摘要：【中文】本发明公开了一种深孔加工方法，首先通过钻头对待加工零件待钻孔位置的中心进行钻孔，在待加工零件待钻孔位置的中心形成初始内孔；然后采用扩孔装置沿待加工零件的初始内孔进行扩孔至预定尺寸；所述扩孔装置包括刀杆、与所述刀杆前端侧壁垂直固定的刀体，以及设置在所述刀杆侧壁刀体固定位置前方的支撑轴承；所述支撑轴承的外径与待加工零件的初始内孔直径相匹配；所述扩孔步骤中所述扩孔装置的支撑轴承的外圈支撑在待加工零件初始内孔的内壁上；旋转待加工零件，并控制扩孔装置向前进刀，使所述的刀体对待加工零件的内壁进行切削扩孔，在扩孔装置向前进刀过程中，所述支撑轴承的外圈始终支撑在待加工零件初始内孔的内壁上。 【EN】The invention discloses a deep hole processing method, which comprises the steps of firstly, drilling a hole in the center of a position to be drilled of a part to be processed through a drill bit, and forming an initial inner hole in the center of the position to be drilled of the part to be processed; then, a reaming device is adopted to ream along the initial inner hole of the part to be machined to a preset size; the reaming device comprises a cutter bar, a cutter body vertically fixed with the side wall of the front end of the cutter bar, and a support bearing arranged in front of the cutter body fixing position on the side wall of the cutter bar; the outer diameter of the support bearing is matched with the initial inner hole diameter of the part to be processed; in the reaming step, the outer ring of a support bearing of the reaming device is supported on the inner wall of an initial inner hole of a part to be machined; and rotating the part to be machined, controlling the reaming device to feed forwards to enable the cutter body to cut and ream the inner wall of the part to be machined, and always supporting the outer ring of the support bearing on the inner wall of the initial inner hole of the part to be machined in the forward feeding process of the reaming device.

摘要：【中文】本发明公开了一种自适应组合扳手，包括前端加工有大尺寸扳手孔的扳手本体、逐层插接且轴向限位在所述扳手本体大尺寸扳手孔内的多个扳手套，以及分别设置在每个扳手套后端的复位弹簧；所述的各个扳手套内腔加工为不同尺寸的扳手孔，每个扳手套的外形与外侧扳手套的内形相匹配，最外侧扳手套的外形与扳手本体大尺寸扳手孔的内形相匹配；组合扳手的前端推入待装配螺栓或螺钉的后端，小于待装配螺栓或螺钉后端尺寸的扳手套向后压缩与其对应的复位弹簧，使相匹配尺寸的扳手套套在待装配螺栓或螺钉后端，转动组合扳手即可完成装配。本发明的组合扳手能够自动适应不同尺寸螺栓或螺钉的装配。 【EN】The invention discloses a self-adaptive combined wrench, which comprises a wrench body, a plurality of wrench sleeves and a reset spring, wherein the front end of the wrench body is provided with a large-size wrench hole, the wrench sleeves are inserted layer by layer and axially limited in the large-size wrench hole of the wrench body, and the reset spring is arranged at the rear end of each wrench sleeve; the inner cavity of each wrench sleeve is processed into wrench holes with different sizes, the appearance of each wrench sleeve is matched with the inner shape of the outer wrench sleeve, and the appearance of the outermost wrench sleeve is matched with the inner shape of the large-size wrench hole of the wrench body; the front end of the combined wrench is pushed into the rear end of the bolt or the screw to be assembled, the wrench sleeve with the size smaller than the rear end of the bolt or the screw to be assembled compresses the reset spring corresponding to the wrench sleeve backwards, the wrench sleeve with the matched size is sleeved at the rear end of the bolt or the screw to be assembled, and the combined wrench is rotated to complete assembly. The combined wrench can automatically adapt to the assembly of bolts or screws with different sizes.

摘要：【中文】本发明公开了一种自适应组合刀套，包括前端加工有大尺寸内孔的刀套本体、逐层插接且轴向限位在所述刀套本体大尺寸内孔的多个活动套，以及分别设置在每个活动套后端的复位弹簧；所述的各个活动套为不同内径的环形套，每个活动套的外径与外侧活动套的内径相匹配，最外侧活动套的外径与刀套本体大尺寸内孔的内径相匹配；各个活动套的侧壁均径向开有螺钉通过孔，所述刀套本体的前端侧壁径向开有螺钉连接孔；当所有活动套向前轴向限位状态时，所述的各个活动套侧壁的螺钉通过孔均与所述刀套本体前端侧壁的螺钉连接孔对正。本发明的组合刀套能够自动匹配不同直径刀杆的装配。 【EN】The invention discloses a self-adaptive combined knife pouch, which comprises a knife pouch body, a plurality of movable pouches and a return spring, wherein the front end of the knife pouch body is provided with a large-size inner hole, the movable pouches are spliced layer by layer and axially limited in the large-size inner hole of the knife pouch body, and the return spring is respectively arranged at the rear end of each movable pouch; each movable sleeve is an annular sleeve with different inner diameters, the outer diameter of each movable sleeve is matched with the inner diameter of the outer movable sleeve, and the outer diameter of the outermost movable sleeve is matched with the inner diameter of the large-size inner hole of the cutter sleeve body; the side wall of each movable sleeve is radially provided with a screw through hole, and the side wall of the front end of the knife sleeve body is radially provided with a screw connecting hole; when all the movable sleeves are in a forward axial limiting state, the screw through holes in the side wall of each movable sleeve are aligned with the screw connecting holes in the side wall of the front end of the cutter sleeve body. The combined knife pouch can be automatically matched with the assembly of knife bars with different diameters.