Sharpening unit for leather splitting machines
AssigneeCamoga S.p.A.
InventorCarlo Maspero
Life of this patent
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Abstract
The sharpening unit comprises two diamond grinding wheels 6,7 mounted on respective shafts 8, 9 rotatably supported by a carriage 14 movable away from and towards the cutting blade 4 of a leather splitting machine to bring the grinding wheels in contact with the blade bevel. Said shafts are housed in eccentric bushes 30, 31 rotatably engaged in said carriage and operable in angular rotation, which bushes can be fixed according to predetermined positions to give a desired mutual positioning to said diamond grinding wheels.
Claims8
A sharpening unit for leather splitting machines comprising a carriage, a pair of diamond grinding wheels disposed symmetrically relative to a bevel of a cutting blade and mounted on respective shafts carried by the carriage, said carriage horizontally movable close to and apart from said cutting blade, a control adjustment shaft provided at one end with a first idler element, said first idler element operatively connected to a second idler element fixedly fitted on an adjusting screw, one end of which is screwed in a threaded hole bored in the movable carriage, whereas the opposite end, thrusted by spring means, abuts against a fixed locator element of the splitting machine, said control adjustment shaft providing simultaneous adjusting of said diamond grinding wheels to a working position close to the cutting blade.
A sharpening unit for leather splitting machines comprising a carriage, a pair of diamond grinding wheels disposed symmetrically relative to a bevel of a cutting blade and mounted on respective shafts carried by the carriage, said carriage horizontally movable close to and apart from said cutting blade, a control-adjustment shaft provided at one end with a first idler element, said first idler element operatively connected to a second idler element fixedly fitted on an adjusting screw, one end of which is screwed in a threaded hole bored in the movable carriage, whereas the opposite end, thrusted by spring means, abuts against a fixed locator element of the splitting machine, said control adjustment shaft providing simultaneous adjusting of said diamond grinding wheels to a working position close to the cutting blade, wherein said shafts carrying the grinding wheels are housed in eccentric bushes rotatably supported within respective housings formed in the movable carriage and integrally provided with control levers designed to cause the grinding wheels to rapidly move apart from and close to their working position, through the rotation of said bushes.
Dependencies are inferred from the claim text.