CN103817308A - Punch for high-vacuum die casting and lubrication device for punch - Google Patents
Punch for high-vacuum die casting and lubrication device for punch Download PDFInfo
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- CN103817308A CN103817308A CN201410060475.XA CN201410060475A CN103817308A CN 103817308 A CN103817308 A CN 103817308A CN 201410060475 A CN201410060475 A CN 201410060475A CN 103817308 A CN103817308 A CN 103817308A
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Abstract
The invention discloses a punch for high-vacuum die casting. The punch for high-vacuum die casting comprises a punch body, an ejection rod provided with an axial through hole and a punch ejection rod threaded connecting piece provided with an axial center through hole, wherein an axial center through hole in a certain depth is formed in one end of the punch body and serves as a cooling chamber, the ejection rod is arranged coaxial with the punch body in an opposite mode, the other opposite end is connected with a driving component, the punch ejection rod threaded connecting piece is arranged between the punch body and the ejection rod, the two ends of the punch ejection rod threaded connecting piece are fixedly connected with the end of the punch body and the end of the ejection rod respectively, and a water cooling pipe used for providing cooling water penetrates through the center through hole of the ejection rod and the center through hole of the punch ejection rod threaded connecting piece and is communicated with a center through whole of a threaded water groove piece. The invention further discloses a lubrication device for the punch. According to the lubrication device, the punch and a pressure chamber can be effectively sealed, and the punch can be well lubricated and cooled through spraying lubrication of the ejection rod and a water cooling circulation system, so that the service life of the punch and the service life of the pressure chamber are prolonged, the frequency for replacement of punches is reduced, and the production efficiency is improved.
Description
Technical field
The present invention relates to die-casting technique field, specifically a kind of evacuated die-casting process drift and lubricating arrangement for this drift.
Background technology
Compression casting is called for short die casting, is that the molten metal of melting or semi-molten state is poured in compression chamber of die casting machine, and drift is pressed into molten metal in mold cavity with high speed, then a kind of cast moulding method of molten metal quick solidification forming under High Pressure.The casting forming cycle is short, production efficiency is high, but because molten metal filling speed is fast, gas in mold cavity has little time to get rid of and causes foundry goods inside inevitably to have pore, thereby has affected greatly mechanical property and the internal soundness of foundry goods, has limited the application of die casting.
Occur gas hole defect for fear of foundry goods inside, the gas in mold cavity is extracted out, molten metal is that evacuated die-casting process is an effective solution at vacuum state retrofilling die cavity.If the vacuum pressure in mold cavity remains on below 5KPa, be called high vacuum die casting technique.High vacuum die casting technology is a kind of advanced person's extraordinary extrusion process, and high vacuum die casting with have advantages of equally with common pressure casting method, but Internal Quality of Cast and mechanical property greatly improve.And the gas content of high vacuum die casting part is only 1～3ml/100g, can carry out T6 heat treatment and welding processing.One of key technology of high vacuum die casting is the sealing of drift, how to guarantee the vacuum of pressure chamber and mold cavity, prevent that outside air from entering in mold cavity through the gap between drift and pressure chamber, reduces vacuum, thereby cause foundry goods inside to occur gas hole defect.
The drift of use is to design for common die casting both at home and abroad at present, because drift does high-speed motion in pressure chamber, therefore between drift and pressure chamber inwall, has certain gap.In high vacuum die casting, when vacuum system vacuumizes pressure chamber and mold cavity, ambient atmos just can enter pressure chamber and mold cavity through this gap, thereby causes gas hole defect.Therefore, common injection punch head poor sealing performance, can not adapt to the requirement of high vacuum die casting.In addition,, for reducing the friction between drift and pressure chamber, extend the service life of drift, in normal productive process, between pressure chamber and drift, need to lubricate, although adopt lubricating oil or organic granular pearl high lubricating effect, but easily produce organic volatile, pollute aluminium liquid and enter die cavity generation gas hole defect.
Summary of the invention
The object of the present invention is to provide a kind of high vacuum die casting drift and the lubricating arrangement for this drift, assurance drift and the effective sealing of pressure chamber are penetrated pole pair drift simultaneously and are carried out necessary Cooling and Lubricator, meet the desired high leakproofness of high vacuum die casting and good greasy property.
