Clutch substrate securing member

The utility model relates to a fixing part at the clutch base plate, adopting an outside sleeve and an inner sleeve of a square sleeve to form a joint bearing. The inner square sleeve can rotate 360 degrees freely around a shaft axis as the axis relative to the outside square sleeve and the inner square sleeve can be rotated a certain degree to match with a square pin, which can avoid the inconvenience to the assembly of removing the square sleeve. The utility model also adopts an outside sleeve and an inner sleeve of a tubular sleeve to form a joint bearing. The shaft axis of the inner sleeve can deflect 6 to 8 degrees relative to the shaft axis of the outside sleeve and the clutch base plate can freely and limberly move on the round pin through the inner sleeve, which can greatly prevent the situation that the base plate is stuck and the fiction disk is damaged. The utility model has the advantages of greatly improving the defect existed in the prior structure, avoiding the component damage caused by proces