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The invention discloses a buffer warning type cutter head for a small disc ditcher. The buffer warning type cutter head comprises a disc and cutter bits, wherein a plurality of containing grooves used for installing the cutter bits are evenly arranged in the side wall of the disc; the groove wall of each containing groove is elastically connected to a movable plate through a strong spring; the movable plates are connected to the containing grooves in a sliding mode; limiting grooves are symmetrically arranged in the groove wall of each containing groove; ejector blocks are elastically connected to the groove walls of the opposite sides of the limiting grooves through limiting springs; the end, away from the corresponding limiting spring, of each ejector block is of a hemispherical structure; and a plurality of U-shaped grooves matched with the ejector blocks are arranged in the side wall of each cutter bit. By arranging the U-shaped grooves, the limiting grooves, the ejector blocks and the limiting springs, compared with a traditional welding mode, the installation and replacement operation between the cutter bits and the disc is simple and rapid, and meanwhile, the disc cannot be damaged.
本发明公开了一种小型圆盘开沟机用缓冲警示型刀盘,包括圆盘和刀头,所述圆盘的侧壁均匀开设有多个用于安装刀头的放置槽,每个所述放置槽的槽壁上均通过强力弹簧弹性连接有活动板,且活动板与放置槽滑动连接,每个所述放置槽的槽壁上均对称开设有限位槽,多个所述限位槽相对的一侧槽壁上均通过限位弹簧弹性连接有顶块,每个顶块远离对应限位弹簧的一端均为半球形结构,每个所述刀头的侧壁均开设有多个与顶块配合的U形槽。本发明中,通过设置U形槽、限位槽、顶块和限位弹簧,相较于传统的焊接方式,本发明中刀头与圆盘之间的安装与更换操作简单、快捷,同时还不会对圆盘造成损伤。
The invention discloses a buffer warning type cutter head for a small disc ditcher. The buffer warning type cutter head comprises a disc and cutter bits, wherein a plurality of containing grooves used for installing the cutter bits are evenly arranged in the side wall of the disc; the groove wall of each containing groove is elastically connected to a movable plate through a strong spring; the movable plates are connected to the containing grooves in a sliding mode; limiting grooves are symmetrically arranged in the groove wall of each containing groove; ejector blocks are elastically connected to the groove walls of the opposite sides of the limiting grooves through limiting springs; the end, away from the corresponding limiting spring, of each ejector block is of a hemispherical structure; and a plurality of U-shaped grooves matched with the ejector blocks are arranged in the side wall of each cutter bit. By arranging the U-shaped grooves, the limiting grooves, the ejector blocks and the limiting springs, compared with a traditional welding mode, the installation and replacement operation between the cutter bits and the disc is simple and rapid, and meanwhile, the disc cannot be damaged.
本发明公开了一种小型圆盘开沟机用缓冲警示型刀盘,包括圆盘和刀头,所述圆盘的侧壁均匀开设有多个用于安装刀头的放置槽,每个所述放置槽的槽壁上均通过强力弹簧弹性连接有活动板,且活动板与放置槽滑动连接,每个所述放置槽的槽壁上均对称开设有限位槽,多个所述限位槽相对的一侧槽壁上均通过限位弹簧弹性连接有顶块,每个顶块远离对应限位弹簧的一端均为半球形结构,每个所述刀头的侧壁均开设有多个与顶块配合的U形槽。本发明中,通过设置U形槽、限位槽、顶块和限位弹簧,相较于传统的焊接方式,本发明中刀头与圆盘之间的安装与更换操作简单、快捷,同时还不会对圆盘造成损伤。