CN1061914C - Riser-free multi-purpose equipment for casting and forging grinding ball, crankshaft, lining board and gear, etc. - Google Patents

Abstract

The present invention relates to casting and forging equipment of grinding balls without casting heads, crankshafts, lining plates, gear wheels, etc., particularly equipment and moulds for large-scale casting and forging in casting workshops and forging workshops. The present invention has an upper hydraulic or screw press, a lower hydraulic or screw press, a front horizontal press and a back horizontal press which are placed horizontally by the vertical presses, wherein the vertical upper hydraulic or screw press and the vertical lower hydraulic or screw press are connected with an upper pressure plate and a lower pressure plate, an upper pressure lever and a lower pressure lever or an upper pressure head and a lower pressure head, and are installed on the pressure plate. The present invention has an upper, middle and lower metal pattern or an upper and lower metal pattern, the coils are wound the metal patterns. When pouring is carried out, alternating current and direct current can be led to make the metal patterns induced, and temperature is kept. The pressure head of the horizontal press is provided with a pressure lever (for advancing and retreating), the other horizontal press drives the moulds and the front semi-metallic pattern to move backwards and forwards, and the post semi-metallic pattern is fixed. The parts can be cast and forged quickly.

Description

Multi-purpose equipment for casting and forging such as riser-free abrading-ball, bent axle, liner plate, gear

This invention for apparatus relates to foundry, forge's casting and forges work such as abrading-ball, bent axle, liner plate, gear, the equipment that extensive especially casting and forging are produced.

Produce abrading-ball and bent axle, liner plate, gear etc. moulding machine Molding Casting abrading-ball is arranged, centrifugal casting abrading-ball, pneumatic hammer forge abrading-ball, hot rolling abrading-ball, sand mold and permanent mold casting bent axle, gear etc., and the abrading-ball cast gate that moulding machine manufacturing sand casting is come out accounts for 40 percent of weight of molten iron; The centrifugal casting abrading-ball still has cast gate, and cast gate is gone up the more molten iron of waste with watering to coil, and the cleaning cast gate is pretty troublesome, gets the removing cast box inconvenience, and the repairing mold will be spent a lot of times at every turn.On dead head, waste a lot of molten iron (molten steel) with sand casting crankshaft, liner plate, gear.The annual abrading-ball consumption in the whole nation is more than 100 ten thousand tons, and bent axle is annual produces more than 100 ten thousand.

In order to solve the production of abrading-ball, 84 years 6 phases of non-ferrous metal magazine have been introduced the technology of Shoudu Iron and Steel Co mine company rotating disk cast grinding ball, 84 years 6 phases of foundry machinery have been introduced the equipment of Hunan Shuikoushan Mining Bureau mechanical repair plant rotating disk cast abrading-ball, and the abrading-ball that above-mentioned casting method casts out all has dead head; On October 18th, 89, Gazette of Patent for Invention was announced the vertical centrifugal ball casting machine of two the comrade's applications in Xianyang; The Gazette of Patent for Invention at 92 year first beginning of the month has been announced the vertical centrifugal ball casting machine of Gansu Polytechnical Univ; The horizontal centrifugal casting ball machine of 87 years Chinese casting machine 4 phase advertisement 3 sky and water casting machine factories, the sort of centrifugal casting ball all has cast gate, all be to water dish and cast gate waste molten iron, cleaning cast gate trouble is got the ball inconvenience, all can not steel ball casting, the invar ball has had cast gate not fall, and the oxygen flame cutting, and the abrading-ball that diameter per ton is 60 millimeters has about 1,000, the cleaning dead head is pretty troublesome thing, and above-mentioned equipment all can not forged steel ball; Also have the hot rolling steel ball of Soviet Union's invention, the steel ball that the hot rolling diameter is 60 millimeters needs 88 kilowatts motor, and energy resource consumption is big, the function of no steel ball casting.Above-mentioned various Casting Equipment is not forged the function of abrading-ball, does not propose induced-current yet and makes the molten iron method sticking less or not sticking on middle mould top by molten iron (molten steel).

