午夜福利码高清完整版| 亚洲免费视频一区二区三区| 国产一级黄色av影片| 日韩精品一区二区三中文字幕| 少妇人妻无码专区视频| 一区二区三区毛片国产| 国产精品久久久一区二区三区| 中文在线а天堂中文在线新版| 免费黄色现代伊人久久| 一区二区高清视频在线观看免费| 亚洲国产精品美女精品| 蜜臀av一区二区在线免费观看| 18欧美亚洲精品三区| 免费人成激情视频在线观看| 国产精品入口麻豆在线观看| 福利一区福利二区亚洲| 国产真实内射在线观看| 国产乱子一区二区三区| 可以免费看的日韩黄片| 成人激情自拍视频在线观看| 无码一区二区三区视频| 无码国产69精品久久久久网站| 精品无人区一区二区三区| 色天天综合色天天久久191| 国产又大又长又粗又爽的视频| 中文字幕乱码亚洲2019| 国产午夜激情视频自拍| 亚洲精品精品熟妇熟妇| 国内精品久久人妻白浆| 超薄丝袜足j好爽在线| 激情片段一区二区三区| 美丽人妻中文中出在线|