2500 ton press 

We’re a leading manufacturer, supplier & exporter of Press Machine that is specifically designed by our skilled professionals at our technically superior infrastructure. 1. A flywheel and screw press for producing ceramic articles comprising, in combination, a base having an higher floor; a hard and fast head; help means supporting said mounted head in mounted place upwardly spaced from stated higher surface of said base; a movable beam situated in the space between said upper floor and said mounted head and being guided on mentioned help means for motion toward and away from stated upper surface; mould means carried by said base and supplied with cavities open upwardly for receiving a charge of ceramic powder materials, punch means carried by stated movable beam and designed to cooperate with stated cavities for forming ceramic articles, a first pair of hydraulic piston means carried by stated base and supplied for imparting an upwardly directed thrust to stated movable beam; a second pair of hydraulic piston means carried by stated fixed head and offered for imparting a downwardly directed thrust to stated movable beam, stated first and second pair of hydraulic piston means cooperating for controlling the downward stroke of stated movable beam for imparting to the powder in the cavities a comfortable pre-compression inflicting a first thickness discount of the powder mass and an considerable expulsion of the air enclosed; a 3rd pair of hydraulic piston means carried by stated mounted head and managed for acting on the movable beam and performing the primary compacting step after the comfortable pre-compression; a fourth pair of elastically compressible hydraulic piston means carried by said base and provided with adjustable rod ends and in a position to interfere with said movable beam when the latter is further lowered throughout stated first compacting step for impressing to said movable beam an upwardly directed thrust helping the elastic return of the compacted powder mass to raise mentioned movable beam immediately after stated first compacting step, allowing the expulsion of the remaining air; a flywheel disposed above stated fastened head, a screw threadedly engaged to stated flywheel and carried by said fastened head; motor means offered for alternatively imparting to said flywheel and screw rotation in one and in the other direction for reducing and elevating said flywheel and screw, and control means for controlling said motor means to function said flywheel and screw within the reducing path in due time for impacting mentioned movable beam and performing a powerful second and supreme compacting step of the powder material immediately after the elastic return of the powder materials; and hydraulic circuit means for timely controlling and energizing all of the pairs of stated hydraulic piston means, said hydraulic circuit means, interconnecting all of the pairs of stated hydraulic piston means.

Is a professional manufacturing of electrical screw press, friction press, scorching forging press manufacturers. The time of this phase is a operate of the regulated stress and of the response of the mass to be pressed and of the characteristics of the hydraulic circuit. For this objective the oil pump 27 is provided with a strain gauge 35 and an actuating drive 37 which is actuated as a function of strain by way of a management 36 and which in the case of an axial piston pump preferably used on this connection causes the piston axes to pivot in direction of the drive axis. As the flywheel needed to purchase a terrific kinetic power within the rotation of 1-quarter turn, a large horsepower motor was crucial and the friction means have been consumed in a brief working time. Our well-known firm is actively engaged in manufacturing and suppling an array of Forging Machinery. The portion thirteen and thirteen’ is such that bind the power of the pistons 5 and 5′ and of the weight of the beam when a previous charge is given from the accumulator 14 with all pressure of the circuit of the pump 18. Forging Equipment Manufacturing Co. It’s understood that in operation the hydraulic fluid in the chambers of pistons 9, 9′ is discharged and the beam 3 is lowered. 3000kn Forging Press,J53-300c Double Disc Friction Screw Press,Brass Valve Forge Machine , Discover Complete Details about 3000kn Forging Press,J53-300c Double Disc Friction Screw Press,Brass Valve Forge Machine,Scorching Forging Press,Metallic Forging Machine,Hydraulic Forging Press from Other Metallic Metallurgy Equipment Provider or Manufacturer-Liaoyang Pharma Machinery Imp. Friction Screw Press for refractory’s fire bricks with floating desk 2 Pillers and four Pillers. FRICTION SCREW PRESSES are used for Hot Forging of Steel, Brass, Aluminium and many other Alloy Steel. On machines using the Vincent precept, the screw nut is positioned within the high cross head of a frame type ram. No. three,359,608, the action of the pistons 2, 2′ and the action of the screw 7′, is achieved by electronic means, with the use of temporizer elements, which can be regulated so as to obtain the shortest doable interval between one and the opposite action, comparing with the characteristics of the material to be pressed. The above-mentioned diameters are good for a urgent machine with a web pressing energy of 400 to 500 tons. Via the hydraulic motor 3 it’s possible to regulate the speed of the flywheel 2″ and, consequently, the urgent power of the screw 7′, for the purpose of compacting.

