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controlling a gyratory crusher

US5580003A - Method for controlling a gyratory crusher ...

A gyratory crusher has two crushing shells (4, 5) defining between them a crushing gap (6). In operation, the crushing gap is adjusted as a function of the determined crushing-shell wear calculated on the basis of reference data on the established rate of wear of the crushing shells (4, 5) in previous crushing operations involving the same or a similar raw material.

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Hydraulic control system for gyratory crusher provided ...

A hydraulic control system for a gyratory crusher has a hydraulically supported main shaft. An inlet line to the cylinder is provided with a pressure relief valve. When the pressure in the cylinder, e.g. because of a disturbance, exceeds the opening pressure of the relief valve, fluid flows from the cylinder through the pressure relief valve to ...

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Hydraulic circuit and method for controlling a gyratory ...

2021-9-4  Hydraulic circuit and method for controlling a gyratory cone crusher: Cone Crusher Patent Number: 8,496,195: Cone Crusher Patent Abstract The present disclosure relates to a method for operating a gyratory cone crusher as well as a hydraulic circuit suitable for carrying out the method. A crusher comprises an inner crusher shell and an outer ...

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Gyratory Crushers - Mineral Processing Metallurgy

2016-2-17  Gyratory Crushers. The primary rock breaker most commonly used in large plants is the gyratory crusher, of which a typical section is shown in Fig. 5. It consists essentially of a gyrating crushing head (521) working inside a crushing bowl (522)

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Factors Controlling the Capacity of Rock Crushers

2016-3-1  In a gyratory crusher, w is the circumference of a circle concentric with the conical jaw and midway between the liner and the breaking head when nearest

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Optimizing Crusher Control E MJ

2020-4-8  The ASRi is then switched back to “automatic” and the crusher returns to normal operating conditions, with minimal disruption to production. The company cites an installation at the Teberebie gold mine in Ghana, which used a size 54-74 primary gyratory crusher

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SafeSet Application: Gyratory Crusher

2014-2-18  Gyratory Crusher Control the torque to get the most out of your equipment. Torque limiting couplings from Voith limit the torque peaks and associated downtime. Gyratory crushers can come to a standstill when uncrushable objects become stuck in the crushing chamber. The inertia of the driveline and motor continue the momentum. The overload

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What’s New on the Crusher Circuit E MJ

2020-4-8  The first of the three primary gyratory crushers, a CG820, was delivered to a unidentified mining company in Europe in August 2009. Another CG820 has been ordered by Tata Steel Ltd., based in Jamshedpur, India. The machine will replace the existing primary crusher which feeds ore to steel plant with throughput of 6.8 million mt/y.

Read More
Jaw Crusher Liner Plate Design Profile Shapes

2015-7-22  Jaw Crusher Liner Plate Design Profile Shapes. Straight Jaw Plates: A shows a diagram of a standard type of Blake crusher with regular or straight jaw plates. This type of plate has been the standard from the time of its inception, emulating, in this respect, the straight concaves in the gyratory

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METHOD FOR CONTROLLING A GYRATORY CRUSHER -

1993-8-5  1. A method for controlling a gyratory crusher hav ing a crushing head (3) with a first crushing shell (4), and a second crushing shell (5) defining, together with the first crushing shell (4) , a crushing gap (6) whose width is adjustable by changing the relative position of the first and the second crushing shell (4, 5) in the axial direction by means of a hydraulic adjusting device (15 ...

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Factors Controlling the Capacity of Rock Crushers

2016-3-1  In a gyratory crusher, w is the circumference of a circle concentric with the conical jaw and midway between the liner and the breaking head when nearest together. The dimension PI, or the,height through which the rock drops as the jaws open, is.

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SafeSet Application: Gyratory Crusher

2014-2-18  Gyratory Crusher Control the torque to get the most out of your equipment. Torque limiting couplings from Voith limit the torque peaks and associated downtime. Gyratory crushers can come to a standstill when uncrushable objects become stuck in the crushing chamber. The inertia of the driveline and motor continue the momentum. The overload

Read More
Crusher and control method for a crusher - Metso

Crusher and control method for a crusher. United States Patent 8899502. Abstract: A method for controlling the crusher, which crusher includes at least a frame, a crushing means with a cycle, as well as an actuator for moving the crushing means. In the method, at least first data is determined, which is at least one of the following: the power ...

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Cone Crusher Vertical Crusher Patent,

Cone crusher with adjustable stroke Cedarapids, Inc. 07011993 Gyratory crushers or cone crushers are those which support a coneshaped crushing head capable of undergoing a gyrating motion centered generally about a vertical central axis through the crusher The gyrating motion of the crushing head performs a crushing action on material which enters a space between the head and an inner surface ...

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Construction, Working and Maintenance of Crushers for ...

2018-12-26  5 Construction, Working and Maintenance of Crushers for Crushing Bulk Materials practicalmaintenance.net In a non-reversible hammer mill with screen bars, shown in above figure, material is broken first by impact between hammers and breaker plates and then by

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Method of controlling the operation of a cone crusher ...

