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CN-224209170-U - Combined cutter for machining thrust surface of engine cylinder body

CN224209170UCN 224209170 UCN224209170 UCN 224209170UCN-224209170-U

Abstract

The utility model discloses a combined cutter for processing a thrust surface of an engine cylinder body, and relates to the technical field of processing of thrust surfaces of engine cylinders. According to the utility model, through the arrangement of the lifting adjusting mechanism, the effect of lifting adjustment of the height of the cutter according to the heights of different engine cylinders can be achieved, in the use process, the cutter body is driven to be lifted to a proper height by starting the first motor, in the lifting process of the cutter body, the cutter body can be lifted more stably and smoothly by sliding the sliding block on the outer wall of the sliding rail, the situation that the height of the engine cylinder is higher or shorter because the height of the combined cutter cannot be adjusted according to the height of the engine can be avoided, and the cutter cannot normally mill the thrust surface is caused, so that the flexibility and the application range of the combined cutter are ensured.

Inventors

  • ZHU XINGLONG
  • YIN YONG
  • ZHANG XUEDONG
  • Chen Zhengkou
  • ZHAO JUN

Assignees

  • 扬州晶玖汽车配件有限公司

Dates

Publication Date
20260508
Application Date
20250224

Claims (8)

  1. 1. The combined cutter for machining the thrust surface of the engine cylinder body comprises a fixed plate (1) and is characterized in that one side of the fixed plate (1) is provided with a lifting adjusting mechanism (2), the lifting adjusting mechanism (2) comprises a supporting frame (201), one side of the fixed plate (1) is fixedly connected with the supporting frame (201), two sides of the supporting frame (201) are fixedly connected with a first motor bracket (202), the inner side of the first motor bracket (202) is fixedly connected with a first motor (203), an output shaft of the first motor (203) is fixedly connected with a first motor shaft (204) through a coupler, the outer wall of the first motor shaft (204) is in penetrating connection with the top of the supporting frame (201), the bottom end of the first motor shaft (204) is fixedly connected with a ball screw (205), the outer wall of the ball screw (205) is movably connected with a ball nut (206), the outer wall of the ball nut (206) is fixedly connected with a connecting rod (207), and one side of the connecting rod (207) is fixedly connected with a box body (211).
  2. 2. The combined cutter for machining the thrust surface of the engine cylinder body according to claim 1, wherein the top of the fixed plate (1) is fixedly connected with a sliding rail (208), and the outer wall of the sliding rail (208) is slidably connected with a sliding block (209).
  3. 3. The combined cutter for machining the thrust surface of the engine cylinder body according to claim 2, wherein one side of the sliding block (209) is fixedly connected with one side of the box body (211), and the top end of the sliding rail (208) is fixedly connected with a baffle plate (210).
  4. 4. The combined cutter for machining the thrust surface of the engine block according to claim 1, wherein the first motor support (202) is C-shaped, and the number of the first motor supports (202) is two.
  5. 5. The combined cutter for machining the thrust surface of the engine cylinder body according to claim 1, wherein bolts (4) are connected to the inner wall of the fixed plate (1) in a threaded mode, and the number of the bolts (4) is four.
  6. 6. The combined cutter for machining the thrust surface of the engine cylinder body, as set forth in claim 1, characterized in that a rotary machining mechanism (3) is arranged inside the box body (211), the rotary machining mechanism (3) comprises a second motor bracket (301), and the second motor bracket (301) is fixedly connected inside the box body (211).
  7. 7. The combined cutter for machining the thrust surface of the engine cylinder body according to claim 6, wherein the second motor (302) is fixedly connected to the inner side of the second motor bracket (301), and an output shaft of the second motor (302) is fixedly connected with a second motor shaft (303) through a coupling.
  8. 8. The engine block thrust face machining combination tool of claim 7, wherein the outer wall of the second motor shaft (303) is connected with the inside of the box body (211) in a penetrating manner, and the outer wall of the second motor shaft (303) is fixedly connected with a tool body (304).