4, by one axial piston motor 26. The axial piston motor 26 is fed by the oil pump 27 which is driven by the electric motor 28. When the feed path of the pump 27 is reversed there’s additionally a change within the path of rotation of the axial piston motor 26 which in one path of rotation effects the downward movement of the spindle 9 for the working stroke and in the other route of rotation effects the upward movement of the spindle 9 with a view to return to the beginning place. Business Profile : GRD Mechanical Works is without doubt one of the main Producer & Provider of All Kinds of Power Press, Friction Screw Press, Forging Press & Equipment Elements and plenty of more. The time for such courses is determinable, by delaying the strain part of the pistons 2 and 2′ through the valves 55 and 56. The flywheel and screw are movable from an upper place and a lower position, the latter being the place wherein the second compacting step is performed, the space from the upper and the lower position being such that the flywheel and the screw should rotate at about a flip for shifting from one to the opposite place. It is a part of the enterprise transformation of the scene graph, Disadvantage of Friction Disk Screw Press: Long transmission chain and high power loss. With a purpose to cut back the structural expenditure and to increase the operational reliability, each axial piston motor or pair of axial piston motors associated with a pinion has associated with it on the platform a controllable pump which is pushed by a respective electric motor and is reversible with respect to the movement route. button operation to finish the hearth bricks producing;no radial force. Friction Screw Press(handbook Double Disc Forging Press) , Find Complete Details about Friction Screw Press(manual Double Disc Forging Press),Friction Screw Press,Friction Forging Press,Handbook Press from Steel Forging Equipment Supplier or Producer-Zhengzhou Timeway Machine Software Co., Ltd. The step represented by line 31′ is the continuation of the down movement of the beam 3 after the conclusion of the section 31 of the braking, is the pressing until assembly the equilibrium level between the strain utilized and the reaction pressure of the mass then pressed (at stage 37). The forging forces do not act on the machine frame however are sustained by the Ram. A pressostat 18 calibrated at ninety ambiance, energizes a valve 20 which feeds a multiplier 21 taking the required pressure to the oil, with this pressure being predetermined through a pressostat 19.

Thus, in accordance with the invention, there may be offered a flywheel and screw press for producing ceramic articles comprising, together, a base seventy two having an higher surface; a hard and fast head 71; assist means 73, 73 supporting mentioned fastened head seventy one in fixed place upwardly spaced from mentioned higher surface of stated base 72; a movable beam three situated within the space between stated higher floor and said mounted head seventy one and being guided on mentioned support means 73, seventy four for movement toward and away from mentioned higher surface; mould means carried by said base seventy one and supplied with cavities open upwardly for receiving a charge of ceramic powder materials, punch means carried by mentioned movable beam 3 and designed to cooperate with said cavities for forming ceramic articles, a primary pair of hydraulic piston means 9, 9′ carried by mentioned base 72 and supplied for imparting an upwardly directed thrust to stated movable beam 3; a second pair of hydraulic piston means carried by said fixed head and offered for imparting a downwardly directed thrust to stated movable beam three, mentioned first 9, 9′ and second 6, 6′ pair of hydraulic piston means cooperating for controlling the downward stroke of stated movable beam 3 for imparting to the powder in the cavities a gentle pre-compression inflicting a primary thickness reduction of the powder mass and an appreciable expulsion of the air enclosed; a 3rd pair of hydraulic piston means 5, 5′ carried by mentioned mounted head 7 and controlled for acting on the movable beam three and performing the primary compacting step after the delicate pre-compression; a fourth pair of elastically compressible hydraulic piston means thirteen, thirteen’ carried by mentioned base 72 and supplied with adjustable rod ends and able to interfere with said movable beam 3 when the latter is further lowered throughout mentioned first compacting step for impressing to mentioned movable beam 3 an upwardly directed thrust serving to the elastic return of the compacted powder mass to lift mentioned movable beam three immediately after said first compacting step, permitting the expulsion of the remaining air; a flywheel 7″ disposed above stated mounted heat 71, a screw 7′ threadedly engaged to said flywheel 7″ and carried by said fixed head seventy one; motor means 7 provided for alternatively imparting to said flywheel 7″ and screw 7′ rotation in a single and in the different path for lowering and elevating flywheel and screw, and management means for controlling mentioned motor means 7 to operate said flywheel and screw within the decreasing path in due time for impacting said movable beam three and performing a robust second and supreme compacting step of the powder material instantly after the elastical return of the powder material; and hydraulic circuit means for well timed controlling and energizing all the pairs of mentioned hydraulic piston means, said hydraulic circuit interconnecting all the pairs of said hydraulic piston means.