The objective of the invention is to want can die casting riser-free abrading-ball, again can the rapid forge steel ball, and again can die casting riser-free bent axle, liner plate, gear; Can horizontal forged steel ball again can the vertical forging steel ball, the energy resource consumption that makes forged steel ball is lacked than the hot rolling steel ball of Soviet Union's invention, productivity ratio is low unlike the hot rolling steel ball; Casting riser-free abrading-ball, bent axle, liner plate solve the troublesome problem of clearing up dead head, reach and save molten iron (or molten steel), boost productivity, and increase economic efficiency.The energising of metal pattern coiling makes the metal preheating convenient, and the molten iron or the molten steel on mould top produces induced-current in making when cast, make its not sticking molten iron (molten steel), all flow into die cavity, or at middle mould top last layer special cermacis, make its not sticking molten iron, all flow into die cavity.

Invention is to realize like this, casting riser-free abrading-ball, adorn 60 to 200 depression bars on the platen that connects with last hydraulic pressure or fly press, adorn 60 to 200 depression bars on the platen that connects with the downforce machine, the ball of arc cuts lid on the end of depression bar, this curve cut the lid and the spherical cavity cross section in conjunction with the time just in time face be a complete empty spheroid.The method that depression bar and metal pattern are aimed at is that the other end of depression bar is made screw hole, the boring ratio depression bar of last platen is much bigger to be put depression bar in the metal pattern into by the hole of platen, with bolt depression bar, pressing plate and platen are fixed up, and then in platen, pour into a mould low-melting-point metal.Go up straight pin with bolt locking back around when counterdie and middle mould bore hole, join boring then.Convenient and the mould top during molten iron is bonded at when preventing to pour into a mould for preheating, around metal pattern and strut kong all coil on every side, by producing induced-current after the time-dependent current, make not sticking to mould of molten iron.For make vertical compression mod also can forge round steel ball, middle mould the dented part in upper part with the backing plate pad on, same hole is arranged on the backing plate, during backing plate is fixed by bolts on the mould, three to four of backing plate boring locating holes.Be incorporated with in the heater of 5 to 20 little cylinders to 20 good round steel section material greatly, heater base has flashboard, the both sides of this flashboard are associated in the guide groove of heater, heater is made with resistant to elevated temperatures steel or special cermacis, when round steel forge 5 to 20 in material heat the back be placed on together with heater in the top (patrix removes) of mould, in the counterdie, pull away heater in bleeding by round steel section material with alignment pin location post-tensioning breaking plate.The induction coil galvanization makes garden steel section material insulation, starts the upward pressure machine, and upperpush rod is section material forging and pressing balling-up.Mould in the pull-up of upward pressure machine tenaculum starts downforce machine drive down-pressed pole and ejects steel ball.Die casting riser-free bent axle, liner plate, gear are with the same principle of die casting riser-free abrading-ball, the foundry goods shape of Lower Half is made empty at counterdie, the first half is made empty according to the shape of foundry goods at middle mould (or going up horizontal), upperpush rod is made the space according to the shape of cast(ing) surface, just can be cast into riser-free.As the die casting bent axle, then counterdie is half garden cylindricality crank throw, and middle mould (patrix) is half a garden cylindricality crank throw and at top fluting, and this groove is littler than the diameter of garden cylindricality.But two of each die casting, but also one of die casting.Seaming chuck is made the garden cylindricality and is cut lid and the corresponding crank throw of following, middle mould, and seaming chuck is contained on the platen, and localization method is identical with the method for die casting riser-free depression bar.Counterdie pierces into 3 to 4 push rods, and this push rod connects platen down, and the end of lower push rod is the lid that cuts of garden cylindricality.Nodularization molten iron (or molten steel) therefrom pour into (or directly pour into groove in) in mould top, make the coil electricity on the metal pattern, hot-metal insulating before not pressing down, seaming chuck is not solidified, starting upward pressure machine (by the guide rail location of forcing press) makes seaming chuck toward pressing down, the garden cylindricality of seaming chuck is cut lid and is just in time become the Cylinder crank throw with middle mould, wait to solidify the back upward pressure machine tenaculum middle mould of slinging, start the downforce machine, make lower push rod eject bent axle.The principle of die casting liner plate and gear is identical with the die casting bent axle, exactly the shape of pressure head and counterdie is transformed into identical with liner plate (or gear), and same logical alternating current is incubated its induction before seaming chuck does not fall.Horizontal steel ball forging equipment; exactly forcing press is up and down kept flat; the metal pattern of the metal pattern of forged steel ball and die casting abrading-ball is basic identical; one of them metal pattern is fixed; another movable metal pattern is driven by a level press; a depression bar is driven by another level press; there is induction heater on next door at forcing press; this heating furnace is than the high stage of level press; there is an eccentric wheel cutter heating furnace front; the round steel that heats is released by pusher; the eccentric wheel cutter is the round steel section of cutting into that heats (according to the volume of steel ball, calculate the volume and the length of round steel section, shear according to the speed of adjusting); the garden steel of the section of one-tenth is rolled in the groove of the preceding the eleventh of the twelve Earthly Branches of metal pattern; start the forcing press of band depression bar, push in the synthetic spherical cavity of two hemispheres, make round steel section globulate heating the round steel section; the level press that drives the live metal mould draws back movable metal pattern (preceding semimetal mould), and the live metal mould has a spring to connect push rod steel ball is released to be fallen into quenching-in water.

