CN103228378A - Electric die-casting machine with core-riving hydraulic unit - Google Patents
Electric die-casting machine with core-riving hydraulic unit Download PDFInfo
- Publication number
- CN103228378A CN103228378A CN2011800542300A CN201180054230A CN103228378A CN 103228378 A CN103228378 A CN 103228378A CN 2011800542300 A CN2011800542300 A CN 2011800542300A CN 201180054230 A CN201180054230 A CN 201180054230A CN 103228378 A CN103228378 A CN 103228378A
- Authority
- CN
- China
- Prior art keywords
- core
- casting machine
- mentioned
- die casting
- hydraulic
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
Images
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22D—CASTING OF METALS; CASTING OF OTHER SUBSTANCES BY THE SAME PROCESSES OR DEVICES
- B22D17/00—Pressure die casting or injection die casting, i.e. casting in which the metal is forced into a mould under high pressure
- B22D17/20—Accessories: Details
- B22D17/22—Dies; Die plates; Die supports; Cooling equipment for dies; Accessories for loosening and ejecting castings from dies
- B22D17/229—Dies; Die plates; Die supports; Cooling equipment for dies; Accessories for loosening and ejecting castings from dies with exchangeable die part
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22D—CASTING OF METALS; CASTING OF OTHER SUBSTANCES BY THE SAME PROCESSES OR DEVICES
- B22D17/00—Pressure die casting or injection die casting, i.e. casting in which the metal is forced into a mould under high pressure
- B22D17/20—Accessories: Details
- B22D17/22—Dies; Die plates; Die supports; Cooling equipment for dies; Accessories for loosening and ejecting castings from dies
- B22D17/24—Accessories for locating and holding cores or inserts
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22D—CASTING OF METALS; CASTING OF OTHER SUBSTANCES BY THE SAME PROCESSES OR DEVICES
- B22D17/00—Pressure die casting or injection die casting, i.e. casting in which the metal is forced into a mould under high pressure
- B22D17/20—Accessories: Details
- B22D17/26—Mechanisms or devices for locking or opening dies
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22D—CASTING OF METALS; CASTING OF OTHER SUBSTANCES BY THE SAME PROCESSES OR DEVICES
- B22D17/00—Pressure die casting or injection die casting, i.e. casting in which the metal is forced into a mould under high pressure
- B22D17/20—Accessories: Details
- B22D17/32—Controlling equipment
Abstract
[Problem] To provide an electric die-casting machine equipped with a core-driving hydraulic unit, the electric die-casting machine being configured in a manner such that, although the electric die-casting machine is equipped with the hydraulic unit, the electric die-casting machine does not require a large installation area and the maintainability of the electric die-casting machine is not compromised. [Solution] A suitable core-driving hydraulic unit (31) is configured by integrating together an oil tank (33), a hydraulic pump (34), a hydraulic pump-driving motor (35), an accumulator (36), an oil cooler (37), valves (38) including a solenoid directional control valve, an oil cleaner (39), an electric box (40), etc. in such a manner that such components are disposed on a base plate (32) doubling as an oil pan. The core-driving hydraulic unit (31) is affixed to a predetermined position on a main base board (2) in such a manner that the hydraulic pump (34) and the hydraulic pump-driving motor (35) are located below a mold-clamping electric servomotor (22) and the remaining components are located at a side of the mold-clamping electric servomotor (22).
Description
Technical field
The present invention relates to possess core and drive the electrodynamic type die casting machine of using hydraulic pressure unit, relate in particular to core and drive with the configuration and the mounting structure of hydraulic pressure unit with respect to the electrodynamic type die casting machine.
Background technology
Die casting machine is cast the product of regulation shape by molten metal materials (metallic solution) such as injection, filling aluminum alloy, magnesium alloy in the die cavity on being formed on mould, compare with the injection moulding machine that with the resin is moulding material, have injection speed and injection pressure in high features at different levels.Therefore, in the past, the fluid pressure type die casting machine that utilizes hydraulic pressure to carry out the driving of the driving of injection piston and mould switching mechanism is a main flow, but in recent years, because the pollution in the shaping factory that can avoid being produced by work oil, the electrodynamic type die casting machine that therefore utilizes electro-motor to carry out the driving of the driving of injection piston and mould switching mechanism is also popularized come (for example with reference to patent documentation 1,2).
Yet,,, can form product with hollow part etc. by the core of the shape of configuration regulation freely of in die cavity, coming in and going out even also identical in die casting machine with injection moulding machine.But, die casting machine is big with solidification shrinkage, the metal material that rigidity after the curing is also high is a moulding material, therefore with smaller with solidification shrinkage, after the curing also easily the resin of strain be the injection moulding machine difference of moulding material, core is solidificated in die cavity on the formed products easily, needs bigger power aspect the drawing of core in the die cavity.Because this situation,,, also use the hydraulic cylinder (for example with reference to patent documentation 3) that can obtain high pressure and pulling capacity at a high speed as the drive source of core even in the past in the electrodynamic type die casting machine.