A forced lubricating system will feed the lubricate oil into the closed screw-nut system via special pipeline, and kind an oil screen between every touching components to reduce the elements friction when press works. A plurality of pinions participating in the said toothed rim are each driven by an oil-hydraulic axial piston motor or by a pair of oil-hydraulic axial piston motors and the axial piston motors together with the pinions are disposed on a platform surrounding the higher cross member of the press body. No. 3,359,608, issued to the current inventor, discloses a friction and screw press for the manufacture of ceramic articles. Based on the info show: data disparity, as a result of the double-disc friction press operation will exist when stealing hammer, lacking hammer phenomenon, the output will probably be floater than the CNC electrical screw press, but in line with the provisions of the corporate to suppress the hammer products, Two kinds of stress brick equipment production are comparable. Moreover, it is possible to regulate the motion of the flywheel 7″ and screw 7′ by working a hydraulic motor 7, having a comparatively lowered dimension, installed on the beam eight to move the screw 7 through a detachably coupled system which is hydraulically interconnected to pistons 9, 9′. Line 41 illustrates the return of the screw, which needs to be thrown in an up movement with an influence of less value than that supplied for the elastic return of the structure of the urgent machine. The stress exerted by the screw 7′ on the fabric could also be predetermined in a precise method, with the potential for using restricted torque generators for the stroke of the flywheel, corresponding to hydraulic motors, electrical motors or friction motors with limited torque relatively to the motor used up to this moment. Through the acceleration phases for the downward motion and the upward motion of the spindle 9 the electrical motor 28 operates with roughly constant energy and constant rotational pace which ensures a excessive degree of electrical efficiency of the motor 28. The fixed motor energy is converted and fully utilized by the oil pump 27 working as a torque converter. Said circuit additional comprising management means for controlling the strain of the hydraulic fluid fed to said motor means and a plurality of stress levels, one among stated levels being controllable as braking stress for said flywheel, and a refill pump means for returning leaked hydraulic fluid to mentioned circuit.

