This Screw Press is also called Forging Presses or Screw Presses. In accordance with the invention, there is supplied a flywheel and screw press for producing ceramic articles comprising, in combination, a base having an higher surface, a fixed head, assist means supporting the fastened head in fastened place upwardly spaced from the higher floor of the base, a movable beam positioned in the space between the upper surface and the fixed head and being guided on assist means for motion towards and away from the upper floor, mold means carried by the base and supplied with cavities open upwardly for receiving a charge of ceramic powder materials, punch means carried by the movable beam and designed to cooperate with the cavities for forming ceramic articles, a primary pair of hydraulic piston means carried by the bottom and supplied for imparting an upwardly directed thrust to the movable beam, a second pair of hydraulic piston means carried by the fixed head and offered for imparting a downwardly directed thrust to the movable beam, the primary pair and the second pair of hydraulic piston means cooperating for controlling the downward stroke of the movable beam for imparting to the powder in the cavities a mushy precompression causing a primary thickness discount of the powder mass and an appreciable expulsion of the air enclosed therein, a 3rd pair of hydraulic piston means carried by the fixed head and managed for performing on the movable beam and performing the primary compacting step after the comfortable precompression, a fourth pair of elastically compressible hydraulic piston means carried by the bottom and provided with adjustable rod ends and able to interfere with the movable beam when the latter is additional lowered during the first compacting step for impressing to the movable beam an upwardly directed thrust serving to the elastic return of the compacted powder mass to raise the movable beam immediately after the first compacting step, allowing the expulsion of the remaining air, a flywheel disposed above the fastened head, a screw threadably engaged to the flywheel and carried by the mounted head, motor means supplied for alternatively imparting to the flywheel and the screw rotation in a single and in the different path for reducing and elevating the flywheel and screw, and control means for controlling the motor means to function the flywheel and screw within the reducing route in due time for impacting the 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 driving all the pairs of the hydraulic piston means, the hydraulic circuit means interconnecting the entire pairs of the hydraulic piston means.
A pressured lubricating system will feed the lubricate oil into the closed screw-nut system through special pipeline, and kind an oil screen between each touching elements to scale back the components friction when press works. A plurality of pinions partaking within the stated toothed rim are each pushed 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 upper cross member of the press body. No. three,359,608, issued to the current inventor, discloses a friction and screw press for the manufacture of ceramic articles. In line with the data show: information disparity, as a result of the double-disc friction press operation will exist when stealing hammer, missing hammer phenomenon, the output can be floater than the CNC electrical screw press, however in accordance with the provisions of the corporate to suppress the hammer products, Two kinds of pressure brick gear production are comparable. Furthermore, it is possible to manage the motion of the flywheel 7″ and screw 7′ by operating a hydraulic motor 7, having a comparatively decreased dimension, installed on the beam 8 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 must be thrown in an up motion with a power of less value than that provided for the elastic return of the structure of the pressing machine. The stress exerted by the screw 7′ on the material could also be predetermined in an exact manner, with the potential of using restricted torque turbines for the stroke of the flywheel, such as hydraulic motors, electric motors or friction motors with limited torque comparatively to the motor used as much as this moment. In the course of the acceleration phases for the downward movement and the upward movement of the spindle 9 the electrical motor 28 operates with approximately constant energy and fixed rotational speed which ensures a excessive diploma of electrical effectivity of the motor 28. The fixed motor energy is converted and totally utilized by the oil pump 27 working as a torque converter. Said circuit further comprising management means for controlling the strain of the hydraulic fluid fed to said motor means and a plurality of strain phases, certainly one of said stages being controllable as braking strain for mentioned flywheel, and a refill pump means for returning leaked hydraulic fluid to said circuit.
