Working principle of cam indexer
Publish Time:
2020-09-23 13:32
Source:
Cam indexer The cam on the input shaft is connected to the output turret, and then radially embedded on the cam roller outside the circumference of the output turret. The taper of the cam is supported on its corresponding curved slope for linear contact. Frequency divider movement. When the input shaft rotates, the cam roller rotates according to the given displacement curve to drive the output turret, while it rolls along the inclined direction of the support rib. In the area where the support rib and the end face of the cam are balanced, that is, Cam indexer within the static range, the output turret itself will not rotate when the roller is in contact with the shaft.
The tapered support rib usually contacts two or three cam rollers, and the rotation of the input shaft can be evenly transmitted to the output shaft. When the processing is rough or the rotation is unstable, this curved contact will severely damage Cam indexer . Precision machining tolerances are important in cam curve transmission. Adjusting the distance between the shafts can eliminate uneven rotation cycles. The pre-tightening force can also be adjusted to approach the elastic region of the cam roller and cam to enhance the rigidity of the separator. Its structure and function are better characteristics of the combination of indexing cam and cam roller. This structure can also perform high-speed movement.
The indexing cam is cut into the outer edge of the cylinder in the groove, and then fixed to the cam on the input shaft. The tapered ribs of the tapered support rib are located on the circumference, and are in linear contact with the circumference of the cam roller in the cam groove. The cam roller can withstand the bearing. The output turret on the output shaft is driven by the indexing cam to drive the radially inserted roller to operate.
Cam indexer The output angle is determined according to the actual needs. When the output shaft stops each time, the input shaft rotates once. The size of the driving angle determines Cam indexer the stability of the operation.
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