Line forty three signifies the extraction of the pressed part by the mould due to the piston commanded by the respective valves 63 and sixty four in synchronism with the beam and the screw in a brand new up motion achieved by recognized command circuits. SD10-315 was the primary set Refractory Electrical Program-controlled Screw Press for Refractory business in China which was our firm developped and produced, even the first set in the world. Shortly earlier than the influence of the upper half of the forging die, secured to the slide 7 upon the forging work-piece lying within the lower half of the forging die, the strains 31 to the axial piston motor 26 are short-circuited, because the magnetically managed 4-way valve forty one is moved from its rest position (as shown in FIG. This Friction Screw Press Down Stroke has been developed from greatest grade metal. This machine can be appropriate for producing naushadar bricks and head refractory. Change 23 energizes the valve 17 to disconnect the pilot of a verify valve 22 and introduces oil at a pressure of 100 atmospheres into the chambers 15 and 15′ of dynamic oil accumulators 14, 14′ which can be hydraulically related to pistons thirteen, 13′ as shown in FIGS. The torlence of controlling vitality of Electrical Screw Press is zero.2%, and the torlence of influence power is only one%. The small portions of oil operating off from the pressure-limiting valves forty two and forty three and the four-method valve 41 throughout the reversing and likewise as leaked oil are fed back once more into the closed circuit by a pump forty five driven by a motor 44. A spring-centered, pressure-managed three-approach valve 46 is offered in an effort to make sure the feed pressure required on the pump 27 and controlled by the strain-limiting valve forty seven. The three-way valve forty six is actuated in such a method that the respective low-strain aspect of the closed circuit is linked to the pressure-limiting valve 47, the feed pressure being maintained by the pump 45. For cleaning and cooling the oil, the oil which has escaped from the circuit, is collected partly 32b of the tank 32, handed on after preliminary cleansing by sedimentation to part 32c of the tank 32, is fed through filters 50 and coolers 51 by a pump 49 pushed by an electrical motor forty eight and is saved in part 32a of the tank 32. Subsequently, as a substitute of ending the first urgent with the value of the urgent, the volume of oil at high strain may be used. The electric screw press is driven by everlasting magnet synchronous servo motor,and include mechanical pats such as framework, flywheel, screw nut, the slider, lubricating mechanism, braking mechanism and electric parts equivalent to servo motor, electrical control cupboard, working button station.

Business Profile : Krishan Merchandise is Serving the Machine instruments Trade and is likely one of the pioneer Producers of ‘KRISHAN’ model Energy presses, C- type energy presses, Pillar type power presses, Friction screw presses and press brakes in Guide & Mechanical. A compact design and a rise in operational reliability are achieved if, every axial piston motor or each pair of axial piston motors which is related to a pinion and the associated reversible pump are disposed in a closed circuit which additionally comprises the control means for feed strain and multiple-stage strain controllable in one stage as braking stress and which is connected to a refill pump. As a way to reduce the funding for manufacturing gear, we will additionally make the modification from previous type friction screw press to new electrical screw press. Capacity of forging hydraulic press we have made is as much as 50000 tons and up to one hundred twenty tons for manipulator and up to eight meters in diameter for ring rolling mill. No. 3,359,608 chambers of the pistons 2, 2′ are fed by an illustrative circuit, which offers a managed oil quantity at high stress, or pressure regulation through a “pressostat” 18 or 19, shown in FIG. Double disk friction screw press中文雙盤摩擦壓力機,點擊查查權威綫上辭典詳細解釋double disk friction screw press的中文翻譯,double disk friction screw press的發音,音標,用法和例句等。 The factor of the primary pressing operation is disposed coaxially opposite to the compacting piston or beam three on base seventy two, if the primary urgent element is a hydraulic piston. The thing of the invention is to scale back the structural cost of these screw presses similtaneously rising operational reliability. A screw press has a flywheel rotationally linked to the press spindle by the use of a friction coupling. Every circuit can have related to it its personal oil tank 32, or the circuits of 1 half of the press or all the circuits can have a common oil tank 32. The platform 25 is formed as a trough 33 with inside side walls 33i, outer facet partitions 33a and the bottom 33b, the trough 33 supporting all the oil hydraulic system and being adequately dimensioned to obtain all the oil current within the oil circuit. The highest international locations of suppliers are India, China, from which the proportion of friction screw press machine provide is 3%, ninety six% respectively. Double-disk friction screw press is a commonly used friction screw press which is widely used for compression moulding of die forging, extrusion, scrap lower, bending, revision and refractory of ferrous and non-ferrous metallic.

