CN100503088C - Die casting machine - Google Patents

Die casting machine Download PDF

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Publication number
CN100503088C
CN100503088C CNB200610136240XA CN200610136240A CN100503088C CN 100503088 C CN100503088 C CN 100503088C CN B200610136240X A CNB200610136240X A CN B200610136240XA CN 200610136240 A CN200610136240 A CN 200610136240A CN 100503088 C CN100503088 C CN 100503088C
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CN
China
Prior art keywords
aforementioned
push rod
die cavity
die
releasing agent
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Expired - Fee Related
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CNB200610136240XA
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Chinese (zh)
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CN1981957A (en
Inventor
铃木一弘
鹤田一美
久保木勋
丰岛俊昭
久保田正光
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Shibaura Machine Co Ltd
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Toshiba Machine Co Ltd
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Publication of CN1981957A publication Critical patent/CN1981957A/en
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Publication of CN100503088C publication Critical patent/CN100503088C/en
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  • Molds, Cores, And Manufacturing Methods Thereof (AREA)
  • Moulds For Moulding Plastics Or The Like (AREA)

Abstract

To provide a die-casting machine, which applies a powdery mold-release agent or a powdery lubricant by a simple structure and makes the agent or the lubricant deliver their sufficient performance. The die-casting machine injects molten metal into a cavity formed between a pair of metal dies and fills the cavity with the metal in order to cast a casting. The machine includes an ejection pin (71), which ejects the casting from the dies by protruding the front end part of the pin into the cavity, and a powder supply device (85), which supplies a powdery mold-release agent to accelerate the separation of the casting from the metal dies. The ejection pin (71) is provided with a mold-release-agent feeding passage, which guides the powdery mold-release agent, supplied from the powder supply device (85), to the front end part of the ejection pin (71) to feed the agent into the cavity.