For realizing object of the present invention, according to an aspect, provide a kind of high vacuum die casting drift,, it is characterized in that molten metal is pressed into mold cavity for high vacuum die casting, this drift comprises:
Drift body, the axial center hole that its one end has a certain depth is using as cooling cavity, one periphery is that the screw thread tank part that thread groove, center are through hole is coaxially placed in wherein, and cooling water can flow along described thread groove after injecting this central through hole, thereby carries out cooling to drift body; In this drift body periphery, matched in clearance is socketed with the first drift ring, multiple sealing ring and the second drift ring successively vertically, for contact and seal pressure chamber with pressure chamber inwall in the time being heated;
There is the bar of penetrating of axial central through hole, itself and the coaxial positioned opposite of drift body, the relative other end is connected with driver part, this is penetrated bar periphery and is provided with the lubricant runner for flowing into for lubricant and is communicated with the spout for jet lubrication agent with runner, to drive drift jet lubrication agent in the time pressing indoor moving to be lubricated at driver part; And
The drift with axial central through hole is penetrated bar threaded connector, it is placed in described drift body and penetrates between bar, two ends respectively with both ends be fixedly connected with by described drift body with penetrate bar and be connected, thereby and make the intrinsic screw thread tank of described drift part, drift penetrate bar threaded connector and described in penetrate bar and axially connect, and one is communicated with the central through hole of described screw thread tank part after penetrating bar and drift and penetrate the central through hole of bar threaded connector for cooling water pipe that cooling water is provided, for cooling water being injected to the central through hole of screw thread tank part.
As improvement of the present invention, between the first drift ring, the second drift ring that in described drift body periphery, matched in clearance is socketed successively vertically and the sealing ring being adjacent, adopt step fit system, spacing to carry out, and the end of described the second drift ring is fixed on drift body, prevent from producing between drift two drift rings and sealing ring loosening.
As improvement of the present invention, described the first drift ring, multiple sealing ring and the second drift ring and described drift body periphery fit clearance between be pressed with sealing ring.
As improvement of the present invention, described one end periphery of penetrating the relative drift body of bar is provided with distributor, it comprise for the spout of jet lubrication agent and with the distributor runner of this spout connection, and this distributor runner connects by excircle face and the described lubricant runner penetrated on bar periphery wall, lubricant flows into from the lubricant entry of penetrating the bar other end, flow through after penetrating bar lubricant runner and enter distributor runner by penetrating bar excircle face, finally spray to pressure chamber by the oblique ejection of distributor ejiction opening and realize lubricating of drift and pressure chamber.
As improvement of the present invention, the cooling water of cooling water pipe arrives drift front end through screw thread sink center hole, then cooling water is along entering successively cooling water pipe and threaded connector centre bore clearance channel and cooling water pipe after screw thread tank spiral grooves flows and penetrating bar centre bore clearance channel and finally penetrate the outflow of bar coolant outlet from what penetrate bar afterbody.
According to another aspect of the present invention, a kind of lubricating arrangement for above-mentioned evacuated die-casting process drift is provided, to described drift, the movement in pressure chamber is lubricated when the evacuated die-casting process, it is characterized in that, this lubricating arrangement comprises
The atomizer being communicated with lubricant entry;
Be communicated with the lubricant canister for lubricant is provided with described atomizer, it enters the break-make of the lubricant of atomizer by the first solenoid control; And
The second magnetic valve being connected with described atomizer, and this magnetic valve is connected with compressed air source and Lubrication Control System respectively;
After die casting completes, described in receiving, penetrates described Lubrication Control System the signal of following out of bar, and under following out signal function, this opens the first magnetic valve, thereby the lubricant in lubricant canister enters atomizer, follow out the second magnetic valve under signal function to open described simultaneously, make compressed air arrive atomizer together with lubricant, enter from the bar lubricant entry of penetrating of penetrating bar afterbody through the lubricant of described atomizer atomization, can realize the atomizing spraying to pressure chamber.
As improvement of the present invention, described penetrate bar and follow out and stop after, described Lubrication Control System receives to be penetrated bar and returns signal, thereby closes described the first and second electromagnetism, disconnection enters lubricant and the compressed air of described atomizer, and then stops the lubricant spraying to pressure chamber.
As improvement of the present invention, an input of described Lubrication Control System is connected with die casting machine, follows out signal and penetrates bar and return signal for receiving from the bar of penetrating of die casting machine.