The force of the pistons thirteen, thirteen’ is predetermined by charging the dynamic oil accumulator 14 (with a kind of inert gasoline charge) with the pressure of the oil dynamic circuit derived from the pump 18 limiting it and discharging it with the utmost strain valve 16′. At current, the corporate’s products primarily embody: Friction Screw Press;J53, J54 collection of double disc friction screw press; J67, J93 sequence of refractory press; EP sequence of electric screw press; MP collection of sizzling forging press. The power applied during this part is, due to this fact, regulated by a pressostat which commands (on the same time with the timer and with the purpose of disconnecting the intervening parts) the valves 56 and fifty seven, respectively, close the valves 61 and sixty one’ of rapid discharge of the pistons 2 and 2′. We’re main industrial press machine provider, specializing in production of high quality press machines on the market, supply producer price press machine and refractory brick press for buyers, contact us for prompting your order. The time duration of the prior section 36 may be modified, by altering the moment of stroke of the flywheel, for example, by a fixed sign attached to the ear plus a regulated timer, in such a means that the strain of the screw reaches the worth when the air is taken out from the mass to be pressed, without pointless delays. In this condition, the screw spindle and the associated flywheel perform to execute only the second comparting step and may be thrown from their highest place with a coordinate anticipation and utilizing a reduced energy motor able to impart the due kinetic power in more than a whole turn of the flywheel as a substitute of in a quarter flip. The lifting capacity is 200tons, and we can assemble sequence press machine with nominal drive from a hundred and sixty tons to 8,000 tons Faithfulness, deploitation, innovation and good service is our primary managing principle. Business Profile : Producers of Friction Screw Presses, Forging Press & Power Press. The control means for stated motor means embrace means in a position to anticipate the starting of the decreasing displacement of the flywheel and screw in order that the second compacting step is performed at once instantly after the elastic return of the powder material. Friction Screw Press Down Stroke is manufactured utilizing excessive grade chrome steel materials which gives it a extremely durable service life. The pressure utilized to the mass throughout this last phase is given by the weight of the beam 3 plus the stress of the pistons 5-5′, minus the pressure exerted by the pistons 13 and 13′, which is contrary to the prior one, minus the eventual pistons 16″.
In such a approach, the power applied to the mass to be pressed during the part 36 may range, from zero (immediately elevating the moulds relating to the mass) as much as the value given by the burden of the beam plus the pistons 5 and 5′, with out interruption. Refractory Brick Screw Press Introduction Refractory screw press is a type of press machine wherein the ram is driven up and down by a screw,which have some great benefits of small volume,short of transmission chain,straightforward operation. Producer of Disc Friction Screw press machine utilized in manufacturing clay tiles, refractory bricks, Clay bricks and so forth. Our Friction Screw Press could be available in various personalized options. The line 35 (degree 38) represents the equilibrium point between the entire pressure applied by the load of the beam plus the action of the pistons 5 and 5′, plus the motion of the pistons 2 and a pair of’, minus the action of the pistons 13 and thirteen’ however only with rules at a passable stage (and, in case of utilization of the mirror type mould, the power of the pistons sixteen”). The leading firm in China having been specialised in manufacturing forging hydraulic press,forging manipulator,ring rolling mill,cross wedge rolling mill,electric power press,friction screw press,and so forth for over many years. On this step, consequently, a great portion of the kinetic powerimpressed on the flywheel was lost. Enterprise Profile : We’re Producers and sellers of Energy Presses, Friction Screw Presses & Auto Feed Presses, C Type Power Press, Friction Screw Press, Power Press, H Frame Piller Kind Press and Hydraulic Mechanical Shearing Machine. For the effect of the kinetic energy gathered on the flywheel 2″ in the course of the stroke and which is discharged in the meanwhile of contact with the prepressed and already with out air mass, the level 39 develops a powerful instantaneous stress, with a period of, roughly, thirty-5 thousandths of a second. three. A flywheel and screw press in accordance with claim 1, whereby mentioned flywheel and screw are movable from an upper position and a decrease position, the latter being the position whereby the second compacting step is performed, the space from the upper and the lower place being such that the flywheel and the screw should rotate at a couple of flip for shifting from one to the other place. Since our inception, we are engaged in manufacturing a classy array of Friction Screw Press, which are designed to be reliable, environment friendly and exact for Sizzling Forging of Metal, Brass, Aluminium to our esteemed clients.