Description

Die casting machine
The application is to be that on September 15th, 2003, application number are divided an application for " die casting machine " for " 03164986.6 ", denomination of invention the applying date.
Technical field
The present invention relates to die casting machine.
Background technology
Die casting machine be by the pair of metal mould, respectively keep this a pair of metal die fixedly casting plate and mobile casting plate, carry out that metal die opens and closes and the mold closing mechanism of matched moulds, injection apparatus etc. with plunger and sleeve constitute, this injection apparatus is used for molten metal sprayed and is filled in the die cavity that the pair of metal intermode forms.
In this die casting machine, from metal die, being taken out, before casting, to be coated with releasing agent at the die cavity inner face of metal die by products cast for easily.In addition, the sleeve of injection apparatus and the friction between plunger in order to reduce to be mapped to molten metal in the metal die die cavity will be to sleeve inner peripheral surface application of lubricating before casting.
As above-mentioned releasing agent and lubricant, though water-soluble mold-release agent and soluble oil that great majority are dissolved in release materials and lubriation material to form in the water are also brought into use the powdered mold release agents and the powdery lubricant of the dusty material formation that substitutes these materials.
Powdered mold release agents is compared with soluble oil with water-soluble mold-release agent with the powdery lubricant, has following various advantage: can relax temperature jump to metal die, can reduce the gas mixed volume of sneaking in the system product, can improve the disconnected heat of height and the demolding performace of evaporation film forming, can reduce noise, not need to carry out draining processing etc.
But, in order to give full play to the performance of powdered mold release agents and powdery lubricant, these pulvis are evenly disperseed attached to the mold cavity surface of metal die and the inner peripheral surface of sleeve.
In addition, be coated on the mold cavity surface of metal die to powdered mold release agents and the powdery lubricant applying on the inner peripheral surface of sleeve, must have under metal die matched moulds state powdered mold release agents is ejected into injection apparatus in the die cavity.
But,, be difficult for injection apparatus is arranged on the periphery of metal die because the metal die temperature is very high in the casting cycle.In addition, owing to additional injection apparatus will inevitably raise the cost.
Summary of the invention
The present invention carries out in view of the above problems, and its purpose is that the die casting machine that provides can be coated with powdered mold release agents or lubricant simply, and can give full play to the performance of powdered mold release agents or lubricant.
Die casting machine of the present invention, it sprays filling with molten metal and advances in the die cavity that forms between the pair of metal mould, waters casting mold casting parts, it is characterized in that, have first push rod and releasing agent feedway, the first end of aforementioned first push rod puts in the aforementioned die cavity, from metal die launch mode foundry goods; Aforementioned releasing agent feedway is used to supply with powdered mold release agents, promote die casting from the aforementioned metal die demoulding, aforementioned first push rod comprises: the releasing agent feed path, this releasing agent feed path is directed to this push rod elder generation end to the powdered mold release agents of supplying with from aforementioned releasing agent feedway, and is supplied to aforementioned die cavity; Feeding lubricating device, it supplies with powdery lubricant, is used to reduce the friction between sleeve and plunger, and wherein, aforementioned sleeve is communicated with aforementioned die cavity and is supplied to molten metal, and the molten metal that aforementioned plunger will be supplied with this sleeve sprays filling to aforementioned die cavity; The lubricant feed path, it will be directed to the first end of aforementioned push rod and be supplied to aforementioned sleeve from the powdery lubricant that aforementioned feeding lubricating device is supplied with; The circulate coolant path, it makes the inner loop of the cooling agent of described first push rod of cooling at described first push rod.
Die casting machine of the present invention, more preferably structure is also to have second push rod of not being with aforementioned releasing agent feed path, also have drive unit, this drive unit makes first push rod that has aforementioned releasing agent feed path move for aforementioned die cavity independently with respect to second push rod that does not have aforementioned releasing agent feed path.
Die casting machine of the present invention, more preferably structure is also to have exhaust apparatus, and this exhaust apparatus is under the matched moulds state at the aforementioned metal mould, and the gas of discharging in the aforementioned die cavity reduces pressure; After aforementioned exhaust apparatus began exhaust, the aforementioned powdered mold release agents of the aforementioned push rod of process was supplied in the aforementioned die cavity, and was spread by the mobile powdered mold release agents of supply that makes of air that exhaust produces, attached to the inner face of this die cavity.
In the present invention, push rod is advanced die cavity and powdered mold release agents when the releasing agent feedway is supplied with the releasing agent feed path, can make powdered mold release agents be supplied to die cavity from the first end of push rod, thereby on the push rod of original promotion die casting, form the releasing agent feed path, can be from releasing agent feedway supply powdered mold release agents, can carry out the coating of powdered mold release agents at the push rod place, and, if carry out supply, the blocking-up of powdered mold release agents, just control valve etc. need be set on metal die in releasing agent feedway side.
Description of drawings
Fig. 1 is the die casting machine construction profile of expression one embodiment of the invention;
Fig. 2 is the diagrammatic sketch of expression pusher structure;
Fig. 3 is the profile of expression die casting machine casting of the present invention action one example;