In the fluid pressure type die casting machine, owing to possess the hydraulic pressure unit that is used to drive injection piston, therefore hydraulic pressure unit can be driven with hydraulic pressure unit as core and shared, but in the electrodynamic type die casting machine, owing to do not have the shared hydraulic pressure unit of energy, therefore need especially prepare core driving hydraulic pressure unit.In addition, in the electrodynamic type die casting machine, also has the type that the hydraulic pressure that will be accumulated in the accumulator uses as the auxiliary power of injection piston, but, the hydraulic pressure unit that this electrodynamic type die casting machine is possessed is compared with the hydraulic pressure unit that the fluid pressure type die casting machine is possessed, therefore export especially lowly, can't drive with hydraulic pressure unit shared with core.The core that has proposed to be possessed as this electrodynamic type die casting machine before the applicant drives uses hydraulic pressure unit, by required hydraulic test and electrical equipment are assembled in the folding and unfolding housing integratedly, form independently not consubstantiality with the electrodynamic type die casting machine, can suitably be attached near the scheme (with reference to patent documentation 4) of the set electrodynamic type die casting machine in shaping workshop.
The core that proposes before the applicant drives with hydraulic pressure unit owing to forming independently required hydraulic test and the electrical equipment of folding and unfolding in the folding and unfolding housing of consubstantiality not with the electrodynamic type die casting machine, therefore need on electrodynamic type gesture die casting machine, not assemble hydraulic test or the electrical equipment that constitutes hydraulic pressure unit, can make simplifying the structure of electrodynamic type die casting machine.In addition, in the occasion of the manufacturing of the product that does not use core,, be rational therefore owing to take care of discretely in other places from the electrodynamic type die casting machine.
The prior art document
Patent documentation
Patent documentation 1: TOHKEMY 2000-84654 communique
Patent documentation 2: TOHKEMY 2001-1126 communique
Patent documentation 3: TOHKEMY 2006-289410 communique
Patent documentation 4: TOHKEMY 2011-50974 communique
Summary of the invention
Invent problem to be solved
But, the core that proposes before the applicant drives and forms independently not consubstantiality with hydraulic pressure unit and electrodynamic type die casting machine, be arranged on as required the electrodynamic type die casting machine near, therefore have big and so on the problem of area change that is provided with of the total integral body of hydraulic pressure unit and electrodynamic type die casting machine.In addition, owing near the electrodynamic type die casting machine, be provided with large-scale hydraulic pressure unit, therefore also there is the problem of maintenance of being difficult to carry out the electrodynamic type die casting machine and so on.And because hydraulic pressure unit is large-scale, therefore having aspect the occasion of the manufacturing of the product that does not use core mobile needs bigger labour, needs the problem in bigger space and so on aspect keeping.
The present invention finishes for the problem that solves this prior art, even its purpose is to provide the area that is provided with that does not also enlarge the electrodynamic type die casting machine in the occasion that possesses hydraulic pressure unit, can not damage the maintainability of electrodynamic type die casting machine, and move and keeping is easy to possess core and drives electrodynamic type die casting machine with hydraulic pressure unit.Be used to solve the method for problem
The present invention provides a kind of electrodynamic type die casting machine in order to solve above-mentioned problem, possesses: main basal disc; Be installed on the above-mentioned main basal disc, matched moulds carried out the clamping of the switching of mould with electric servomotor as drive source; Be installed on the above-mentioned main basal disc, with the injection mechanism of injection electric servomotor as drive source injection of metallic solution in above-mentioned mould; Be installed in the core driving hydraulic cylinder on the above-mentioned mould; And drive to the core of above-mentioned hydraulic cylinder supply pressure oil and to use hydraulic pressure unit; above-mentioned core drives with hydraulic pressure unit and comprises at least that by assembling integratedly on substrate a plurality of equipment of fuel tank, hydraulic pump, hydraulic pump drive motor, oil cooler, valve class and electronic case constitute; by aforesaid substrate being fixed on the desired location above-mentioned main basal disc in the outer part than above-mentioned clamping, each of above-mentioned a plurality of equipment is configured in above-mentioned matched moulds with around the electric servomotor.