Die casting in the present invention uses punch sealing structure by drift ring, sealing ring, sealing ring, screw composition.Wherein, drift ring, adopts the middle sealing ring that is pressed with of minimum matched in clearance between sealing ring and drift body.Drift ring and sealing ring adopt each other ledge structure carry out the spacing while drift body tail end screw be connected with drift prevent injection process in drift and sealing ring, drift ring produce loosening.The axial centre of drift body is cooling cavity, is equipped with screw element in cavity front portion, by the sink structure of screw element, drift is carried out to recirculated water cooling.
The present invention adopts after technique scheme, with respect to traditional drift, drift is separated into two parts, i.e. drift body, drift ring and multiple sealing ring, and adopting multiple sealing rings is for reinforced seal effect, is convenient to the installation of sealing ring simultaneously.This scheme is to utilize the hot expansibility of sealing ring to make the gap of itself and injection chamber inwall be decreased to zero.When die casting, drift is through sprue gate and after being sealed, vacuumize beginning, high-temperature liquid metal makes sealing ring expanded by heating, make its inwall of being close to injection chamber, make the gap vanishing of sealing ring and injection chamber inwall, stoped outside air to enter die cavity through this gap, gas in the airtight cavity that injection chamber and mold cavity form can reach below 10KPa in 1s, thereby reaches the technological requirement of high vacuum pressure casting.
The invention provides simultaneously pressure chamber/drift is carried out to effective cooling and lubricated device.When die casting, Lubrication Control System is penetrated bar from die casting machine reception and is followed out signal, control system control magnetic valve is opened, make compressed air and after check valve and choke valve, arrive atomizer from the lubricant extracting lubricant fluid reservoir by pump, lubricant arrives after atomizer atomization penetrates bar afterbody porch, lubricant arrives lubricant dispenser exit through penetrating bar in-lubricant conveyance conduit, and spray from export distributor, after penetrating bar and following out and stop, Lubrication Control System shut electromagnetic valve, the spraying of lubricant stops.In the time penetrating bar and return, Lubrication Control System is accepted die casting machine and is penetrated bar and return signal and carry out pressure chamber spraying by said process control equally, penetrating in the process that bar returns, penetrates motion limit, bar limit spraying lubricant, and after penetrating bar and returning and put in place, lubricant spraying stops.Can effectively be lubricated pressure chamber by above device, thereby guarantee the lubricated stable equilibrium between pressure chamber and drift, extend pressure chamber and drift life-span, improve casting quality.
In whole press casting procedure, the cooling of drift undertaken by the cooling circulating water of penetrating in bar.She Gan offers at center centre bore and places cooling water pipe, pass into cooling water from penetrating bar afterbody, cooling water arrives drift front end through the centre bore of screw thread tank after flowing into cooling water pipe, then flow and carry out cooling to drift along the outside spiral grooves of screw thread tank, finally flow into the gap between cooling water pipe and threaded connector centre bore, and through cooling water pipe and penetrate gap between bar centre bore and flow out and penetrate bar.The effective cooling area that can increase cooling water when cooling water process screw thread tank, current are more unobstructed simultaneously, can improve cooling effectiveness, contribute to improve the service life of drift.
In general, by device of the present invention, can effectively realize the sealing between drift and pressure chamber, and the spraying of penetrating bar is lubricated can well realize the lubrication and cooling to drift with water-cooling circulating system, thereby improve the service life of drift and injection chamber, reduce the frequency of changing drift, improved production efficiency.
Accompanying drawing explanation
Fig. 1 is that drift/the penetrate bar structure of the device of the embodiment of the present invention is implemented schematic diagram;
Fig. 2 is lubricating fluid conveying device schematic diagram;
Fig. 3 is drift/the penetrate cooling schematic diagram of bar;
Fig. 4 is the lubricated schematic diagram of drift/pressure chamber.
In institute's drawings attached, identical Reference numeral represents same technical characterictic, wherein:
1-drift body 27-choke valve
2,6-drift ring 28-check valve
3,4,5-sealing ring 29,32-magnetic valve
7-screw 30-pump
8-distributor ejiction opening 31-lubricant is filled with
9-distributor 33-Lubrication Control System.
10-distributor annular groove
11-penetrate bar excircle face
12-distributor runner
13-penetrate bar lubricant runner
14-penetrate bar lubricant entry
15-penetrate bar
16-penetrate bar coolant outlet
17-penetrate bar cooling water inlet
18-water pipe with penetrate bar centre bore clearance channel
19-cooling water pipe
Between 20-water pipe and threaded connector centre bore
Gap passage
21-drift is penetrated bar threaded connector
22-screw thread tank spiral grooves
23-screw thread sink center hole
24-screw thread tank
25-pressure chamber
26-atomizer
The specific embodiment
In order to make object of the present invention, technical scheme and advantage clearer, below in conjunction with drawings and Examples, the present invention is further elaborated.Should be appreciated that specific embodiment described herein, only in order to explain the present invention, is not intended to limit the present invention.In addition,, in each embodiment of described the present invention, involved technical characterictic just can combine mutually as long as do not form each other conflict.