7. A method according to claim 1, wherein the cone crusher includes an eccentric sleeve providing the crushing head with a gyratory movement, the step of controlling at least one crusher operating parameter comprising controlling a width of a discharge opening formed between the inner crushing shell and the outer crushing shell. 8.

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Crushers - an overview ScienceDirect Topics

The gyratory crusher has capacities starting from 1200 to above 5000 t/h. To have a feed opening corresponding to that of a jaw crusher, the primary gyratory crusher must be much taller and heavier. Therefore, primary gyratories require quite a massive foundation. The cone crusher is a modified gyratory crusher.

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Jaw Crusher Working Principle

2021-5-6  A Gyratory crusher can be fed from two sides and is able to handle ore that tends to slab. Its design allows a higher-speed motor with a higher reduction ratio between the motor and the crushing surface. This means a dollar saving in energy costs. A Jaw crusher

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What’s New on the Crusher Circuit E MJ

2020-4-8  The first of the three primary gyratory crushers, a CG820, was delivered to a unidentified mining company in Europe in August 2009. Another CG820 has been ordered by Tata Steel Ltd., based in Jamshedpur, India. The machine will replace the existing primary crusher which feeds ore to steel plant with throughput of 6.8 million mt/y.

Read More
METHOD FOR CONTROLLING A GYRATORY CRUSHER -

1993-8-5  1. A method for controlling a gyratory crusher hav ing a crushing head (3) with a first crushing shell (4), and a second crushing shell (5) defining, together with the first crushing shell (4) , a crushing gap (6) whose width is adjustable by changing the relative position of the first and the second crushing shell (4, 5) in the axial direction by means of a hydraulic adjusting device (15 ...

Read More
SafeSet Application: Gyratory Crusher

2014-2-18  Gyratory Crusher Control the torque to get the most out of your equipment. Torque limiting couplings from Voith limit the torque peaks and associated downtime. Gyratory crushers can come to a standstill when uncrushable objects become stuck in the crushing chamber. The inertia of the driveline and motor continue the momentum. The overload

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DETECTION OF BRIDGING IN GYRATORY OR CONE

1. 1-17. (canceled) 18. A method for detecting bridging in a crusher, the crusher comprising: a body; an outer wear part fixed to the body; a support cone rotatable inside the body via a main shaft); an inner wear part on a cone surface of the support cone; and a support of the support cone, the support comprising: a group of arms inside the body and extending inwards from the body; a main ...

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Gyratory Crusher Operation Crusher Mills, Cone Crusher ...

Gyratory Crusher equipment in Indonesia,high efficiency cone . Cone crusher can be thought as the “Upgrades Version” of gyratory crushing machines. They are similar in operation, with less steepness in the crushing chamber and . Chapter 5. Gyratory and Cone Crusher – #2fishygirl on Scribd .

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Construction, Working and Maintenance of Crushers for ...

2018-12-26  5 Construction, Working and Maintenance of Crushers for Crushing Bulk Materials practicalmaintenance.net In a non-reversible hammer mill with screen bars, shown in above figure, material is broken first by impact between hammers and breaker plates and then by

Read More
Gyratory cone crusher - US Patent Search

2021-9-4  Cone Crusher Patent Abstract A gyratory cone crusher 10 includes a support frame 12 having a vertical axis X and a receiving formation 14 mounted rigidly in the frame 12, a central vertical axis of the receiving formation 14 being in line with vertical axis X.

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Gyratory cone crusher with skewed non-co-planar

2021-9-4  The gyratory cone crusher of claim 2 wherein the elliptical path creates a force upon a rock disposed on the substantially cone shaped member, such that the force has a variable vertical component so that the force applied by the conehead to a rock thereon is directed first in an upwardly direction when beginning an approach to the closed side ...

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Jaw Crusher Working Principle

2021-5-6  A Gyratory crusher can be fed from two sides and is able to handle ore that tends to slab. Its design allows a higher-speed motor with a higher reduction ratio between the motor and the crushing surface. This means a dollar saving in energy costs. A Jaw crusher

Read More
What’s New on the Crusher Circuit E MJ

2020-4-8  The first of the three primary gyratory crushers, a CG820, was delivered to a unidentified mining company in Europe in August 2009. Another CG820 has been ordered by Tata Steel Ltd., based in Jamshedpur, India. The machine will replace the existing primary crusher which feeds ore to steel plant with throughput of 6.8 million mt/y.

Read More
Jaw Crusher Liner Plate Design Profile Shapes

2015-7-22  Jaw Crusher Liner Plate Design Profile Shapes. Straight Jaw Plates: A shows a diagram of a standard type of Blake crusher with regular or straight jaw plates. This type of plate has been the standard from the time of its inception, emulating, in this respect, the straight concaves in the gyratory

Read More