According to this structure; because assembling integratedly constitutes various hydraulic tests and the electrical equipment of core driving with hydraulic pressure unit on substrate; this substrate is fixed on the desired location main basal disc in the outer part than clamping; and the various hydraulic tests and the electrical equipment that will be assembled on this substrate are configured in matched moulds with around the electric servomotor; therefore do not need to change the basic design of electrodynamic type die casting machine; can effectively utilize matched moulds with the space around the electric servomotor, set core driving hydraulic pressure unit.Therefore, even drive occasion possessing core, always area is set also can maximize of electrodynamic type die casting machine can make the core that possesses at shaping workshop drive the facilitation that is provided with the electrodynamic type die casting machine of hydraulic pressure unit with hydraulic pressure unit.In addition, owing to will assemble integratedly and constitute core and drive substrate with the various hydraulic tests of hydraulic pressure unit and electrical equipment and be fixed on assigned position on the main basal disc, therefore can easily carry out core drives with hydraulic pressure unit with respect to the installation of electrodynamic type die casting machine and unload, also can keep the maintainability of electrodynamic type die casting machine, and core drives with the moving of hydraulic pressure unit, keeping also can facilitation.
In addition, the present invention is a kind of electrodynamic type die casting machine, and the core that possesses said structure drives use hydraulic pressure unit, is dispersed in above-mentioned matched moulds and disposes with the side part of electric servomotor and below part constituting above-mentioned core driving each equipment with hydraulic pressure unit.
Drive in the equipment with hydraulic pressure unit and have for example such big parts of height dimension such as fuel tank, oil cooler constituting core, for example also have hydraulic pump drive with the little parts of the such height dimension of electro-motor.Therefore, as long as with regard to the big parts of height dimension, be configured in the side part of matched moulds with electric servomotor, with regard to the little parts of height dimension, be configured in the below part of matched moulds with electric servomotor, then can prevent the interference of each equipment and matched moulds, and can effectively utilize on every side the space of matched moulds with electric servomotor with electric servomotor.
In addition, the present invention is a kind of electrodynamic type die casting machine, and it core that possesses said structure drives uses hydraulic pressure unit, and aforesaid substrate is double makees the work oil that acceptance spills with hydraulic pressure unit from above-mentioned core driving, thereby prevents the food tray to the outside outflow.
According to this structure, by using the double substrate of doing food tray, can prevent that driving the work oil that spills with hydraulic pressure unit from core flows out to the outside, the workshop that therefore can effectively prevent to be shaped is by the oily pollution that causes of work.
The invention effect
Root the present invention, drive various hydraulic tests and the electrical equipment of using hydraulic pressure unit owing to use the space configuration on every side of electric servomotor to constitute core at matched moulds, even therefore possessing the occasion of core driving with hydraulic pressure unit, also can prevent the increase that area is set of electrodynamic type die casting machine, can make the core that possesses in the shaping workshop drive the facilitation that is provided with the electrodynamic type die casting machine of hydraulic pressure unit.In addition, owing to the core that is assembled in integratedly on the substrate can be driven the position that is fixed on the regulation on the main basal disc with the hydraulic pressure unit loading and unloading freely, therefore can easily carry out core drives with hydraulic pressure unit with respect to the installation of electrodynamic type die casting machine and unload, can keep the maintainability of electrodynamic type die casting machine, and the core driving also can facilitation with the mobile and keeping of hydraulic pressure unit.
Description of drawings
Fig. 1 is that expression makes the core of the electrodynamic type die casting machine of embodiment drive the stereogram of the state that has separated with hydraulic pressure unit.
Fig. 2 is that the core of embodiment drives the hydraulic circuit diagram with hydraulic pressure unit.
Fig. 3 is the chart of action of the electrodynamic type die casting machine of expression embodiment.
Fig. 4 is that the core of embodiment drives the vertical view with hydraulic pressure unit.
Fig. 5 is the side view of observing from the A direction of Fig. 4.
Fig. 6 is the side view of observing from the B direction of Fig. 4.
Fig. 7 is the side view of observing from the C direction of Fig. 4.
Fig. 8 has installed the major part vertical view of core driving with the electrodynamic type die casting machine of the embodiment of hydraulic pressure unit.
Fig. 9 is from the end view drawing that the core driving is observed with the hydraulic pressure unit side with the core driving of the electrodynamic type die casting machine of the embodiment of hydraulic pressure unit has been installed.
The specific embodiment
Below, use a description of drawings embodiment that possesses the core driving with the electrodynamic type die casting machine of hydraulic pressure unit of the present invention.
As shown in Figure 1, the electrodynamic type die casting machine 1 of the present embodiment injecting unit 11 that mainly comprises main basal disc 2, be installed in closing unit 21 on the main basal disc 2, keep by main basal disc 2 and closing unit 21, be installed in the not shown core that mould, mould possessed on the closing unit 21 and drive with hydraulic cylinder (with reference to Fig. 2), be installed in core unit 8, loading and unloading on the closing unit 21 and be installed in core on the main basal disc 2 freely and drive and use hydraulic pressure unit 31.