As Fig. 1, shown in 2, the device of the embodiment of the present invention comprises drift body 1, drift ring 2, 6, sealing ring 3, 4, 5, screw 7, distributor ejiction opening 8, distributor 9, distributor annular groove 10, penetrate bar excircle face 11, distributor runner 12, penetrate bar lubricant runner 13, penetrate bar lubricant entry 14, penetrate bar 15, penetrate bar coolant outlet 16, penetrate bar cooling water inlet 17, cooling water pipe with penetrate bar centre bore clearance channel 18, cooling water pipe 19, cooling water pipe and threaded connector centre bore clearance channel 20, drift is penetrated bar threaded connector 21, screw thread tank spiral grooves 22, screw thread sink center hole 23, screw thread tank 24, pressure chamber 25, atomizer 26, choke valve 27, check valve 28, magnetic valve 29, 32, pump 30, lubricant filling 31 and Lubrication Control System 33.
Drift ring 2 and sealing ring 3, sealing ring 4 and 5 and sealing ring 5 and drift ring 6 between adopt ledge structure to carry out the spacing tail end at drift ring 6 screw 7 to be fixed on drift body 1, prevent from drift use procedure producing between drift ring 2,6 and sealing ring 3,4,5 loosening.
Screw thread tank 24 is assemblied in the cooling cavity of axial centre of drift body 1 front end, drift/penetrate bar threaded connector 21 connects drift body 1 to be prevented from becoming flexible with penetrating bar 15 and prop up screw thread tank part 24, drift is penetrated bar threaded connector 21, screw thread tank 24 and is penetrated bar 15 and all has centre bore simultaneously, after connecting, mutually connects.
Penetrate bar excircle face 11 and penetrate bar lubricant runner 13 and connect, lubricant flows into from penetrating bar lubricant entry 14, the flow direction is penetrated bar lubricant runner 13, make lubricant arrive distributor runner 12 by penetrating bar excircle face 11 with the passage that coordinates of distributor annular groove 10, finally spray to pressure chamber by the oblique ejection of distributor ejiction opening 8 and realize the lubricated of drift and pressure chamber 25.
Cooling water pipe 19 is placed on to be penetrated in bar centre bore, cooling water enters from penetrating bar cooling water inlet 17, flow to cooling water pipe 19, arrive drift front end through screw thread sink center hole 23, then cooling water finally flows out from the bar coolant outlet 16 of penetrating of penetrating bar afterbody along entering successively cooling water pipe 19 with threaded connector centre bore clearance channel 20 and cooling water pipe and penetrate bar centre bore clearance channel 18 after screw thread tank spiral grooves 22 flowing.
The output of Lubrication Control System 33 is connected with magnetic valve 29,32, for controlling the break-make of magnetic valve 29,32.
The operation principle of the die casting machine punch of the embodiment of the present invention as shown in Figure 3 ,/penetrate bar and lubricating arrangement thereof is as follows:
In the time of die casting, drift is through pressure chamber sprue gate and after being sealed, vacuumize beginning, high-temperature liquid metal makes sealing ring 3,4,5 expanded by heating press close to the inwall of pressure chamber 25, make the gap vanishing of sealing ring 3,4,5 and pressure chamber 25 inwalls, stop outside air through this gap die cavity of entering, thereby realized the effective sealing of pressure chamber.
After die casting completes, Lubrication Control System is penetrated bar from die casting machine reception and is followed out signal, and follow out and under signal function, open magnetic valve 29 penetrating bar, lubricant in lubricant canister 31 passes through successively magnetic valve 29, check valve 28, choke valve 27, atomizer 26 under pump 30 effects, under the effect of atomizer 26, make lubricant atomization, the magnetic valve 32 of opening under injection rod is followed out signal function makes compressed air access simultaneously, makes compressed air arrive atomizer 26 together with lubricant.Lubricant through atomization enters from the bar lubricant entry 14 of penetrating of penetrating bar afterbody, and realizes the atomizing spraying to pressure chamber.Wherein follow out in process penetrating bar, penetrate motion limit, bar limit spraying lubricant, after penetrating bar and following out and stop, Lubrication Control System is closed electromagnetism 29,32, and the spraying of lubricant stops.Lubrication Control System receives and penetrates bar and return signal from die casting machine, wherein, penetrating in bar fall back process, penetrates motion limit, bar limit spraying lubricant, and after penetrating bar and returning and put in place, pressure chamber lubricating arrangement stops spraying.
