Disk Friction Screw Press In Ethiopia

Prominent & Main Manufacturer from Sundargarh, we offer affect mill crusher igm-one thousand, influence mill crusher igm-500, counter current intensive mixer, ccim-750 counter present intensive mixture and friction screw press. The invention pertains to a screw press having a flywheel rotationally related to the spindle by the use of a friction coupling and a spindle displaceable axially in a nut mounted within the upper cross member of the press body, wherein the flywheel has exterior toothing to a width equivalent to the maximum press stroke plus the width of the driving pinion, a plurality of pinions partaking within the mentioned toothed rim are every driven by oil-hydraulic axial piston motors or by a pair of oil-hydraulic axial piston motors and the axial piston motors along with the pinions are disposed on a platform surrounding the higher cross member of the press body. 3, traces 40 and 41 are consultant of the screw stroke, and lines 30, 31, 31′, 33, 34, 35, 36 and forty three are consultant of the stroke of beam 3. In a high position 30 the beam 3 is supported by the pistons 9 and 9′ towards the adjustable plunger heads 6″ and 6′” of the pistons 6 and 6′. The ability of the pistons 9 and 9′ is such that it exceeds the weight of the beam three and the drive of the pistons 5 and 5′. This new structure is based on the refractory forming characters, which is our company developed primarily based on SD20 Collection Electrical Screw Press for the refractory industry. Shortly earlier than the top of the downward stroke of the spindle 9 the rotational pace of the pump 27 and therefore the rotational speed of the flywheel 17 and the spindle 9 are diminished to zero during the remainder of the stroke of the spindle 9. When the rotational pace is diminished the 4-means valve 41 is displaced from the rest position to the appropriate and the road 42a is linked to a second stress-limiting valve 43. The pressure which can be regulated by the stress-limiting valve 43 limits, by way of the pressure-limiting valve forty two, the stress current in the pipeline 31 to the braking strain required for braking the flywheel 17. Relating to the present pressing machines, the variety of strokes achieved between the washing phases of the moulds, is from 2 to three occasions as nice. For the reason that electrical motors are twice accelerated from relaxation to the required rotational velocity and braked once more throughout every operating cycle, correspondingly high current warmth losses are unavoidable and likewise the idle power absorbed by the motor is disadvantageous. Experimentally, with a urgent machine in accordance with the present invention, it might be noticed that the necessary energy for the first pressing operation, with predetermined plenty of ceramic, may be fairly low, roughly 10-12,000 kg., against the 400,000 Kg of the second urgent operations, which is kind of totally different from the current pressing machines, which require about 50 to one hundred fifty tons for the primary pressing step.

brick press 

Thus, in accordance with the invention, there is provided a flywheel and screw press for producing ceramic articles comprising, together, a base seventy two having an upper surface; a fixed head 71; assist means seventy three, seventy three supporting stated fastened head 71 in fastened place upwardly spaced from mentioned upper surface of mentioned base seventy two; a movable beam three located in the area between mentioned higher surface and stated fastened head seventy one and being guided on said help means 73, seventy four for motion towards and away from said upper surface; mould means carried by said base seventy one and provided with cavities open upwardly for receiving a cost of ceramic powder material, punch means carried by mentioned movable beam 3 and designed to cooperate with stated cavities for forming ceramic articles, a primary pair of hydraulic piston means 9, 9′ carried by stated base seventy two and provided for imparting an upwardly directed thrust to mentioned movable beam 3; a second pair of hydraulic piston means carried by mentioned mounted head and offered for imparting a downwardly directed thrust to mentioned movable beam three, said first 9, 9′ and second 6, 6′ pair of hydraulic piston means cooperating for controlling the downward stroke of said movable beam 3 for imparting to the powder in the cavities a tender pre-compression causing a primary thickness reduction of the powder mass and an considerable expulsion of the air enclosed; a third pair of hydraulic piston means 5, 5′ carried by stated fastened head 7 and managed for acting on the movable beam three and performing the primary compacting step after the tender 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 capable of intervene with stated movable beam three when the latter is additional lowered throughout said first compacting step for impressing to mentioned movable beam three an upwardly directed thrust serving to the elastic return of the compacted powder mass to lift stated movable beam 3 instantly after stated first compacting step, permitting the expulsion of the remaining air; a flywheel 7″ disposed above mentioned mounted heat seventy one, a screw 7′ threadedly engaged to said flywheel 7″ and carried by said mounted head 71; motor means 7 offered for alternatively imparting to mentioned flywheel 7″ and screw 7′ rotation in a single and in the other route for reducing and elevating flywheel and screw, and management means for controlling said motor means 7 to operate said flywheel and screw within the lowering 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 of the pairs of said hydraulic piston means, said hydraulic circuit interconnecting all of the pairs of stated hydraulic piston means.