Fig. 4 is the profile of an example of the expression casting action that is right after Fig. 3;
Fig. 5 is the profile of an example of the expression casting action that is right after Fig. 4;
Fig. 6 is the profile of an example of the expression casting action that is right after Fig. 5;
Fig. 7 is the profile of an example of the expression casting action that is right after Fig. 6;
Fig. 8 is the profile of an example of the expression casting action that is right after Fig. 7;
Fig. 9 is the profile of an example of the expression casting action that is right after Fig. 8;
Figure 10 is the profile of an example of the expression casting action that is right after Fig. 9.
The specific embodiment
Below, with reference to description of drawings the specific embodiment of the present invention.
Fig. 1 is the die casting machine construction profile of expression one embodiment of the invention.
Among Fig. 1, die casting machine 1 has the fixing metal mould 5 that remains on the fixing moulding plate 2, remain on moving metal mould 6 on the mobile moulding plate 3, by be fixed on the fixing metal mould 5 separator 31 be fixed on moving metal mould 6 on the sleeve 30 that constitutes of separator 32, be inserted in the plunger 40 in the sleeve 30, the liquation supply pipe 50 that is being connected with sleeve 30, the vacuum plant 61 that is being connected with the fixing metal mould, be arranged on a plurality of push rods 71 and 72, powder supply device 85, coolant supply apparatus 86 on the moving metal mould 6.In addition, vacuum plant 61 is a kind of embodiment of the exhaust component among the present invention, and powder supply device 85 is the releasing agent supply part among the present invention and a kind of embodiment of lubricant supply part.
Fixedly moulding plate 2 is fixed on the not shown base, and mobile moulding plate 3 is arranged on this base can be along opening and closing the form that direction moves shown in arrow A 1 and the A2.
Be provided with not shown mold closing mechanism at the back side of mobile moulding plate 3, this mold closing mechanism utilizes a plurality of not shown connecting rods to be connected with fixing moulding plate 2 by mobile moulding plate 3.Utilize the action of mold closing mechanism, mobile moulding plate 3 moves on switching direction A1 and A2, and the mould that carries out fixing metal mould 5 and moving metal mould 6 opens and closes.Be under the mould closure state at fixing metal mould 5 and moving metal mould 6, mobile moulding plate 3 moves to mould closing direction A2 again, and above-mentioned connecting rod just can extend, and realizes the matched moulds of said fixing metal pattern 5 and moving metal mould 6.
On fixing metal mould 5, have recess 5a and recess 5b; Recess 5a is used to constitute the die cavity of added metal liquation, and recess 5b is used to constitute the lead-in path that molten metal is imported its die cavity.
On moving metal mould 6, recess 5a and recess 5b corresponding to fixing metal mould 5 are formed with recess 6a and recess 6b; Recess 6a is used to constitute die cavity, and recess 5b is used to constitute the lead-in path that molten metal is imported its die cavity.
Vacuum plant 61 links to each other with the exhaust outlet 5h that fixing metal mould 5 upper ends form, by this exhaust outlet 5h, to the die cavity exhaust decompression of fixing metal mould 5 and 6 formation of moving metal mould.
Between the pipeline that is communicated with vacuum plant 61 and fixing metal mould 5, be provided with control valve 62 and 63, between the pipeline that is communicated with control valve 62 and control valve 63, be provided with control valve 64.Suitably open and close these control valves 62,63 and 64, just can make the interior decompression of die cavity of fixing metal mould 5 and 6 formation of moving metal mould.
Sleeve 30 is fixed along the vertical direction of fixing metal mould 5 and moving metal mould 6 bottoms, and this sleeve 30 is to be made of two separators 31,32 that the semicircle tubular forms; By the matched moulds of fixing metal mould 5 and moving metal mould 6, this two compartment spare 31,32 is in contact with one another, and forms sleeve 30.
Liquation supply pipe 50 is connected on the fixing metal mould 5 on the fixing separator 31, and this liquation supply pipe 50 is the molten metal pilot sleeve 30 of illustrated liquation feedway supply never.The liquation inlet 31h of the molten metal that is guided by forming on the separator 31 of sleeve 30 is fed in the sleeve 30.On the liquation feedway, for example can use electromagnetic pump.
Plunger 40 was inserted in the interior week of sleeve 30, and was driven by not shown drive sources such as injection cylinder in the vertical direction shown in arrow C 1 and the C2.
Push rod
Push rod 71,72 is inserted on the moving metal mould 6 in the formed through hole, becomes removable shape.Push rod 72 first ends are extended in the recess 6a of the die cavity that is used to form, the extended recess 6b to the lead-in path that is used for constituting the guide wire liquation in push rod 71 first ends.
Push rod 71 is arranged on push pedal 73 places at moving metal mould 6 back sides movably, and this push rod 71 is linked to each other with oil hydraulic cylinder 77 on being arranged on push pedal 73,, this push rod 71 is driven facing to the direction of push pedal 73 to arrow B 1 and B2 by the driving of oil hydraulic cylinder 77.
Push rod 72 is fixed in the push pedal 73.
The diameter of push rod 71 is bigger than the diameter of push rod 72, and as described later, this push rod 71 is supplied to die cavity and sleeve to powdered mold release agents and powdery lubricant.
Push rod 71 with for be fixed on mobile moulding plate 3 oil hydraulic cylinder 75 behind independently oil hydraulic cylinder 77 link to each other.By driving oil hydraulic cylinder 77, do not carry out common pushing action (push pedal 73 is moved), just can be on the direction of arrow B 1 and B2, mobile putter 71 is approaching or away from moving metal mould 6; Haunt in the recess 6b of moving metal mould 6 in the first end of this push rod 71.
Push pedal 73 links to each other with the bar 76 that is fixed on mobile moulding plate 3 oil hydraulic cylinder 75 behind.By driving this oil hydraulic cylinder 75, push pedal 73 is moved in the direction of arrow B 1 and B2, thereby oil hydraulic cylinder 77 also moves.Utilize this push pedal 73 moving in arrow B 1 and B2 direction, the first end of push rod 71,72 passes in and out in recess 6b, the 6a of moving metal mould 6 simultaneously.