Those skilled in the art will readily understand; the foregoing is only preferred embodiment of the present invention; not in order to limit the present invention, all any modifications of doing within the spirit and principles in the present invention, be equal to and replace and improvement etc., within all should being included in protection scope of the present invention.
Claims (8)
1. a high vacuum die casting drift,, is characterized in that so that molten metal is pressed into mold cavity for high vacuum die casting, and this drift comprises:
Drift body (1), the axial center hole that its one end has a certain depth is using as cooling cavity, one periphery is that the screw thread tank part (24) that thread groove, center are through hole is coaxially placed in wherein, cooling water can flow along described thread groove after injecting this central through hole, thereby carries out cooling to drift body (1); In this drift body (1) periphery, matched in clearance is socketed with the first drift ring (2), multiple sealing ring (3,4,5) and the second drift ring (6) successively vertically, for contact and seal described pressure chamber (25) with pressure chamber (25) inwall in the time being heated;
What have axial central through hole penetrates bar (15), itself and the coaxial positioned opposite of drift body (1), the relative other end is connected with driver part, this is penetrated bar (15) periphery and is provided with the lubricant runner for flowing into for lubricant and is communicated with the spout for jet lubrication agent with runner, to drive drift jet lubrication agent in the time pressing indoor moving to be lubricated at driver part; And
The drift with axial central through hole is penetrated bar threaded connector (21), it is placed in described drift body (1) and penetrates between bar (15), two ends respectively with both ends be fixedly connected with by described drift body (1) with penetrate bar (15) and be connected, thereby and make the screw thread tank part (24) in described drift body (1), drift penetrate bar threaded connector (21) and described in penetrate bar (15) and axially connect, and one is communicated with the central through hole of described screw thread tank part (24) after penetrating bar (15) and drift and penetrate the central through hole of bar threaded connector (21) for cooling water pipe that cooling water is provided, for cooling water being injected to the central through hole of screw thread tank part (24).
2. high vacuum die casting drift according to claim 1, wherein, between the first drift ring (2), the second drift ring (6) that in described drift body (1) periphery, matched in clearance is socketed successively vertically and the sealing ring being adjacent, adopt step fit system, spacing to carry out, and it is upper that the end of described the second drift ring (6) is fixed on drift body (1), prevent from producing between drift two drift rings (2,6) and sealing ring loosening.
3. high vacuum die casting drift according to claim 1 and 2, wherein, described the first drift ring (2), multiple sealing ring and the second drift ring (6) and described drift body (1) periphery fit clearance between be pressed with sealing ring.
4. according to the high vacuum die casting drift described in any one in claim 1-3, wherein, described one end periphery of penetrating the relative drift body (1) of bar (15) is provided with distributor (9), it comprises the distributor runner (12) being communicated with for the spout of jet lubrication agent (8) with this spout (8), and this distributor runner (12) connects with described lubricant runner (13) by the excircle face (11) of penetrating on bar (15) periphery wall, lubricant flows into from the lubricant entry (14) of penetrating the bar other end, flow through after penetrating bar lubricant runner (13) and enter distributor runner (12) by penetrating bar excircle face (11), finally spray to pressure chamber (25) by the oblique ejection of distributor ejiction opening (8) and realize the lubricated of drift and pressure chamber (25).
5. according to the high vacuum die casting drift described in any one in claim 1-4, wherein, the cooling water of cooling water pipe (19) arrives drift front end through screw thread sink center hole (23), and then cooling water is along entering successively cooling water pipe (19) and threaded connector centre bore clearance channel (20) and cooling water pipe after screw thread tank spiral grooves (22) flows and penetrating that bar centre bore clearance channel (18) is last penetrates bar coolant outlet (16) outflow from what penetrate bar afterbody.