Is a professional production of electrical screw press, friction press, hot forging press manufacturers. The time of this phase is a perform of the regulated strain and of the response of the mass to be pressed and of the characteristics of the hydraulic circuit. For this goal the oil pump 27 is provided with a stress gauge 35 and an actuating drive 37 which is actuated as a function of stress by means of a management 36 and which in the case of an axial piston pump preferably used in this connection causes the piston axes to pivot towards the drive axis. As the flywheel had to purchase an excellent kinetic energy within the rotation of 1-quarter turn, a big horsepower motor was obligatory and the friction means were consumed in a brief working time. Our well known firm is actively engaged in manufacturing and suppling an array of Forging Equipment. The portion thirteen and 13′ 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 strain 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 three is lowered. 3000kn Forging Press,J53-300c Double Disc Friction Screw Press,Brass Valve Forge Machine , Find Complete Details about 3000kn Forging Press,J53-300c Double Disc Friction Screw Press,Brass Valve Forge Machine,Hot Forging Press,Metallic Forging Machine,Hydraulic Forging Press from Different Metallic Metallurgy Equipment Provider or Producer-Liaoyang Pharma Machinery Imp. Friction Screw Press for refractory’s fireplace bricks with floating desk 2 Pillers and 4 Pillers. FRICTION SCREW PRESSES are used for Scorching Forging of Metal, Brass, Aluminium and many different Alloy Metal. On machines using the Vincent precept, the screw nut is positioned in the prime cross head of a body type ram. No. three,359,608, the motion of the pistons 2, 2′ and the motion of the screw 7′, is accomplished by electronic means, with the usage of temporizer elements, which may be regulated in an effort to achieve the shortest potential interval between one and the other action, evaluating with the traits of the material to be pressed. The above-talked about diameters are good for a pressing machine with a net pressing power of four hundred to 500 tons. By the hydraulic motor 3 it is doable to manage the speed of the flywheel 2″ and, consequently, the urgent pressure of the screw 7′, for the aim of compacting.

The force of the pistons 13, 13′ is predetermined by charging the dynamic oil accumulator 14 (with a kind of inert fuel charge) with the stress of the oil dynamic circuit derived from the pump 18 limiting it and discharging it with the utmost stress valve sixteen’. At current, the company’s merchandise mainly embrace: Friction Screw Press;J53, J54 series of double disc friction screw press; J67, J93 sequence of refractory press; EP collection of electrical screw press; MP series of sizzling forging press. The drive applied throughout this section is, subsequently, regulated by a pressostat which commands (on the identical time with the timer and with the aim of disconnecting the intervening elements) the valves fifty six and fifty seven, respectively, close the valves 61 and sixty one’ of fast discharge of the pistons 2 and a pair of’. We are leading industrial press machine supplier, specializing in production of top of the range press machines for sale, provide producer worth press machine and refractory brick press for buyers, contact us for prompting your order. The time length of the prior part 36 may be modified, by changing the instant of stroke of the flywheel, for instance, by a set sign attached to the ear plus a regulated timer, in such a method that the stress of the screw reaches the value when the air is taken out from the mass to be pressed, without pointless delays. In this condition, the screw spindle and the related flywheel function to execute solely the second comparting step and may be thrown from their highest place with a coordinate anticipation and utilizing a lowered power motor able to impart the due kinetic energy in more than a whole turn of the flywheel instead of in a quarter turn. The lifting capability is 200tons, and we can assemble series press machine with nominal power from a hundred and sixty tons to eight,000 tons Faithfulness, deploitation, innovation and good service is our fundamental managing principle. Enterprise Profile : Producers of Friction Screw Presses, Forging Press & Power Press. The management means for stated motor means embody means capable of anticipate the starting of the reducing displacement of the flywheel and screw so that the second compacting step is performed directly instantly after the elastic return of the powder material. Friction Screw Press Down Stroke is manufactured using excessive grade chrome steel materials which provides it a highly durable service life. The power applied to the mass during this final part is given by the weight of the beam 3 plus the pressure of the pistons 5-5′, minus the drive exerted by the pistons thirteen and 13′, which is opposite to the prior one, minus the eventual pistons 16″.

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