Fig. 2 is the diagrammatic sketch of expression push rod 71 structures.
As shown in Figure 2, to rearward end 71R, in push rod 71, form releasing agent feed path 71A, lubricant feed path 71B and liquid circulation path 71C from the first end 71F of push rod 71.
Among the releasing agent feed path 71A, the introducing port 71Ab of rearward end 71R side links to each other with powder supply device 85 by pliability pipeline 75, and receives powdered mold release agents PS from this powder supply device 85.This releasing agent feed path 71A elder generation end 71F side becomes the peristome 71Aa to lateral opening.This peristome 71Aa makes the powdered mold release agents PS that supplies with through releasing agent feed path 71A spray to the recess 6a of moving metal mould 6 from peristome 71Aa towards the recess 6a side of moving metal mould 6.
Among the lubricant feed path 71B, the introducing port 71Bb of rearward end 71R side links to each other with powder supply device 85 by pliability pipeline 75, and receives powdery lubricant PG from this powder supply device 85.This lubricant feed path 71B elder generation end 71F side becomes the peristome 71Ba to lateral opening.This peristome 71Ba makes the powdery lubricant PG that supplies with through lubricant feed path 71B spray to sleeve 30 from peristome 71Ba towards sleeve 30 sides.
Liquid circulation path 71C directs into 71F rear flank, first end to cooling fluid CL from the rearward end 71R of push rod 71, turns back to rearward end 71R side again.The introducing port 71Ca of liquid circulation path 71C links to each other with coolant supply apparatus 86 by pipeline 75 with outlet 71Cb, and new cooling fluid CL is supplied with from introducing port 71Ca, and the cooling fluid CL that is circulated throughout in push rod 71 reclaims after by outlet 71Cb.
For example, cooling fluid CL can make water; In casting process, cooling fluid CL is supplied to push rod 71 for a long time, therefore, can prevent that throw-out lever 71 temperature are too high.
Powder supply device 85 built-in not shown control valves by control valve is controlled, are supplied to push rod 71 to powdered mold release agents PS and powdery lubricant PG.For example, this powder supply device 85 utilizes the air of authorized pressure that powdered mold release agents PS and powdery lubricant PG are supplied to push rod 71.
Powdered mold release agents PS is formed by dusty material, by the die cavity inner face of this powdered mold release agents PS attached to fixing metal mould 5 and 6 formation of moving metal mould, just can prevent that molten metal from directly touching this die cavity inner face, easily the casting that waters of being cast be carried out the demoulding.Because this powdered mold release agents PS is clipped between die cavity inner face and the molten metal, also have disconnected heat, heat preservation effect.The formation material of powdered mold release agents PS can suitably be selected according to the material that constitutes molten metal.
Powdery lubricant PG is formed by dusty material, by on the inner peripheral surface of this powdery lubricant PG attached to sleeve 30, just can reduce sleeve 30 inner peripheral surfaces and insert friction between plunger 40 outer peripheral faces in it.As the formation material of powdery lubricant PG, for example, use materials such as talcum powder.
Below, have an embodiment of said structure die casting machine 1 casting action with reference to Fig. 3~Figure 10 explanation.
At first, as shown in Figure 3, mobile moulding plate 3 is moved along mold closing direction A2, carry out the matched moulds of fixing metal mould 5 and moving metal mould 6.
As shown in Figure 2, in case fixing metal mould 5 and moving metal mould 6 matched moulds, fixing metal mould 5 contacts closely with the divisional plane of moving metal mould 6, and between fixing metal mould 5 and moving metal mould 6, form in the closed space shape die cavity C, form the lead-in path Cin that imports molten metal to die cavity C.
Subsequently, utilize the matched moulds of fixing metal mould 5 and moving metal mould 6, separator 31 contacts closely with the divisional plane of separator 32, and constitutes sleeve 30 by separator 31 and 32, and this sleeve 30 is communicated with lead-in path Cin.
After fixing metal mould 5 and moving metal mould 6 matched moulds are finished, as shown in Figure 4, plunger 40 is risen along vertical direction shown in the arrow C 1, make the first end (plunger top) of plunger 40 be positioned at the top of sleeve 30 supply opening 31h.
Thereby, making sleeve 30 sealings by plunger 40, die cavity C is in the state from outside seal fully.
After plunger 40 is risen, under the state of closed control valve 64, open control valve 62 and 63.Thereby make air pass through the exhaust outlet 5h that fixing metal mould 5 upper ends form, the closed space that forms from die cavity C and a part of sleeve 30 begins to discharge.
During vacuum plant 61 beginning exhausts, the air that exists in the die cavity C flows to exhaust outlet 5h shown in Fig. 4 chain-dotted line.This air flow from the introduction part Cin of die cavity C towards be positioned at die cavity C near the portion exhaust outlet 5h.
After vacuum plant 61 exhausts begin soon or exhaust begin before soon, as shown in Figure 5, drive 77 of oil hydraulic cylinders and make push rod 71 reach the lead-in path Cin place of die cavity C.At this moment, another push rod 72 is motionless.Subsequently, the powdered mold release agents PS from powder supply device 85 is supplied to the releasing agent feed path of push rod 71.
Thereby powdered mold release agents PS is through the releasing agent feed path of push rod 71, and the push rod 71 first end openings from reach die cavity C spray to die cavity C.Injected powdered mold release agents PS by air shown in Figure 4 stream from the introduction part Cin of die cavity C promptly to die cavity C in portion's diffusion.
Therefore, as shown in Figure 6, powdered mold release agents PS is homodisperse substantially in die cavity C, and powdered mold release agents PS is the samely attached to the inner face of die cavity C.
After powdered mold release agents PS reaches the regulation supply, stop to supply with powdered mold release agents PS from powder supply device 85.
After finishing the coating of powdered mold release agents PS to die cavity C inner face, closed control valve 62 by opening control valve 64, stops the exhaust in the die cavity C.Thereby the atmosphere through control valve 64 and 63 enters in the die cavity C, and the pressure in the die cavity C becomes atmospheric pressure.