6. the lubricating arrangement with drift for above-mentioned evacuated die-casting process, so that the movement in pressure chamber is lubricated to described drift when the evacuated die-casting process, is characterized in that, this lubricating arrangement comprises
The atomizer (26) being communicated with lubricant entry (14),
Be communicated with the lubricant canister (31) for lubricant is provided with described atomizer (26), it controls the break-make of the lubricant that enters atomizer by the first magnetic valve (29); And
The second magnetic valve (32) being connected with described atomizer (26), and this magnetic valve is connected with compressed air source and Lubrication Control System (33) respectively;
After die casting completes, described in receiving, penetrates described Lubrication Control System (33) signal of following out of bar (15), and under following out signal function, this opens the first magnetic valve (29), thereby the lubricant in lubricant canister (31) enters atomizer (26), follow out the second magnetic valve (32) under signal function to open described simultaneously, make compressed air arrive atomizer (26) together with lubricant, lubricant through described atomizer (26) atomization enters from the bar lubricant entry (14) of penetrating of penetrating bar afterbody, and can realize the atomizing spraying to pressure chamber.
7. a kind of lubricating arrangement of using drift for above-mentioned evacuated die-casting process according to claim 6, wherein, described penetrate bar (15) and follow out and stop after, described Lubrication Control System (33) reception is penetrated bar and is return signal, thereby close described the first and second electromagnetism (29,32), disconnection enters lubricant and the compressed air of described atomizer (26), and then stops the lubricant spraying to pressure chamber (25).
According to a kind of described in claim 6 or 7 for above-mentioned evacuated die-casting process the lubricating arrangement with drift, wherein, the input of described Lubrication Control System (33) is connected with die casting machine, follows out signal and penetrates bar and return signal for receiving from the bar of penetrating of die casting machine.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410060475.XA CN103817308B (en) | 2014-02-21 | 2014-02-21 | A kind of high vacuum die casting drift and the lubricating arrangement for this drift |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410060475.XA CN103817308B (en) | 2014-02-21 | 2014-02-21 | A kind of high vacuum die casting drift and the lubricating arrangement for this drift |
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| CN103817308A true CN103817308A (en) | 2014-05-28 |
| CN103817308B CN103817308B (en) | 2016-01-20 |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104493126A (en) * | 2014-12-09 | 2015-04-08 | 高要市力源压铸有限公司 | Lubricating and cooling method for die-casting machine injection punch and lubricating and cooling device |
| CN105251965A (en) * | 2015-11-11 | 2016-01-20 | 天津爱田汽车部件有限公司 | Self-circulating cooling punch |
| CN105436457A (en) * | 2016-01-12 | 2016-03-30 | 蒋安为 | Die-casting machine injection chamber lubrication cooling device with control function |
| CN109108161A (en) * | 2018-08-13 | 2019-01-01 | 宋丽 | A kind of flaring punch device for automobile air-conditioning pipe connection |
| WO2019061236A1 (en) * | 2017-09-29 | 2019-04-04 | 吴江市液铸液压件铸造有限公司 | Preheated die-casting mold for motor housing |
| CN115301916A (en) * | 2022-07-19 | 2022-11-08 | 广东鸿图科技股份有限公司 | Internal lubricating device for die-casting sealing punch |
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| CN201157892Y (en) * | 2007-12-27 | 2008-12-03 | 比亚迪股份有限公司 | Press shoot apparatus of high-temperature alloy |
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| CN103196786A (en) * | 2013-03-14 | 2013-07-10 | 华中科技大学 | Method and device for quantitatively measuring content of gas inside aluminum alloy die casting |
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Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104493126A (en) * | 2014-12-09 | 2015-04-08 | 高要市力源压铸有限公司 | Lubricating and cooling method for die-casting machine injection punch and lubricating and cooling device |
| 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 |
| CN105251965A (en) * | 2015-11-11 | 2016-01-20 | 天津爱田汽车部件有限公司 | Self-circulating cooling punch |
| CN105436457A (en) * | 2016-01-12 | 2016-03-30 | 蒋安为 | Die-casting machine injection chamber lubrication cooling device with control function |
| WO2019061236A1 (en) * | 2017-09-29 | 2019-04-04 | 吴江市液铸液压件铸造有限公司 | Preheated die-casting mold for motor housing |
| CN109108161A (en) * | 2018-08-13 | 2019-01-01 | 宋丽 | A kind of flaring punch device for automobile air-conditioning pipe connection |
| CN115301916A (en) * | 2022-07-19 | 2022-11-08 | 广东鸿图科技股份有限公司 | Internal lubricating device for die-casting sealing punch |
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| CN103817308B (en) | 2016-01-20 |
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