The proposed utility model relates to devices for determining the efficiency of process lubricants during plastic deformation of the metal, in particular for forging.; An apparatus for the study of lubricants containing sedimentary insert formed with engravings in the form of spherical segments with heights less than the ball radius, open die for extrusion, the upper part of which is formed as a flat punch with a diameter less than the diameter of the container matrix, the matrix, wherein the container part matrix is formed as a surface of revolution about the central axis of the generatrix Y, the coordinates of points which are determined by the equation:; X = 4,72652 · 10 -9 Y 6 -1.10275 × 10 -6 Y 5 + 9.37593 · 10 -5 · Y 4 -0,003332033 · Y 3 + 0,038632572 · Y 2 -0.33632692 · Y + 36; wherein Y ranges from 0 to 68 mm. in a coordinate system X0Y, wherein the X axis coincides with the die surface to extrude connectors, Y-axis and directed downward.
展开▼
机译：所提出的本实用新型涉及一种用于在金属的塑性变形期间，特别是对于锻造期间确定过程润滑剂的效率的装置。一种用于研究润滑剂的设备，该设备包含高度为球形的雕刻品，其球形部分的雕刻高度小于球形半径;敞口模头用于挤压，其上部形成为直径小于直径的平冲头其中，容器部分矩阵形成为绕母线Y的中心轴旋转的表面，点的坐标由等式确定; X = 4,72652·10 -9 Y 6 -1.10275×10 -6 Y 5 + 9.37593· 10 -5 ·Y 4 -0,003332033·Y 3 + 0,038632572·Y 2 -0.33632692 ·Y + 36;其中Y为0至68mm。在坐标系X0Y中，其中X轴与模具表面重合以挤压连接器，Y轴指向下方。
展开▼