On the one group of mould that constitutes by fixed mould and moveable die, can be provided with the core of the specified quantity of shape with regulation and size with coming in and going out,, in mould, form the die cavity of the regulation shape corresponding with the face shaping of product by the assembling core.These each cores are driven by driving the hydraulic cylinder that mould possessed, and this hydraulic cylinder is driven from the pressure oil that core drives with hydraulic pressure unit 31 supplies by the controls such as control valve that utilize core unit 8 and possessed.Use Fig. 2 to illustrate that core unit 8 and core drive structure and the action with hydraulic pressure unit 31 afterwards.
Injecting unit 11 possesses: be installed in the support component 3 on the fixed form 5; Remain on the matrix part 12 on support component 3 and the main basal disc 2; Be fixed on the maintainance block 13 on the matrix part 12; Be fixed on the injection electric servomotor 14 on the maintainance block 13; The not shown ball screw framework that constitutes by the nut body that rotatablely moving of injection electric servomotor 14 is converted to straight-line ballscrew shaft and combine with this ball-screw male thread; The rotation of injection electric servomotor 14 is delivered to not shown rotary transfer machines such as pulley on the ball screw framework and belt; With the nut body of ball screw framework be one, and the moving body 15 that moves before and after on matrix part 12; Be fixed on the shot sleeve 16 on the fixed form 5; One end is fixed on the moving body 15, the injection piston 17 of the metallic solution injection that the other end can dispose in shot sleeve 16 movably forward and backward; And the accumulator 18 that injection piston 17 is applied auxiliary driving force.
Closing unit 21 possesses: relatively be installed in tailstock 4 and fixed form 5 on the main basal disc 2 across the interval of regulation; Two ends are attached at many bars 6 on these tailstocks 4 and the fixed form 5; Be installed in sliding freely on the bar 6, but the moving platen 7 that between tailstock 4 and fixed form 5, moves forward and backward; Be installed in the matched moulds electric servomotor 9 of the outside of tailstock 4; Matched moulds is converted to the not shown ball screw framework that moves forward and backward motion of not shown moving body with the rotation of electric servomotor 9; Drive by above-mentioned not shown moving body, but and on the die opening and closing direction, drive the elbow-bar mechanism 10 of moving platen 7.
In addition, main basal disc 2 forms and above-mentioned whole structure member can be carried the size on surface thereon, and an end of length direction extends to the position of the outer surface that roughly arrives maintainance block 13, and the other end extends to and roughly arrives the outer end of matched moulds with electric servomotor 9.The matched moulds that comprises Poewr transmission mechanism is littler than the width dimensions of main basal disc 2 with the width dimensions of electric servomotor 9, comprises that the matched moulds of Poewr transmission mechanism is littler than the height dimension of tailstock 4 with the height dimension of electric servomotor 9.Therefore, the matched moulds of the top of main basal disc 2 is the space that can dispose some parts with peripheral part of electric servomotor 9.
As Fig. 1, Fig. 4～shown in Figure 7, core drives with hydraulic pressure unit 31 and constitutes by assemble fuel tank 33, hydraulic pump 34, hydraulic pump drive motor 35, accumulator 36, oil cooler 37, the valve class 38 that comprises electromagnetism direction transfer valve, oily deduster 39 and electronic case 40 etc. integratedly on the double substrate 32 of doing food tray.As Fig. 4 and shown in Figure 7, be configured in a side of substrate 32 hydraulic pump 34 that height dimension is little and hydraulic pump drive motor 35 horizontally-arrangeds, centralized configuration such as accumulator 36 that height dimension is big and oil cooler 37 are at the opposite side of substrate 32.In addition, in the present embodiment, dispose up and down with overlapping, and make fuel tank 33, oil cooler 37, oily deduster 39 and electronic case 40, make each configuration of components centralization of substrate 32 in configuration overlappingly up and down by making valve class 38 and accumulator 36.The core of this example of Gou Chenging drives with hydraulic pressure unit 31 as Fig. 8 and shown in Figure 9 like this, configuration hydraulic pump 34 and hydraulic pump drive motor 35 below matched moulds usefulness electric servomotor 22, and dispose other equipment at matched moulds with the side of electric servomotor 9, thereby substrate 32 is fixed on assigned position on the main basal disc 2.Thus, assembled the electrodynamic type die casting machine that possesses core driving usefulness hydraulic pressure unit.In addition, the symbol 60 expression grease lubrication devices of Fig. 8 and Fig. 9.
