gyratory crusher hydraulic pressure

The gyratory crusher shown in Figure 2.6 employs a crushing head, in the form of a truncated cone, mounted on a shaft, the upper end of which is held in a flexible bearing, whilst the lower end is driven eccentrically so as to describe a circle. The crushing action takes place round the whole of the cone and, since the maximum movement is at the bottom, the characteristics of the machine are ...

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A hydraulic accumulator particularly useful in connection with gyratory crushers of the type in which the crusher head and shaft are hydraulically supported so that when the crusher head encounters uncrushable material such as tramp iron the crusher head can move down to pass the tramp iron, causing at least some of the hydraulic fluid supporting the crusher shaft to be ejected to a ...

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Oct 26, 1999 The gyratory crusher of claim 12, wherein the hydraulic relief system includes a hydraulic accumulator in flow communication with the hydraulic cylinder and the hydraulic channel. 14. The gyratory crusher of claim 13, wherein the annular manifold includes a plurality of ports operatively connecting the hydraulic cylinder and the hydraulic ...

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The present invention includes among its objects an improved means for removing the eccentric assembly from a gyratory crusher which is positive and safe in operation. According to the present invention, a plurality of eccentric pushing sector plates are secured to the crusher shaft support piston. Hydraulic pressure is applied to the piston so ...

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Our procedure is to loosen up the spider bolts and lift the spider shell a little bit (around 15 mm). Then, we may release the hydraulic pressure and remove the scrap metal in a faster, easier and safer manner. Unfortunately, for the big crushers specially gyratory crushers “We cannot see the light at …

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Product. Our products cover crusher, grinding mill, screen, feeder, classifier, conveyor belt and others. Core products include GC gyratory crusher, JC jaw crusher, CC hydraulic cone crusher, MC hydraulic cone crusher, HS impact crusher, VS vertical-shaft impact crusher, YKR/ZKR vibrating screen, HPF grizzly feeder, MP/MK mobile crushing & screening plant, and CLTC dry-wet dust …

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Gyratory Crusher (KG Model) Features of the Gyratory KG Crushing Equipment: The KG crusher features a simple discharge set, making it an efficient solution for your business. The discharge setting on this model is simple and can easily be adjusted by the amount of oil in the hydraulic cylinder installed at the bottom of the main shaft.

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Hydraulic Gyratory Crusher 液压旋回破碎机 The production of gyratory crusher has a history of over 100 years. Compared with jaw crusher, its product size is uniform...

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A crusher is a machine designed to reduce large rocks into smaller rocks, gravel, sand or rock dust.. Crushers may be used to reduce the size, or change the form, of waste materials so they can be more easily disposed of or recycled, or to reduce the size of a solid mix of raw materials (as in rock ore), so that pieces of different composition can be differentiated.

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The HGT Gyratory Crusher adopts the automated control system. It is equipped with various types of sensors to monitor the lubrication pressure and temperature, the bearing temperature, the rotation speed and the axis' position, a PLC as well as a touch screen. By these, every production stage can be monitored, displayed and controlled in real time.

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This object is achieved by a method of controlling the hydraulic pressure in a gyratory crusher hydraulic system, the hydraulic system including a pressure relief valve that has a hydraulic fluid...

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ratory crusher, and short-shaft gearless gyratory crusher. The gyratory crusher, whether used as a primary or secondary. is essentially a gravity-type machine. Material flows vertically from top to bottom. It receives a large coarse feed, usually run-of-mine, and its product normally requires additional crushing before produc- ing the final product. The gyratory crusher is a pressure crushing

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Hydraulic control for gyratory crusher Download PDF Info Publication number US2791383A. US2791383A US281576A US28157652A US2791383A US 2791383 A US2791383 A US 2791383A US 281576 A US281576 A US 281576A US 28157652 A US28157652 A US 28157652A US 2791383 A US2791383 A US 2791383A Authority US United States Prior art keywords frame crushing

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