The whole nation thermal power generation, cement, ore dressing need more than 100 ten thousand tons of abrading-balls every year, and we are designed per tonly to reduce cost 600 yuan, promotes as the whole nation and can save more than 600,000,000 yuan every year.The a large amount of molten iron of riser-free bent axle saving.Because of 60 millimeters of iron ball diameters per ton have 1,100 approximately, our design cast out the back riser-free, solved the troublesome problem of centrifugal globe and manual casting ball cleaning cast gate.Our abrading-ball of casting of design again can forged steel ball, and 5 to 20 steel balls of every forging are so boost productivity 5 to 20 times than general pneumatic hammer forged steel ball.The forged steel ball of horizontal (horizontal) is established and is forged 60 millimeters steel ball, is heated to 1100 ℃ garden steel, every centimetre square of pressure that adds 1000 kilograms is enough to make its distortion, the steel ball that forges 60 millimeters can forge with the round steel of 40 millimeters of diameters, and 40 millimeters equal 4 centimetres, and its area is 12.56 centimetres ²About 12560 kilograms pressure just can make the diameter circle forging that is heated to 1100 ℃ to 1200 ℃ be pressed into sphere, be not difficult to calculate, advance 150 millimeters speed of per second produces 12560 kilograms thrust, and to establish total transmission efficiency be 0.7 (the total transmission efficiency of the multi-head spiral of film lubrication can reach more than 0.8) or use hydraulic press, its desired power is 26 kilowatts, the crank cutter is because of shearing the round steel of heating, if 10 kilowatts power just can, so need 36 kilowatts altogether.And the steel ball of 60 millimeters of the hot rolling rolled steel balls diameters of Soviet Union invention is wanted 88 kilowatts, still the power consumption that designs than hot-rolled steel ball much less.The weight of scrapping after two wearing and tearing of the spiral roll of hot rolling steel ball is big, and the roll weight of Geng Huaning is big again.And our the two halves metal pattern of design is not easy to wear, can again the depression bar of wearing and tearing be processed into 1 to 2 millimeter again after the depression bar wearing and tearing, the depression bar back is filled up 1 to 2 millimeter iron sheet again, thus again Jia Gong variation below 0.3 kilogram, so than the hot rolling steel ball advanced person of Soviet Union invention.The speed that the depression bar per second that we design advances is 150 millimeters, and productivity ratio and hot rolling steel ball are equal approximately.