Secondly, as shown in Figure 6, plunger 40 is descended to the direction of arrow C 2, and the tip portion of plunger 40 is positioned at below the supply opening 31h of liquation supply pipe 50.In this state, supply with powdery lubricant PG for the lubricant feed lines of push rod 71 from powder supply device 85.
As shown in Figure 6, powdery lubricant PG is sprayed to sleeve 30 from the first end of push rod 71, and make powdery lubricant PG be coated on the inner peripheral surface of sleeve 30.
After powdery lubricant PG reaches the regulation supply, stop to supply with powdery lubricant PG from powder supply device 85.
Finished powdery lubricant PG after the coating of sleeve 30 inner peripheral surfaces, as shown in Figure 7, driven oil hydraulic cylinder 77 and submerged behind moving metal mould 6 in the first end of push rod 71, molten metal ML is fed in the sleeve 30 through liquation supply pipe 50.
Thereby, just can be housed in molten metal ML in the sleeve 30 by plunger 40 inaccessible bottoms.
Once more, as shown in Figure 8, plunger 40 is risen to the direction of arrow C 1, and make the first end of plunger 40 move to the position of inaccessible sleeve 30 supply opening 31h.
In this state, as shown in Figure 9, plunger 40 is moved to the direction of arrow C 1, the molten metal ML that is housed in the sleeve 30 is penetrated and is filled in the die cavity C by lead-in path Cin.Thereby die casting W is cast.
When die casting W has cast, as shown in figure 10, make plunger 40 after the direction of arrow C 2 descends, to the mobile moulding plate 3 of die sinking direction A1, open fixing metal mould 5 and moving metal mould 6.When fixing metal mould 5 and moving metal mould 6 were opened, die casting W broke away from fixing metal mould 5, and along with moving metal mould 6 moves.
After mobile moulding plate 3 moved to assigned position, driving oil hydraulic cylinder 75 makes push pedal 73 move to the direction of arrow B 2, and the first end parts that makes push rod 71,72 do not reach among recess 6a, the 6b of moving metal mould 6, and by push rod 71,72 launch mode foundry goods W, thereby this die casting W breaks away from moving metal mould 6.
Utilize above-mentioned technology, obtain die casting W.
In this form of implementation, under fixing metal mould 5 and moving metal mould 6 matched moulds states, discharge the gas in the die cavity C, air is mobile in the die cavity C that utilizes this exhaust to produce spreads powdered mold release agents PS fully, and attached to die cavity C inner face.Therefore, shape of tubular cavity C etc. is not how, can both equally be coated with powdered mold release agents PS.
In addition, in this form of implementation, being used to discharge the inside that the exhaust outlet 5h of air in the die cavity C is configured in die cavity C, and push rod 71 is put among the lead-in path Cin of die cavity C, by powdered mold release agents PS is sprayed from the first end of push rod 71 to die cavity C side, can be coated on powdered mold release agents PS on whole of die cavity C.
Therefore, can not produce the inequality of powdered mold release agents PS, can give full play to the demoulding of powdered mold release agents PS, the performance of disconnected heat.
In this form of implementation, behind the coating powdered mold release agents PS,, can be coated on powdery lubricant PG on the whole interior week of sleeve 30 by the push rod 71 first ends of powdery lubricant PG from put in moving metal mould 6 recess 6b are sprayed in sleeve 30.
In addition, in this form of implementation, the powder supply device 85 of giving push rod 71 supply powdered mold release agents PS and powdery lubricant PG is arranged to break away from the form of metal pattern 5,6, and carries out the supply of powdered mold release agents PS and powdery lubricant PG and stop operation in powder supply device 85 sides.Therefore, needn't on metal pattern 5,6 tools, be provided for making the settings such as control valve of powdered mold release agents PS and powdery lubricant PG injection the structure of device very simple.Because powder supply device 85 is arranged to break away from fixing metal mould 5 and 6 and the form of sleeve 30, can not be subjected to the influence of heat,, also can obtain stable operation even on powder supply device 85, use various settings such as control valve.
The present invention is not limited to above-mentioned form of implementation.
In above-mentioned form of implementation illustrated the sleeve die casting machine of configuration structure vertically, but the present invention also goes for the die casting machine of sleeve along continuous straight runs configuration structure.
Illustrated in the above-mentioned form of implementation and supplied with powdered mold release agents and powdery lubricant both sides' situation, but also can be the structure of only supplying with powdered mold release agents or powdery lubricant one side.
Illustrated in the above-mentioned form of implementation reducing the situation that the die cavity internal pressure is coated with powdered mold release agents simultaneously, but also can be not make decompression in the die cavity, and sprayed the structure that powdered mold release agents is carried out the coating of die cavity inner face from push rod with vacuum plant 61.
What form in the above-mentioned form of implementation is to form the structure of the feed path of powdered mold release agents and powdery lubricant in single push rod, but also can form the structure of powdered mold release agents and powdery lubricant both sides or either party's feed path in a plurality of push rods.In this case, suitably adjust the powdered mold release agents of each push rod and the injection direction of powdery lubricant, preferred disposition becomes can carry out best coating form.
In above-mentioned form of implementation, be provided with the oil hydraulic cylinder 77 that is used to drive push rod 71 in the structure and be used to drive the oil hydraulic cylinder 75 of push pedal 73, but also oil hydraulic cylinder 77 can be set, the driving of push pedal 73 puts in the die cavity the first end of push rod 71 when utilizing powder jetting.
According to the present invention, when utilizing powdered mold release agents or lubricant to cast, when carrying out powdered mold release agents and powdery lubricant applying by simple structure again, can evenly be coated with, so can give full play to the performance of powdered mold release agents and powdery lubricant.