Business Profile : Jinan Linteng Forging Equipment Co., Ltd. Get information of suppliers, manufacturers, exporters, traders of Friction Screw Press for getting in India. Certainly, in the first compacting step, the flywheel had to be thrown at excessive velocity to scale back the time of its vertical stroke and in addition, immediately braked earlier than the affect to reduce its pressure. The invention, nevertheless, isn’t restricted to these axial piston machines, however suitable oil pumps and oil motors of different design can also be used. Though the benefit, of lowered price and better reliability are achieved at the cost of the next electric motor drive capacity, because the substantial load compensation made possible by the hydraulic accumulator within the case of the earlier kind of drive with a central oil provide is absent, the electrical disadvantages (specifically excessive load peaks, additional installations for limiting them, idle power of the motors) and the structural drawback of the spindle bearing in the case of a purely electrical drive are avoided, and with respect to the operational reliability within the case of the oil-hydraulic drive any drawback as a result of provision of further hydraulic parts (oil pumps and management means for every oil motor or pair of oil motors associated with a pinion) is greater than compensated by the absence of the excessive-strain oil ducts, in particular of the versatile portions compensating the actions of the press. Said pressostat 19, when energized, determines the tip of the HP (high pressure) step, deenergizing the valves 20 and 17. Our extremely precision automatic press machine has the characteristics of simple construction, adjustable pressure, excessive degree of automation and productiveness. In abstract the operation of the creative press makes use of first piston means 9, 9′ to maneuver the beam upwardly or retract the beam from the base, second piston means 5, 5′ for shifting the beam downwardly towards the base into its operating position, and third piston means 2, 2′ for exerting an additional downward force on the beam to move the beam towards the base and compress the ceramic powder to launch air therefrom. Our press can save about 50% power than friction press, so it may possibly cut down massive value. Enterprise Profile : We’re Producers and suppliers of; Forging Presses, Friction Screw Press, Press Power Presses, Energy Press Pillar Sort, Power Press C Sort. With a purpose to produce one superior and energy saving Screw Press for refractory industry, Mr. Tian Jiangtao, the president of our company dedicated to analysis and develop this new kind Electrical Screw Press, which was the revolution of refractory equipment, stated by Mr. Xu Dianli, the Cheif Secretary of China Refractory Association.
1. A flywheel and screw press for producing ceramic articles comprising, together, a base having an higher surface; a fixed head; support means supporting mentioned mounted head in mounted position upwardly spaced from mentioned upper floor of mentioned base; a movable beam positioned within the space between stated upper surface and said fixed head and being guided on stated support means for motion toward and away from stated higher surface; mould means carried by mentioned base and supplied with cavities open upwardly for receiving a charge of ceramic powder material, punch means carried by mentioned movable beam and designed to cooperate with mentioned cavities for forming ceramic articles, a first pair of hydraulic piston means carried by stated base and offered for imparting an upwardly directed thrust to stated movable beam; a second pair of hydraulic piston means carried by mentioned fastened head and offered for imparting a downwardly directed thrust to said movable beam, said first and second pair of hydraulic piston means cooperating for controlling the downward stroke of mentioned movable beam for imparting to the powder within the cavities a comfortable pre-compression causing a primary thickness discount of the powder mass and an appreciable expulsion of the air enclosed; a third pair of hydraulic piston means carried by stated mounted head and controlled for acting 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 stated base and supplied with adjustable rod ends and in a position to intervene with said movable beam when the latter is additional lowered during mentioned first compacting step for impressing to said movable beam an upwardly directed thrust serving to the elastic return of the compacted powder mass to boost mentioned movable beam immediately after said first compacting step, allowing the expulsion of the remaining air; a flywheel disposed above said fastened head, a screw threadedly engaged to stated flywheel and carried by mentioned fixed head; motor means offered for alternatively imparting to stated flywheel and screw rotation in a single and within the other path for reducing and elevating mentioned flywheel and screw, and control means for controlling mentioned motor means to operate stated flywheel and screw within the decreasing course in due time for impacting said movable beam and performing a powerful second and ultimate compacting step of the powder materials immediately after the elastic return of the powder material; and hydraulic circuit means for well timed controlling and energizing all of the pairs of mentioned hydraulic piston means, stated hydraulic circuit means, interconnecting all the pairs of said hydraulic piston means.