Concrete structure of the present invention is by following embodiment and accompanying drawing thereof, Fig. 1, Figure 1A to Fig. 1 G3, Fig. 2 to Fig. 8, Fig. 8 A to Fig. 8 B, and Fig. 9 to Figure 13 draws.

Fig. 1 to Figure 13 describes the detailed rules and regulations and the working condition of the concrete device that proposes according to the present invention in detail.

This equipment comprises vertical hydraulic or spiral forcing press up and down, can become vertical forcing press up and down by horizontal spiral forcing press repacking shown in Figure 9.The die casting abrading-ball has the upper, middle and lower metal pattern.Forge abrading-ball (vertical) except identical, on middle mould, also increased pressing plate, and increased heater with the equipment of die casting abrading-ball.Die casting bent axle liner plate etc. has metal pattern up and down, has pressure head that platen is arranged, two forcing presses before and after horizontal forging and pressing steel ball has, and the metal pattern of two halves has depression bar before and after having, and pusher is arranged, and induction heater is arranged, and cutter is arranged.Fig. 1 figure is shown in Figure 3 to mainly contain: connect the framework [1] of support, sleeve [2], following metal pattern [4], coil [5], middle mould [7], coil [8], special refractories be (or special cermacis [9] once, patrix [10] (also can be used the guide rail location of forcing press itself without patrix.) upperpush rod [13], last platen [14], low-melting-point metal [16], alignment pin [17], inclined-plane card [19] (see Fig. 1 E to Fig. 1 F, have [19] identical), coil [20], down-pressed pole [22], following platen [23], the sleeve on the heater [24], flashboard [26], plate [28], round steel [25] coil [20] that is forged and pressed, following platen [23] (seeing Fig. 2 and Fig. 3).Fig. 4 to Fig. 5 is a riser-free bent axle die casting equipment, mainly contains platen [30] under the bearing support [29], lower push rod [31], coil [32], coil [33], bolt [34], patrix coil [35], inclined-plane pole [36], inclined-plane card [37], the baffle ring [39B] that patrix [38] and metal pattern are welded together, counterdie [39], baffle ring [39A], bolt [40], pressure head [41], last platen [42], coil [43], baffle ring (weldering) [43A].Fig. 8 to Figure 13 is horizontal all-round mechanization forged steel ball, mainly contains cut somebody's hair [44], platen [45], bolt [46], depression bar [47], bolt [48], baffle plate [49], round steel whereabouts bearing [50], lower margin screw rod [51], fixing later half metal pattern [52], foundation bolt [53], movable preceding semimetal mould [54], mould [55], preceding cutting somebody's hair [56], guide rail [57], push rod [58], bolt [59] is pressed

The trim ring of bar [60],

Bar [61], right guide rail [61A], bolt [62], bolt [63], spring [64], band push rod [65], cover plate [66], bolt [67], bolt [68], the round steel [68A] that the heating back cuts off, buncher [68R], pusher [68S], induction heater [68Q], the round steel after the heating [68A], cutter head [68B], eccentric wheel [68D], support [68D1] buncher [68E], shaft coupling [68F], reinforced concrete [68G], foundation bolt [68H], special refractories layer [68I], insulation material [68J], coil [68K], flame retardant coating [68L], furnace body support [68M], bolt [68M1], furnace roof [68N], refractory material [680], heated garden steel [68P], one of forcing press front shown in Figure 9 mainly contains buncher [69], overload-release clutch [70], bearing [7l], coil [72], electromagnet [73], armature [74], brake block [75], bearing holder (housing, cover) [76], thrust bearing [77], involutory watt [78], drving sprial [79], transmission nut [80], baffle plate [81], bearing block [82], sliding bearing [83], slide block [84]

Bar [85], bolt [86], quench water [89], reinforced concrete [88], reinforced concrete [52B] and [52].