Claims (4)

1. die casting machine, it sprays filling with molten metal and advances in the die cavity that forms between the pair of metal mould, water casting mold casting parts, it is characterized in that, have first push rod, releasing agent feedway and feeding lubricating device, the first end of aforementioned first push rod puts in the aforementioned die cavity, from metal die launch mode foundry goods; Aforementioned releasing agent feedway is used to supply with powdered mold release agents, promotes die casting from the aforementioned metal die demoulding; The aforementioned lubricants feedway is supplied with the powdery lubricant, is used to reduce the friction between sleeve and plunger, and wherein, aforementioned sleeve is communicated with aforementioned die cavity and is supplied to molten metal, and the molten metal that aforementioned plunger will be supplied with this sleeve sprays filling to aforementioned die cavity;
Aforementioned first push rod comprises:
The releasing agent feed path, this releasing agent feed path is directed to this push rod elder generation end to the powdered mold release agents of supplying with from aforementioned releasing agent feedway, and is supplied to aforementioned die cavity;
The lubricant feed path, it will be directed to the first end of aforementioned push rod and be supplied to aforementioned sleeve from the powdery lubricant that aforementioned feeding lubricating device is supplied with;
The circulate coolant path, it makes the inner loop of the cooling agent of described first push rod of cooling at described first push rod.
2. die casting machine according to claim 1, it is characterized in that, also has second push rod of not being with aforementioned releasing agent feed path, also have drive unit, this drive unit makes first push rod that has aforementioned releasing agent feed path move for aforementioned die cavity independently with respect to second push rod that does not have aforementioned releasing agent feed path.
3. die casting machine according to claim 1 is characterized in that, also has exhaust apparatus, and this exhaust apparatus is under the matched moulds state at the aforementioned metal mould, and the gas of discharging in the aforementioned die cavity reduces pressure;
After aforementioned exhaust apparatus begins exhaust, aforementioned powdered mold release agents is supplied in the aforementioned die cavity, and spreads, attached to the inner face of this die cavity by the mobile powdered mold release agents of supply that makes of air that exhaust produces through aforementioned first push rod.
4. according to the described die casting machine of claim 1, it is characterized in that, aforementioned first push rod is set to that the molten metal lead-in path is extended shape in the aforementioned relatively die cavity, towards aforementioned cavity side opening, locate towards aforementioned sleeve side opening in the first end of aforementioned first push rod by the aforementioned lubricants feed path at place, the first end of aforementioned first push rod for aforementioned releasing agent feed path.
CNB200610136240XA 2002-11-19 2003-09-15 Die casting machine Expired - Fee Related CN100503088C (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP335577/02 2002-11-19
JP2002335577A JP4007422B2 (en) 2002-11-19 2002-11-19 Die casting machine