Is an expert manufacturing of electric screw press, friction press, sizzling forging press manufacturers. The time of this section is a function of the regulated pressure and of the reaction of the mass to be pressed and of the traits of the hydraulic circuit. For this goal the oil pump 27 is provided with a pressure gauge 35 and an actuating drive 37 which is actuated as a function of strain by way of a management 36 and which within the case of an axial piston pump ideally used on this connection causes the piston axes to pivot in the direction of the drive axis. Because the flywheel had to acquire an incredible kinetic energy in the rotation of 1-quarter turn, a large horsepower motor was necessary and the friction means have been consumed in a short working time. Our well-known company 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 burden of the beam when a earlier cost is given from the accumulator 14 with all pressure of the circuit of the pump 18. Forging Equipment Manufacturing Co. It is 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 Full Details about 3000kn Forging Press,J53-300c Double Disc Friction Screw Press,Brass Valve Forge Machine,Hot Forging Press,Steel Forging Machine,Hydraulic Forging Press from Other Metallic Metallurgy Machinery Supplier or Producer-Liaoyang Pharma Equipment Imp. Friction Screw Press for refractory’s fireplace bricks with floating table 2 Pillers and four Pillers. FRICTION SCREW PRESSES are used for Scorching Forging of Steel, Brass, Aluminium and plenty of other Alloy Metal. On machines using the Vincent principle, the screw nut is positioned in the high cross head of a frame kind ram. No. 3,359,608, the action of the pistons 2, 2′ and the motion of the screw 7′, is accomplished by electronic means, with using temporizer parts, which may be regulated with the intention to achieve the shortest possible interval between one and the other motion, evaluating with the traits of the fabric to be pressed. The above-mentioned diameters are good for a pressing machine with a net pressing energy of four hundred to 500 tons. By means of the hydraulic motor 3 it is potential to regulate the velocity of the flywheel 2″ and, consequently, the pressing pressure of the screw 7′, for the purpose of compacting.
Thus, in accordance with the invention, there may be supplied a flywheel and screw press for producing ceramic articles comprising, in combination, a base 72 having an upper surface; a fixed head 71; support means seventy three, 73 supporting mentioned fixed head 71 in fastened position upwardly spaced from mentioned higher floor of stated base seventy two; a movable beam three situated in the house between mentioned higher floor and said fastened head seventy one and being guided on said help means 73, 74 for movement toward and away from mentioned higher surface; mould means carried by stated base 71 and supplied with cavities open upwardly for receiving a charge of ceramic powder material, punch means carried by stated movable beam 3 and designed to cooperate with said cavities for forming ceramic articles, a first pair of hydraulic piston means 9, 9′ carried by mentioned base 72 and provided for imparting an upwardly directed thrust to mentioned movable beam three; a second pair of hydraulic piston means carried by stated fixed head and supplied for imparting a downwardly directed thrust to mentioned 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 mushy pre-compression causing a first thickness reduction of the powder mass and an appreciable expulsion of the air enclosed; a third pair of hydraulic piston means 5, 5′ carried by mentioned mounted head 7 and controlled for acting on the movable beam 3 and performing the first compacting step after the tender pre-compression; a fourth pair of elastically compressible hydraulic piston means thirteen, 13′ carried by said base seventy two and supplied with adjustable rod ends and able to interfere with mentioned movable beam three when the latter is further lowered during stated first compacting step for impressing to mentioned movable beam three an upwardly directed thrust helping the elastic return of the compacted powder mass to lift said movable beam three immediately after stated first compacting step, permitting the expulsion of the remaining air; a flywheel 7″ disposed above mentioned fastened warmth seventy one, a screw 7′ threadedly engaged to said flywheel 7″ and carried by mentioned fastened head 71; motor means 7 provided for alternatively imparting to mentioned flywheel 7″ and screw 7′ rotation in one and in the other path for decreasing and raising flywheel and screw, and management means for controlling mentioned motor means 7 to function said flywheel and screw in the reducing path in due time for impacting stated movable beam three and performing a robust second and supreme compacting step of the powder materials instantly after the elastical return of the powder material; and hydraulic circuit means for well timed controlling and energizing all of the pairs of mentioned hydraulic piston means, mentioned hydraulic circuit interconnecting all the pairs of said hydraulic piston means.