91精品国产91_国产伦精品免费视频_日韩久久一级片_国产精品美女免费看

Patent Operation Platform

Patent

[CN 202111130499.4] Press with adjustable stroke


[CN 202111130499.4] Title of an adjustable stroke press: Application number of an adjustable stroke press: CN 202111130499.4 Applicant: Haimen Vientiane Hydraulic Equipment Co., Ltd. Application date: 2021-9-26 Patent type: Application of the invention The present invention relates to the technical field of presses, specifically an adjustable stroke press, comprising a processing seat, a support frame is fixedly installed on the top of the processing seat, and a driving frame is fixedly installed on the top of the support frame, A driving roller is rotatably installed in the driving frame, and the outer side of the driving roller is respectively fixedly sleeved with a plurality of symmetrically arranged first driving discs, second driving discs and third driving discs, and two symmetrically arranged first A connecting shaft is fixedly connected between the two driving discs, the diameters of the first driving disc, the second driving disc and the third driving disc are sequentially reduced, and an adjusting assembly is rotatably installed on the outer side of the connecting shaft; the invention realizes the processing requirements for stamping different thicknesses of different processed parts, and a power mechanism realizes several different stamping strokes, which greatly saves processing costs and improves production efficiency.

主站蜘蛛池模板: 日本免费高清一区| 好吊色欧美一区二区三区视频| 精品国产成人av在线免| 精品久久久久久综合日本| 国产精品成人播放| 欧美精品一本久久男人的天堂| 日韩视频在线免费播放| 久久久久久艹| 久久精品国产亚洲精品| 欧美日韩国产精品一区二区| 91精品在线观看视频| 99热在线国产| 日本视频一区二区在线观看| 日韩中文字幕免费视频| 久久男人的天堂| 国产精品精品视频| 国产激情综合五月久久| 久久久精品视频在线观看| 亚洲 国产 日韩 综合一区| 97碰在线观看| 国产精品激情av电影在线观看| 一区二区在线观看网站| 国产精品久久视频| 日韩中文字幕免费视频| 国产精品观看在线亚洲人成网| 欧美精品久久久久a| 国产精品aaaa| 久久国产精品视频在线观看| 中文字幕久久一区| 精品亚洲第一| 精品欧美日韩| 国产精品自拍小视频| 日韩最新av在线| 婷婷四房综合激情五月| 亚洲欧洲国产日韩精品| 国产精品久久波多野结衣| 日本一区二区三区视频在线观看| 日韩美女中文字幕| 日韩在线视频观看| 国产精品美女免费视频| 亚洲中文字幕无码一区二区三区|