Shown in Figure 1, counterdie is fixed on the framework [1], and counterdie [4] is wound with coil [5] on every side, and counterdie can

Below cover [2] is fixed on bolt [3], the depression bar cover coiling [20] of counterdie, but last layer heat-barrier material [21] before not having coiling, down-pressed pole [22] connects down, and platen [23] penetrates in the hole of counterdie, be wound with coil [8] around the middle mould [7], mould and counterdie in connecting with inclined-plane pole [18] and inclined-plane card [19], in addition with two of alignment pins mould location (not shown) in down, but prevent sticking molten iron at the upper surface last layer special cermacis of middle mould.The device shown in the also available Fig. 1 E of mould and Fig. 1 F tightens fast that (pressure among the figure analyses 16P and plastic filler 14N shouldn't down, encapsulant 20tA also shouldn't), when compressed air when P enters by connecting tube, inclined-plane card [19] snaps in the angle of pole [18].When compressed air when S enters by connecting tube, inclined-plane card [19] withdraws from from pole [18], at this moment in mould capable of hoisting.Patrix [10] can not wanted yet, as want patrix, then patrix and middle mould are located with alignment pin [17], and cylinder can be made in the top of patrix strut kong, coiling [12] around cylinder, patrix has two cups [11], upperpush rod [13] and last platen [14] connect, and the boring ratio depression bar of last platen is big, after upperpush rod penetrates in the hole of patrix, the method dish of the upper end of depression bar is fixing with bolt [15], pours into a mould low-melting-point metal [16] then.Before the cast, coil [12] leads to alternating current, makes the upperpush rod preheating for the first time.In the height of mould see shown in 1A to Fig. 1 C that when the position of down-pressed pole shown in Figure 1A (when beginning to pour into a mould), establishing all is the casting ball of 80 millimeters of diameters, the depression bar that diameter is 50 millimeters, L=38.36 millimeter then, C=8.775 millimeter, H=7.1367 millimeter; The position L=80 millimeter of down-pressed pole shown in Figure 1B when beginning to pour into molten iron, C=8.775 millimeter, H=48.775 millimeter; The position of depression bar shown in Fig. 1 C when beginning to pour into molten iron, L=180.739, the H=149.514 millimeter, establishing seam is 50 millimeters, then the total height of middle mould is 230.739 millimeters.(quantity and gross weight according to the die casting abrading-ball determine) poured into from cup [11] (two) with two iron clad water after molten iron weighed through electronic scale, in order to prevent that molten iron is at middle mould top sticking to mould, can be during cast at coil [5], coil [8], the logical alternating current of coil [20], make molten iron produce induced-current, molten iron is all flowed in the spherical cavity.Start the upward pressure machine, make upperpush rod toward pressing down; (when as shown in Figure 1 position of down-pressed pole, then to start the downforce machine and drop to position shown in Figure 1A, as the position that begins down-pressed pole is shown in Figure 1A, the down-pressed pole that then do not descend) just in time stop to press down during the globulate chamber when the curve of upperpush rod end cuts lid and middle mould; After treating molten steel solidification, the upward pressure machine tenaculum middle mould of slinging starts the downforce machine, makes down-pressed pole eject iron ball.The fixing screw retention of upperpush rod, method shown in available Fig. 1 D, near nut, oblique angle steel [22W] is fixed with stove bolt with the oblique angle steel.Fig. 2 to Fig. 3 is a high efficiency forging and pressing steel ball under the constant substantially situation of the equipment of Fig. 1, middle mould [7] increased pressure board [28] as shown in Figure 2, and the hole of this pressing plate [28] is fixed on above the middle mould [7] the Kong Houyong bolt and the alignment pin of center mould.Round steel heater (frame) is made up of several cylinders.Heater (frame) has flashboard [26], and there is flashboard slot on both sides, and flashboard can move around in flashboard slot, and flashboard [26], cylinder [24] are made with exotic material.When round steel [25] when heating furnace is heated to 1200 ℃ of left and right sides, round steel and heater (frame) rapidly from heating furnace take out the back with railcar push away be placed on above the mould, locate with the alignment pin more than three then, pull out flashboard [26], make round steel drop in, in the die cavity that connects of counterdie, make coil [5], coil [8], coil [20] all lead to alternating current, make garden steel insulation.Start the upward pressure machine, make upperpush rod [13] toward pressing down, when the curve of upperpush rod end cuts lid just in time with middle mould globulate, stop to press down.Make the upward pressure machine tenaculum middle mould of slinging, start the downforce machine and make push rod [22] jack-up iron ball.The method that middle mould and counterdie connect and the separate method of inclined-plane pole and inclined-plane card, describe in detail again, the device of counterdie in the pneumatic inclined-plane chucking of Fig. 1 E to Fig. 1 F, circumference at middle counterdie has four position dress pneumatic chucking devices, middle counterdie has special ring everywhere, the ring of middle counterdie has rectangular hole to penetrate pole [18], pole is rectangular, top 1 ° to 5 ° inclined-plane square hole is arranged, pole [18] bottom is fixed by bolts on the ring of counterdie, cylinder [24A] is fixed on the long ring left side of counterdie, piston [27D] is equipped with airtight and watertight padding, connects piston rod [28E] in cylinder, and there is the inclined-plane card [19] on 1 ° to 5 ° on top on the right side of piston rod, square hole on this inclined-plane card and the pole is joined work, and the taper pipe thread at P place and S place connects valve and flexible pipe; Before forging and pressing, compressed air enters from P, and inclined-plane card [19] snaps in the square hole of pole, and after forging and pressing finished, compressed air entered from S, withdraws from inclined-plane card [19].Following platen connects mutually with the downforce machine, and last platen connects mutually with the upward pressure machine.

Fig. 4 to Fig. 5 is the equipment of die casting riser-free bent axle, counterdie [39] is fixed on the bearing support [29], counterdie is wound with coil [32] and coil [33], the crank throw groove of counterdie [39] open semicircle cylindricality, lower push rod [31] totally 3 to 4 and following platen [30] connection stretches in the hole of counterdie, the lower push rod upper end is a cylindrical section lid, and the method that upper die and lower die connect or separate is to penetrate patrix with inclined-plane pole [36] connection counterdie, tightens or unclamps with inclined-plane card [37].Also be wound with coil [35] around the patrix [38], patrix has the groove of half-cylindrical crank throw, and this has the groove that lead to top more less than half round post above groove, and the section B-B of this groove sees shown in Figure 7, and this groove can be with gradient to enter conveniently for pressure head at the top.Pressure head shown in Figure 5 [41] and last platen connect, method is described identical with Fig. 1, be wound with coil [43] around the top of the platen [42] that pressure head [41] connects, the bell crank lever that pressure head [41] is processed into and patrix [38] is corresponding, this bell crank lever end is a cylindrical section lid, the section A-A of this crank throw is seen shown in Figure 6.When nodularization molten iron (electronic scale weigh and bent axle be equal in weight) pour in the groove of patrix and flow into die cavity, make coil [32] [33] coil [35], coil [43], logical alternating current several seconds, the pressure head preceding molten iron that do not fall is not solidified.Start the upward pressure machine, make pressure head [41] toward pressing down, when making cylindrical section lid of pressure head end just in time become the full circle cylindricality, stop to press down with last model cavity.Unclamp inclined-plane card [37], the patrix of slinging after waiting to solidify (by the pull-up of upward pressure machine) starts the downforce machine, makes lower push rod [31] eject bent axle.Last platen [42] connects mutually with the upward pressure machine, and following platen [30] connects mutually with the downforce machine.