As mentioned above, the core of this example drives with hydraulic pressure unit 31 when the assigned position that substrate 32 is fixed on the main basal disc 2, each equipment that the formation core drives with hydraulic pressure unit 31 is not configured on every side the space of matched moulds with electric servomotor 9 with matched moulds with electric servomotor 9 with interfering, even therefore possessing the occasion of core driving, the area that is provided with of electrodynamic type die casting machine 1 is maximized with hydraulic pressure unit 31.In addition, the core of this example drives with hydraulic pressure unit 31 each equipment of configuration on the double substrate 32 of doing food tray, and therefore the work oil that exposes from hydraulic test can not flow out to the outside, and the workshop that can prevent to be shaped causes pollution by the oil of working.In addition, because the core of this example drives and assembles required hydraulic test and electrical equipment integratedly with hydraulic pressure unit 31 on substrate 32, therefore core drives with hydraulic pressure unit 31 with respect to the installation of electrodynamic type die casting machine 1 and unload easily, also can not damage the maintainability of electrodynamic type die casting machine 1.In addition because core drives with hydraulic pressure unit 31 with respect to the installation of electrodynamic type die casting machine 1 and unload easily, therefore can make the core of occasion of the casting of the product that has not carried out utilizing core drive with hydraulic pressure unit 31 move and keeping easy.
Below, use Fig. 2 illustrates in greater detail core unit 8 and core drives structure and the action of using hydraulic pressure unit 31.From these figure as can be seen, the core unit 8 of this example possesses three core 41a, 41b, 41c and a pad 42.
As shown in Figure 2, the core of this example drives with hydraulic pressure unit 31 and utilizes hydraulic pump drive motor 35 to drive hydraulic pump 34, the work oil that is accumulated in the fuel tank 33 is transported in the accumulator 36, and accumulates pressure in accumulator 36.The work oil of accumulating pressure in this accumulator 36 is at core 41a, 41b, when 41c enters (when advancing), be transported to core and drive each bar side room of using hydraulic cylinder 43a, 43b, 43c, at each core 41a, 41b, when 41c returns (when retreating), be transported to the side room of this hydraulic cylinder 43a, 43b, 43c.Flowing of this work oil drives ACC circuit 45 controls that possessed with hydraulic pressure unit 31 by core.ACC circuit 45 comprise the switching of pressure sensor 46, lift valve 47, control lift valve 47 electromagnetism directional control valve 48,49, be located at the electromagnetism direction transfer valve 50 on the discharge side hydraulic circuit a of hydraulic pump 34 and replace valve 51.In addition, possess oil cooler 37 and oily deduster 39 returning on the oily backward channel b of fuel tank 33.
In addition, on the core unit 8 of this example, possess from lift valve 47 and arrive each hydraulic cylinder 43a, 43b that cores drive usefulness, each hydraulic channel c of 43c, on these each hydraulic channel c, be connected with pressure-reducing valve 52a, 52b, 52c, choke valve 53a, 53b, 53c, will switch to electromagnetism direction transfer valve 54a, 54b, 54c, test valve 55a, 55b, 55c and electromagnetism directional control valve 56a, 56b, the 56c in a side room or the bar side room of hydraulic cylinder 43a, 43b, 43c from the work oil of lift valve 47.
On the other hand, pad 42 is driven by hydraulic cylinder 45, is connected with pressure-reducing valve 56, choke valve 57 at each the hydraulic channel e that drives the hydraulic cylinder 45 of usefulness from lift valve 47 to pad, will switches to electromagnetism direction transfer valve 58, the test valve 59 in a side room or the bar side room of hydraulic cylinder 45 from the work oil of lift valve 47.
The action of the electrodynamic type die casting machine 1 of embodiment then, is described with reference to Fig. 3.
As mentioned above, in order suitably to drive the hydraulic cylinder 44 that hydraulic cylinder 43a, 43b, 43c and pad that core drives usefulness drive usefulness, when the driving of core 41a, 41b, 41c and during the driving of pad 42, need in accumulator 36, accumulate necessary pressure.Therefore, always utilize pressure sensor 46 to detect pressure in the accumulators 36, the pressure accumulator 36 in is setting when following, connects the solenoid CP1 of electromagnetism direction transfer valve 50, thus the motor 35 of driving hydraulic pump 34.Thus, the work oil in the fuel tank 33 is supplied to accumulator 36, and in accumulator 36, accumulate pressure.In addition, the pressure in accumulator 36 arrives the stage of authorized pressure, disconnects the solenoid CP1 of electromagnetism direction transfer valve 50, the motor 35 of stop solution press pump 34.
Like this, the pressure pressure accumulation in accumulator 36 begins the operation that enters of core 41a, 41b, 41c under the state more than the authorized pressure.In entering operation, forward drive moveable die and core 41a, 41b, 41c, but the drive source of moveable die and core 41a, 41b, 41c is respectively a different system, so the driving order of moveable die and core 41a, 41b, 41c limits especially.In addition, also can distinguish and drive these moveable dies and core 41a, 41b, 41c side by side.At first, matched moulds to moveable die describes, the matched moulds of moveable die utilizes mould switching mechanism 23 that but moving platen 7 is advanced by driving electric servomotor 22, but makes the fixed mould butt of the moveable die that is located on this moving platen 7 and fixed form 5 and matched moulds.