1. A flywheel and screw press for producing ceramic articles comprising, in combination, a base having an upper surface; a set head; help means supporting said mounted head in fixed position upwardly spaced from said upper surface of stated base; a movable beam situated within the area between stated upper floor and stated fastened head and being guided on said support means for motion towards and away from said upper surface; mould means carried by mentioned base and provided with cavities open upwardly for receiving a cost of ceramic powder material, punch means carried by stated movable beam and designed to cooperate with stated cavities for forming ceramic articles, a primary pair of hydraulic piston means carried by said base and supplied for imparting an upwardly directed thrust to stated movable beam; a second pair of hydraulic piston means carried by mentioned fastened head and supplied for imparting a downwardly directed thrust to stated movable beam, mentioned first and second pair of hydraulic piston means cooperating for controlling the downward stroke of stated movable beam for imparting to the powder within the cavities a gentle pre-compression inflicting a primary thickness reduction of the powder mass and an appreciable expulsion of the air enclosed; a third pair of hydraulic piston means carried by stated fixed head and managed for appearing on the movable beam and performing the first compacting step after the comfortable pre-compression; a fourth pair of elastically compressible hydraulic piston means carried by said base and provided with adjustable rod ends and in a position to intrude with said movable beam when the latter is additional lowered throughout said first compacting step for impressing to mentioned movable beam an upwardly directed thrust serving to the elastic return of the compacted powder mass to boost mentioned movable beam instantly after mentioned first compacting step, allowing the expulsion of the remaining air; a flywheel disposed above stated fixed head, a screw threadedly engaged to said flywheel and carried by said fixed head; motor means offered for alternatively imparting to mentioned flywheel and screw rotation in one and in the different route for reducing and raising stated flywheel and screw, and control means for controlling mentioned motor means to operate mentioned flywheel and screw in the lowering path in due time for impacting said movable beam and performing a strong second and supreme compacting step of the powder material immediately after the elastic return of the powder material; and hydraulic circuit means for timely controlling and energizing all the pairs of mentioned hydraulic piston means, mentioned hydraulic circuit means, interconnecting all of the pairs of mentioned hydraulic piston means.

So as to supply the oil-hydraulic motors, an oil station is required which includes an electrical motor, oil pump, high-stress accumulator and management devices in addition to devices for filtering and cooling the oil, and which in addition to the press is disposed on the office floor, in a basement or on a scaffold and is connected to the oil-hydraulic motors by means of versatile high-stress ducts which compensate for the actions of the press. All pistons operate at 100 atm, approximately, as working pressure. 9, the step represented by line 30 represents the quick decreasing down stroke path of the beam three because of its own weight and the action of the pistons 5 and 5′ when the discharge of the pistons 9 and 9′ is commanded by the valves 8-12 and 10. The line portion 31 is the braked down movement to meet the mass to be pressed at filling (degree 32) with low pace, with the intention to avoid the expulsion of the ceramic powder from the casting mould and a violent contact between the punches and the moulds, in the case of mirror moulds (nonpentrating). Is a brand new product which built-in screw press advangtage of south china and north construction adopts the split body and solves the issue of the rack fracture ,which has the traits of simple and affordable equipment structure, lovely appearance, simple operation, maintenance and method to complete the work of workstation is that the motor drives pinion after which pinion drives flywheel rotating with vitality releasing for the requirements of the gear is principally used in the precision forging of ferrous metals, nonferrous metals, refractory supplies and other industries. In keeping with the invention each axial piston motor or every pair of axial piston motors respectively related to a pinion has related to it on the platform a controllable pump which is driven by a respective electrical motor and is reversible with respect to the fluid supply path. Business Profile : We are Producers and suppliers of Power Press Piller Type, Power Press Two Station, Power Press two Gear, C Sort Power Press, Friction Screw Presses, Down Stroke, Forging Press Up Stroke Steel Physique, Pneumatic Clutch Press, Billet Shearing Machine, Heavy Responsibility Double Column Planner, Plano Miller, Plano Miller Cum Planner, Cone Pulley and lots of kinds of Industrial Machines. The strain utilized at this second is set and given by the load of the beam three plus the action of the pistons 5 and 5′ (much less the pressure of the pistons sixteen” of assist of the mould in case of use of the mirror kind mould).

100 Ton Friction Screw Press

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