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Application Number Title Priority Date Filing Date
CN 03164986 Division CN1289240C (en) 2002-11-19 2003-09-15 Casting device

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CN1981957A CN1981957A (en) 2007-06-20
CN100503088C true CN100503088C (en) 2009-06-24

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JP4041489B2 (en) 2004-12-02 2008-01-30 株式会社日本製鋼所 Method of applying release agent in metal injection molding machine
JP4882628B2 (en) * 2006-09-21 2012-02-22 日産自動車株式会社 Die-cast molten metal supply device
JP2011005528A (en) * 2009-06-26 2011-01-13 Jatco Ltd Die casting apparatus and method of atomizing parting agent in die casting apparatus
JP5832028B2 (en) 2012-08-27 2015-12-16 本田技研工業株式会社 Press casting apparatus and press casting method
EP2895284B1 (en) * 2012-09-12 2019-01-02 Aluminio Tecno Industriales Orinoco C.A. Process and plant for producing components made of an aluminium alloy for vehicles and white goods, and components obtained thereby
JP5574390B2 (en) * 2012-10-16 2014-08-20 株式会社Moresco Liquid supply apparatus, liquid supply system including the same, and liquid supply method using them
CN104493126B (en) * 2014-12-09 2016-04-06 高要市力源压铸有限公司 A kind of lubricating and cooling method of die casting machine injection drift and device
JP6859737B2 (en) * 2017-02-17 2021-04-14 日本電産株式会社 Lubrication supply method for injection plunger device and injection plunger device
CN113600788B (en) * 2021-07-14 2022-12-27 江西省铭鑫荣智能科技有限公司 Die-casting mechanical demolding and separating equipment for manufacturing precise structural part and implementation method
CN118162589B (en) * 2024-05-15 2024-09-03 福建省闽侯县建腾工艺品有限公司 Aluminium alloy ex-trusions casting is with aluminium bar casting equipment

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TW200408474A (en) 2004-06-01
CN1981957A (en) 2007-06-20
CN1289240C (en) 2006-12-13
JP4007422B2 (en) 2007-11-14
TWI293586B (en) 2008-02-21
JP2004167537A (en) 2004-06-17
CN1502433A (en) 2004-06-09

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