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What is the load-bearing capacity of the gantry-type surface grinder?
Gantry surface grinder The machine bed is made of high‑hardness cast iron, and the cast bed has undergone effective machining and annealing.
Inside the bed housing of the gantry-type surface grinder—specifically, in the spindle and rear sections—are installed either a roller‑type dresser for multi‑wire grinders or a dresser for trapezoidal‑thread grinding. During roller dressing, the dressing wheel is driven by an electric motor to rotate, while the trapezoidal‑thread dressing is primarily actuated by a hydraulic cylinder, with diamond‑tipped dressers oscillating to effect the dressing process.
Gantry surface grinder The spindle of the headstock is supported by a pair of imported high-precision angular-contact bearings and a precision deep-groove ball bearing. A backlash-compensating gear is mounted at the rear end of the spindle to eliminate reverse backlash during bidirectional grinding. On the gantry surface grinder, the headstock spindle is driven by a servo motor via a toothed belt, with stepless speed regulation. A cam on the grinding mechanism causes the slide to move horizontally, which in turn drives the front end of the support frame to move vertically, thereby actuating the pendulum’s oscillation.
The load on a gantry surface grinder is primarily determined by the motor; however, one critical factor that should not be overlooked is the lead screw. If the lead screw’s quality fails to meet specifications or if it is too slender, and if the grinder’s power is excessive, its speed is too high, or the cutting tool is oversized, the lead screw may deform or even fracture. Therefore, in such cases, it is essential to evaluate the lead screw’s load‑carrying capacity. The primary function of the chip‑removal system is to evacuate chips from the machining zone outside the grinder. On surface grinders, grinding swarf often becomes mixed with the cutting fluid. The chip‑removal device separates the chips from the fluid, while the grinder conveys the chips into a chip collection unit, from which the cutting fluid is returned to the coolant tank.
For rough machining of a blank, the key issue should be Gantry surface grinder The machine tool’s capability is determined by its feed rate per pass. Since its roughing operations are, by definition, rough and not highly precise but extremely efficient, the machine must be robust and equipped with a wide array of fixtures.
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Nantong Yongchang CNC Machinery: A specialized manufacturer of CNC machine tools.
Nantong Yongchang CNC Machinery Technology Co., Ltd.
Contact: Mr. Wang
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Address: No. 9, Daming Lake Road, Suxitong Park, Nantong City, Jiangsu Province
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