Description

Combined cutter for machining thrust surface of engine cylinder body Technical Field The utility model relates to the technical field of engine cylinder block thrust surface machining, in particular to a combined cutter for machining an engine cylinder block thrust surface. Background When the engine runs, the crankshaft has axial movement, and the thrust surface of the cylinder body is used for installing the thrust plate to adjust the axial clearance of the crankshaft. If the axial clearance is too large, abnormal sound can be caused, and if the axial clearance is too small, the rotation resistance of the crankshaft is large, and even serious problems such as cylinder pulling, ablation or shaft locking occur. In addition, the thrust surface at the camshaft hole is used for installing a camshaft thrust plate, and has an axial supporting function on a camshaft, the thrust surface machining quality directly relates to the thrust plate installation quality, the engine performance is indirectly influenced, when an in-line four-cylinder engine cylinder body is machined, the side surfaces of two side rib plates of each engine cylinder chamber are required to be subjected to surface milling, the machined surfaces are called as thrust surfaces of corresponding engine cylinders, and in the process of machining the thrust surfaces of the engine cylinder body, an engine cylinder body thrust surface machining combined cutter is required. Most of the combined cutters used at present can not be used for lifting and adjusting the height of the cutters, in the using process, the heights of thrust faces of engine cylinders of different types are different, if the heights of the combined cutters can not be adjusted according to the heights of the engines, the heights of the engine cylinders are higher or shorter, the situation that the cutters can not normally mill the thrust faces occurs, the combined cutters are poor in flexibility and narrow in application range, the thrust faces are inconvenient to mill, in the using process, a traditional machining mode usually adopts a milling machine to machine each face one by one, the efficiency is low, accurate positioning is needed for each face replacement machining, more time is consumed, and the working efficiency of the combined cutters is poor. Disclosure of utility model The utility model aims to provide a combined cutter for machining a thrust surface of an engine cylinder body, which aims to solve the problems in the prior art. In order to achieve the above purpose, the utility model provides the technical scheme that the combined cutter for machining the thrust surface of the engine cylinder body comprises a fixing plate, wherein one side of the fixing plate is provided with a lifting adjusting mechanism, the lifting adjusting mechanism comprises a supporting frame, one side of the fixing plate is fixedly connected with the supporting frame, two sides of the supporting frame are fixedly connected with first motor brackets, the inner side of each first motor bracket is fixedly connected with a first motor, an output shaft of each first motor is fixedly connected with a first motor shaft through a coupler, the outer wall of each first motor shaft is in penetrating connection with the top of the supporting frame, the bottom end of each first motor shaft is fixedly connected with a ball screw, the outer wall of each ball screw is movably connected with a ball nut, the outer wall of each ball nut is fixedly connected with a connecting rod, and one side of each connecting rod is fixedly connected with a box body. As the preferable technical scheme, the top fixedly connected with slide rail of fixed plate, the outer wall sliding connection of slide rail has the slider. As the preferable technical scheme, one side of the sliding block is fixedly connected with one side of the box body, and the top end of the sliding rail is fixedly connected with a baffle plate. As a preferable technical scheme, the first motor support is C-shaped, and the number of the first motor supports is two. As the preferable technical scheme, the inner wall of the fixed plate is connected with bolts in a threaded manner, and the number of the bolts is four. As the preferable technical scheme, the inside of box is provided with rotatory processing mechanism, rotatory processing mechanism includes the second motor support, the inside fixedly connected with second motor support of box. As the preferable technical scheme, the inside of the second motor bracket is fixedly connected with a second motor, and an output shaft of the second motor is fixedly connected with a second motor shaft through a coupler. As the preferable technical scheme, the outer wall of the second motor shaft is connected with the inside of the box body in a penetrating way, and the cutter body is fixedly connected with the outer wall of the second motor shaft. Compared with the prior art, the utility model has the beneficial effects th