Changing device of extrusion container assembly
Patent Information
- Authority / Receiving Office
- CN Β· China
- Current Assignee / Owner
- TAIYUAN HEAVY IND
- Publication Date
- 2013-12-18
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Abstract
Description
technical field
[0001] The invention relates to extruder equipment, in particular to an extruding cylinder component replacement device. Background technique
[0002] The extrusion barrel assembly is the container for the billet during the extrusion process. It is the most expensive part of the extrusion barrel device. It is usually composed of two or more layers of bushes assembled together with interference heat fit. The working environment of the extrusion barrel assembly is very harsh, and it has been subjected to high friction, high temperature, and large alternating loads for a long time, resulting in premature failure of the extrusion barrel, such as expansion deformation and cracking of the jacket, expansion deformation, and cracking of the inner lining. The axial movement of the lining, the plastic deformation of the contact surface between the end surface of the lining and the extrusion die, etc., therefore, it is inevitable to replace the extrusion cylinder assemb...