On the other hand, solenoid CDR, electromagnetism direction transfer valve 54a, solenoid 1CF, the 2CF of 54b, 54c, the 3CF that hydraulic channel c is possessed that operation makes the electromagnetism directional control valve 48 that ACC circuit 45 possessed that enter of core 41a, 41b, 41c connects, and pressure-reducing valve 52a, the 52b that is possessed by lift valve 47, hydraulic channel c from accumulator 36,52c, choke valve 53a, 53b, 53c, test valve 55a, 55b, 55c are to the bar side room of each hydraulic cylinder 43a, 43b, 43c transportation work oil.Thus, the elongation of the bar of each hydraulic cylinder 43a, 43b, 43c, core 41a, 41b, 41c advance.
Afterwards, carry out driving injection electric servomotor 14 and utilizing the injection process of injecting unit 11, pressurize following closely, refrigerating work procedure, in this pressurize, refrigerating work procedure, used the secondary pressurization operation (pressurized) of pad 44.Pad 44 is configured on core 41a, 41b, the 41c sliding freely, and secondary pressurization operation is undertaken by the hydraulic-driven pad 44 that is used to self-hydraulic unit 31.In utilizing the secondary pressurization operation of this pad 44, connect solenoid CP2, the solenoid CDR of electromagnetism directional control valve 49, the solenoid LCU of electromagnetism direction transfer valve 58 of electromagnetism direction transfer valve 50, drive hydraulic pump 34, to be transported to the bar side room of hydraulic cylinder 44 by lift valve 47, pressure-reducing valve 56, choke valve 57, electromagnetism direction transfer valve 58, test valve 59 from the pressure oil that hydraulic pump 34 is discharged, thereby make the bar elongation of hydraulic cylinder 44.At this moment, the work oil that is accumulated in the side room of hydraulic cylinder 44 returns fuel tank 33 by test valve 59, electromagnetism direction transfer valve 58, choke valve 57, pressure-reducing valve 56 from oily backward channel d.Like this, when driving hydraulic pump 34 and make the bar elongation of hydraulic cylinder 44, can utilize pad 42 partly the metallic solution that is filled in the die cavity to be pressurizeed, therefore can in die cavity, add sufficient press solution.
When refrigerating work procedure finishes, at first, drive hydraulic cylinder 44 and make pad 44 return original position.In this occasion, the solenoid CD of magnetic valve direction transfer valve 58 is switched to connection, and drive hydraulic pump 34, will be transported to a side room of hydraulic cylinder 44 from the pressure oil that hydraulic pump 34 is discharged, thereby the bar of hydraulic cylinder 44 is shunk.At this moment, the work oil that supplies to the bar side room of hydraulic cylinder 44 returns in the fuel tank 33 from oily backward channel d through test valve 59, electromagnetism direction transfer valve 58, choke valve 57, pressure-reducing valve 56.
Then, make matched moulds moveable die be retreated, carry out die sinking with electric servomotor 22 counter-rotatings, and, make core 41a, 41b, 41c return original position.Solenoid 1CB, 2CB, the 3CB that operation makes the electromagnetism direction transfer valve 54a that possesses accordingly with each hydraulic cylinder 43a, 43b, 43c, 54b, 54c that return of core 41a, 41b, 41c connects, from accumulator 36 by lift valve 47, pressure-reducing valve 52a, 52b, 52c, choke valve 53a, 53b, 53c, test valve 55a, 55b, 55c a side room transportation work oil to each hydraulic cylinder 43a, 43b, 43c.Thus, the bar of each hydraulic cylinder 43a, 43b, 43c shrinks, and core 41a, 41b, 41c retreat.At this moment, the work oil that is accumulated in the bar side room of hydraulic cylinder 43a, 43b, 43c returns in the fuel tank 33 from oily backward channel d by test valve 55a, 55b, 55c, choke valve 53a, 53b, 53c, pressure-reducing valve 52a, 52b, 52c.Like this, in the present embodiment, owing to utilize hydraulic cylinder 43a, 43b, 43c to carry out the operation of returning of core 41a, 41b, 41c, therefore can be easily and carry out core 41a, 41b, 41c taking-up reliably from the metal material that solidifies.
After die sinking, drive not shown ejection mechanism and make the die casting machine product that solidifies outstanding from moveable die, finish the shaping of one-period.When turning round continuously, carry out same forming period repeatedly with the periodicity of stipulating.The opportunity of above-mentioned each solenoidal connection in addition,, disconnection is by the signal controlling from system controller that electronic die casting machine 1 possessed etc., not shown controlling organization.
In addition, in the above-described embodiment, occasion with the electrodynamic type die casting machine that is applied to possess the accumulator 18 that is used to drive injection piston 17 is that example is illustrated, but purport of the present invention is not defined in these, can be applied to only utilize electric servomotor to carry out the electrodynamic type die casting machine of the driving of injection piston 17 certainly.