Fig. 8 to Figure 13 is the above-mentioned all-round mechanization forged steel ball that forcing press (hydraulic press or fly press) crouches and puts about in the of two.Preceding semimetal mould [54], the push rod [65] of band is housed, the push rod of this band is equipped with spring [64] at anchor ring, the other end of this spring is contained in the centre bore of mould, the flange of mould [55] and the flange of preceding semimetal mould get up with bolted on connection, cut somebody's hair [56] (bolt [62] connection) of the push rod [58] of forcing press before the flange coupling of mould its [55], preceding semimetal mould [54] and mould [55] can move around along guide rail [57] and guide rail (dovetail groove) 61A under the drive of cut somebody's hair [56] of preceding forcing press.Later half metal pattern [52] is fixing, and pressing plate [66] is fixed on the skewed slot that the upper right side covers round steel whereabouts bearing [50] the right, and bearing [50] back connects baffle plate [49], so that round steel [68A] is rolled down, and referring to Figure 13, the C-C section of Fig. 8.Baffle plate [49] has a circular hole, this circular hole penetrates depression bar [47], depression bar [47] connects platen [45], platen [45] connects cut somebody's hair [44] of back forcing press with bolt [46], meeting Fig. 8 A and Fig. 8 B are shown in that upper right induction heater (but intermediate frequency) [68Q] is arranged is that inclination is fixed on the reinforced concrete [68G] of inclination, the round steel that heats [68P] is released by pusher [68S] (buncher [68R] drive), (push rod of pusher is resistant to elevated temperatures material), after round steel [68P] is pushed out, the cutter head [68B] that is driven by eccentric wheel [68D] cuts off, and the round steel section that becomes [68A] after the cut-out is rolled into the bottom land (Figure 13) of bearing [50].Cutter head [68B] moves around along guide rail, and the speed that moves is controlled by buncher [68E].Eccentric wheel is bound up on the support [68D1].See shown in Figure 9, start buncher [69], coil [72] energising, electromagnet [73] produces suction, inhale moving armature [74], pulling brake block [75] makes and overcomes spring, make brake shoe leave overload-release clutch [70], drving sprial [79] rotates, transmission nut [80] is stuck under the effect in the guide-track groove straight line at slide block [84] and walks about, cut somebody's hair [44] promote platen [45] and depression bar [47] moves forward, [68A] pushes spherical cavity round steel, [68A] forges into sphere round steel, spring [64] is compressed back, start preceding forcing press, the semimetal mould leaves later half metal pattern [52] before making, and the steel ball after at this moment forging is ejected steel ball [68AB] by spring [64] ejection band push rod [65] and falls into [89] (seeing Figure 11) in the water.For steel ball is not bonded at later half metal pattern (see figure 10).When starting buncher [69] under special situation during excess load, overload-release clutch [70] produces and slides, and has avoided the parts damage.When the good steel ball of forging left later half metal pattern, effect buncher [69] counter-rotating because of travel switch made depression bar [47] return original position (see figure 8).After the good steel ball of forging was ejected, because of the buncher counter-rotating of forcing press before the effect of travel switch, the semimetal mould was return before making, and made preceding semimetal mould [54] and later half metal pattern [52] close tight (see figure 8).So move in circles and carry out forged steel ball.What note is after steel ball is forged, and preceding semimetal mould [54] should leave later half metal pattern [52] immediately, and the speed that moves of the preceding semimetal mould Shu Du that should advance greater than depression bar [47], so that the steel ball bullet is fallen in the water.

Claims (5)

1, multi-purpose equipment for casting and forging such as riser-free abrading-ball, bent axle, liner plate, gear, particularly foundry and forge cast and forge the equipment of producing on a large scale, this equipment mainly contains: vertical hydraulic or spiral be forcing press up and down, induction coil, the upper, middle and lower metal pattern that the die casting abrading-ball is used, forge the heater that abrading-ball is used, metal pattern up and down, pressure head and platen that the die casting bent axle is used; Preceding semimetal mould and later half metal pattern that horizontal forged steel ball is used; Last platen, following platen depression bar up and down is characterized in that:

A, the counterdie [4] that die casting riser-free abrading-ball is used is wound with coil [5] on every side, the depression bar cover coiling [20] of counterdie, be wound with coil [8] around the middle mould [7], cylinder is made on the top of patrix strut kong, coiling [12] around cylinder, in mould [7] but upper surface last layer special cermacis [9] multi-purpose equipment for casting and forging, counterdie is fixed on the framework [1] that is connected with support, platen [23] was gone in the hole of counterdie under down-pressed pole [22] connect, following platen connects mutually with the downforce machine, with inclined-plane pole [18] and mould and counterdie during inclined-plane card [19] is connected, patrix and middle mould are located with alignment pin [17], and patrix has two cups, and upperpush rod [13] and last platen [14] connect, last platen connects mutually with the upward pressure machine

Middle mould [7] increased pressure board [28] that B, forged steel ball are used, circle steel heater (frame) is made up of several cylinders; Heater (frame) has flashboard [26], and there is flashboard slot on both sides; Circumference at middle counterdie has four position dress pneumatic chucking devices, middle counterdie has special ring everywhere, the ring of counterdie is longer, the ring of middle mould is shorter, the ring of middle counterdie has rectangular hole to penetrate pole [18], pole is rectangular, top 1 to 5 inclined-plane square hole is arranged, pole [18] bottom is fixed by bolts on the ring of counterdie, cylinder [24A] is fixed on the long ring left side of counterdie, piston [27D] (airtight and watertight padding is housed) connects piston rod [28E] has 1 ° to 5 ° on top on the right side of piston bar inclined-plane card [19], and the square hole on this card face and the pole is joined the taper pipe thread of making the pneumatic chucking device and connect valve and flexible pipe

C, the counterdie [39] of die casting riser-free bent axle is fixed on the bearing support [29], counterdie is wound with coil [32] and coil [33], the crank throw groove of counterdie [39] open semicircle cylindricality, lower push rod [31] totally 3 to 4 and following platen [30] connection stretches in the hole of counterdie, the lower push rod upper end is a cylindrical section lid, also be wound with coil [35] around the patrix [38], patrix has half-cylindrical crank throw groove, this has the groove that lead to top more less than half round post above groove, be wound with coil [43] around the top of platen [42], the bell crank lever that pressure head [41] is processed into and patrix [38] is corresponding, this bell crank lever end is a cylindrical section lid, last platen [42] connects mutually with the upward pressure machine, and following platen [30] connects mutually with the downforce machine

D, crouch preceding semimetal mould [54] that the all-round mechanization forged steel ball put uses of forcing press is equipped with the push rod [65] of band up and down, and the push rod of this band is equipped with spring [64] at anchor ring, and the other end of this spring is contained in the centre bore of mould; Later half metal pattern [52] is fixing, and pressing plate [66] is fixed on the skewed slot that the upper right side covers round steel whereabouts bearing [50] the right, and bearing [50] back connects baffle plate [49]; The flange of mould [55] and the flange of preceding semimetal mould get up with bolted on connection, before the flange coupling of mould [55] cut somebody's hair [56] of the push rod [58] of forcing press, preceding semimetal mould [54] and mould [55] can be along guide rail [57] and guide rail [61A] back and forth under the drive of cut somebody's hair [56] of preceding forcing press; Baffle plate [49] has a circular hole, and this circular hole penetrates depression bar [47], and depression bar [47] connects platen [45] platen [45] connects the back forcing press with bolt [46] cut somebody's hair [44].

2, equipment according to claim 1, but below it is characterized in that counterdie drill bushing [2] is fixed on bolt [3].

3, equipment according to claim 1 is characterized in that the hole of pressing plate [28] is fixed on above the middle mould [7] Kong Houyong bolt and the alignment pin that hits exactly mould.

4, equipment according to claim 1 is characterized in that inclined-plane pole [36] connects counterdie and penetrates patrix, tightens or unclamps with inclined-plane card [37].

5, equipment according to claim 1 is characterized in that drving sprial [79] rotates, and transmission nut [80] is stuck under effect guide-track groove in straight line at slide block [84] and walks about, and cut somebody's hair [44] promote platen [45] and depression bar [47] moves back and forth, and forge and press round steel [68A].

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