Utilizability on the industry
The present invention can be applied to utilize core to cast the electrodynamic type die casting machine of the product of regulation shape.
Symbol description
1-electrodynamic type die casting machine, 2-main basal disc, 3-support component, 4-tailstock, 5-fixed form, 6-bar, but 7-moving platen, 8-core unit, 9-matched moulds electric servomotor, 10-elbow-bar mechanism, 11-injecting unit, 12-matrix part, 13-maintainance block, 14-injection electric servomotor, 15-moving body, 16-shot sleeve, 17-injection piston, 18-accumulator, 21-closing unit, 31-core drive uses hydraulic pressure unit, 32-substrate (food tray), 33-fuel tank, 34-hydraulic pump, 35-hydraulic pump drive motor, 36-accumulator, 37-oil cooler, 38-valve class, 39-oily deduster, 40-electronic case.
Claims (3)
1. electrodynamic type die casting machine, it possesses: main basal disc; Be installed on the above-mentioned main basal disc, matched moulds carried out the clamping of the switching of mould with electric servomotor as drive source; Be installed on the above-mentioned main basal disc, with the injection mechanism of injection electric servomotor as drive source injection of metallic solution in above-mentioned mould; Be installed in the core driving hydraulic cylinder on the above-mentioned mould; And drive to the core of above-mentioned hydraulic cylinder supply pressure oil and to use hydraulic pressure unit, this electrodynamic type die casting machine to be characterised in that,
Above-mentioned core drives with hydraulic pressure unit and comprises at least that by assembling integratedly on substrate a plurality of equipment of fuel tank, hydraulic pump, hydraulic pump drive motor, oil cooler, valve class and electronic case constitute; by aforesaid substrate being fixed on the desired location above-mentioned main basal disc in the outer part than above-mentioned clamping, each of above-mentioned a plurality of equipment is configured in above-mentioned matched moulds with around the electric servomotor.
2. electrodynamic type die casting machine according to claim 1 is characterized in that,
Drive each equipment with hydraulic pressure unit and be dispersed in above-mentioned matched moulds and dispose constituting above-mentioned core with the side part of electric servomotor and below part.
3. electrodynamic type die casting machine according to claim 1 is characterized in that,
Aforesaid substrate is double makees the work oil that acceptance spills with hydraulic pressure unit from above-mentioned core driving, thereby prevents the food tray to the outside outflow.
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2010-253139 | 2010-11-11 | ||
| JP2010253139A JP5665492B2 (en) | 2010-11-11 | 2010-11-11 | Electric die-casting machine with core drive hydraulic unit |
| PCT/JP2011/075839 WO2012063867A1 (en) | 2010-11-11 | 2011-11-09 | Electric die-casting machine with core-driving hydraulic unit |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103228378A true CN103228378A (en) | 2013-07-31 |
| CN103228378B CN103228378B (en) | 2016-01-06 |
Family
ID=46051007
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201180054230.0A Expired - Fee Related CN103228378B (en) | 2010-11-11 | 2011-11-09 | Possesses the electrodynamic type die casting machine of core driving hydraulic pressure unit |
Country Status (3)
| Country | Link |
|---|---|
| JP (1) | JP5665492B2 (en) |
| CN (1) | CN103228378B (en) |
| WO (1) | WO2012063867A1 (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104972065A (en) * | 2015-06-30 | 2015-10-14 | 重庆市合川区云天机械制造有限公司 | Manufacturing equipment of oil seal cover sand mould capable of cooling rapidly |
| CN109465420A (en) * | 2018-12-07 | 2019-03-15 | 蚌埠隆华压铸机有限公司 | A kind of die casting machine that casting can be allowed to be quickly cooled down solidification |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103286293B (en) * | 2013-05-14 | 2015-04-15 | 西安交通大学 | All-electric miniature die-casting machine |
| JP6457750B2 (en) * | 2014-07-02 | 2019-01-23 | 東芝機械株式会社 | Molding equipment |
| CN109237943B (en) * | 2018-11-13 | 2020-02-21 | 蚌埠隆华压铸机有限公司 | Feeding device for die casting machine |
| US11834973B2 (en) * | 2018-12-17 | 2023-12-05 | Honda Motor Co., Ltd. | Oil case and method for manufacturing oil case |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2778532Y (en) * | 2005-02-07 | 2006-05-10 | 谯述清 | Die-casting or injection moulding apparatus |
| CN1843663A (en) * | 2005-04-08 | 2006-10-11 | 东芝机械株式会社 | Method and apparatus for electric clamping |
| CN1990142A (en) * | 2005-12-26 | 2007-07-04 | 东芝机械株式会社 | Method and apparatus for removing a casted part for use in a die casting machine |
| JP4244485B2 (en) * | 1999-12-28 | 2009-03-25 | 宇部興産株式会社 | Core control method and apparatus for molding machine |
| CN101516546A (en) * | 2006-09-20 | 2009-08-26 | 宇部兴产机械株式会社 | Injection device for die casting machine |
| WO2010001963A1 (en) * | 2008-07-04 | 2010-01-07 | 東洋機械金属株式会社 | Die cast machine |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0242433Y2 (en) * | 1985-11-22 | 1990-11-13 | ||
| JP5612841B2 (en) * | 2009-08-31 | 2014-10-22 | 東洋機械金属株式会社 | Electric die casting machine with external hydraulic unit |
-
2010
- 2010-11-11 JP JP2010253139A patent/JP5665492B2/en active Active
-
2011
- 2011-11-09 CN CN201180054230.0A patent/CN103228378B/en not_active Expired - Fee Related
- 2011-11-09 WO PCT/JP2011/075839 patent/WO2012063867A1/en active Application Filing
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP4244485B2 (en) * | 1999-12-28 | 2009-03-25 | 宇部興産株式会社 | Core control method and apparatus for molding machine |
| CN2778532Y (en) * | 2005-02-07 | 2006-05-10 | 谯述清 | Die-casting or injection moulding apparatus |
| CN1843663A (en) * | 2005-04-08 | 2006-10-11 | 东芝机械株式会社 | Method and apparatus for electric clamping |
| CN1990142A (en) * | 2005-12-26 | 2007-07-04 | 东芝机械株式会社 | Method and apparatus for removing a casted part for use in a die casting machine |
| CN101516546A (en) * | 2006-09-20 | 2009-08-26 | 宇部兴产机械株式会社 | Injection device for die casting machine |
| WO2010001963A1 (en) * | 2008-07-04 | 2010-01-07 | 東洋機械金属株式会社 | Die cast machine |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104972065A (en) * | 2015-06-30 | 2015-10-14 | 重庆市合川区云天机械制造有限公司 | Manufacturing equipment of oil seal cover sand mould capable of cooling rapidly |
| CN104972065B (en) * | 2015-06-30 | 2017-03-22 | 重庆市合川区云天机械制造有限公司 | Manufacturing equipment of oil seal cover sand mould capable of cooling rapidly |
| CN109465420A (en) * | 2018-12-07 | 2019-03-15 | 蚌埠隆华压铸机有限公司 | A kind of die casting machine that casting can be allowed to be quickly cooled down solidification |
Also Published As
| Publication number | Publication date |
|---|---|
| CN103228378B (en) | 2016-01-06 |
| JP2012101259A (en) | 2012-05-31 |
| JP5665492B2 (en) | 2015-02-04 |
| WO2012063867A1 (en) | 2012-05-18 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN103228378A (en) | Electric die-casting machine with core-riving hydraulic unit | |
| CN100548609C (en) | Clamping machine | |
| CN105880486B (en) | A kind of mold and method of casting hub | |
| JP6899059B2 (en) | Horizontal hot water supply Vertical injection cold chamber die casting machine and squeeze casting method | |
| US9884364B2 (en) | Molding apparatus | |
| CN102259178B (en) | Servo mechanism for high-energy saving die casting machine | |
| JP6061161B2 (en) | Hydraulic extruder and method of operating a hydraulic extruder | |
| CN106738746A (en) | Injection molding machine | |
| CN103619557B (en) | Injection device | |
| JP2015520028A5 (en) | ||
| CN105522141A (en) | Piston gravity casting machine | |
| CN101992531B (en) | Mold clamping device and method for operating mold clamping device | |
| CN102470595B (en) | Clamping unit for an injection molding machine | |
| JP4780290B2 (en) | Clamping device | |
| CN109482836A (en) | A kind of centrifugal casting punching block model commonality regulating device and adjusting method | |
| US7399179B2 (en) | Injection unit mount | |
| CN108357142B (en) | Hydraulic demoulding device | |
| CN103100671B (en) | Gravity casting machine of wheel hub | |
| CN101774004B (en) | Oil-electric hybrid hot-chamber die casting machine injection system | |
| US20080041461A1 (en) | Fluid distributor and translatable drive apparatus for a molding | |
| JP2011050974A (en) | Electric die casting machine equipped with external hydraulic unit | |
| JP4551213B2 (en) | Injection molding machine | |
| CN216461489U (en) | High-speed hot forging hydraulic press of four post servo motor | |
| JP6207029B2 (en) | Molding machine control method | |
| AT414224B (en) | Two plate injection molding machine with fixed and moveable platens useful for hydraulic systems of injection molding machines ensures favourable transfer ratio between clamping and driving forces of toggle lever systems |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20160106 Termination date: 20201109 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |