CN104117650A - Double-die hot die-casting machine and die-casting method - Google Patents
Double-die hot die-casting machine and die-casting method Download PDFInfo
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- CN104117650A CN104117650A CN201410230976.8A CN201410230976A CN104117650A CN 104117650 A CN104117650 A CN 104117650A CN 201410230976 A CN201410230976 A CN 201410230976A CN 104117650 A CN104117650 A CN 104117650A
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Abstract
The invention discloses a die-casting machine, and provides a double-die hot die-casting machine and a die-casting method, wherein the double-die hot die-casting machine comprises two die-casting systems, can control the two die-casting systems to carry out coordinated actions at the same time, and is low in operation cost and high in production efficiency. The double-die hot die-casting machine and the die-casting method solve the technical problems that in the prior art, a die-casting machine is provided with only one die-casting system, the operation cost is high, and production efficiency is low. The double-die hot die-casting machine comprises a machine base and a zinc pot arranged on the machine base. The die-casting systems are communicated with the portions, corresponding to the two sides of the zinc pot, of the machine base. Each die-casting system comprises a die closing mechanism, an injection mechanism, a sweeping and dropping mechanism and a branch oil way control system controlling the die closing mechanism, the injection mechanism and the sweeping and dropping mechanism to operate. The branch oil way control systems in the two die-casting systems are communicated with an oil tank at the same time and carry out coordination control over the coordinated actions of the two die-casting systems through a control system.
Description
Technical field
What the present invention relates to is a kind of die casting machine with two die-casting system, and this die casting machine can be controlled the co-ordination simultaneously of two die-casting system automatically, is bimodulus thermal die casting machine and the pressure casting method that a kind of production efficiency is high.
Background technology
Die casting machine be a kind of under pressure molten metal bath injection to cooling forming in mould, after die sinking, obtain a series of industrial foundry machinery of solid metal foundry goods, along with science and technology and industrial progress, especially along with industrial expansions such as automobile, motorcycle and household electrical appliance, from energy-conservation, saving raw material aspects, die-casting technique has obtained development extremely rapidly again.But existing die casting machine generally only has a die-casting system, exists operating cost high, the low inferior problem of production efficiency.
Chinese patent discloses a kind of horizontal plunger die casting machine (CN201437151U), comprise mold closing mechanism, Sao Luo mechanism, injection mechanism, smelting furnace, pedestal, main motor and control cabinet, mold closing mechanism is wherein a kind of horizontal mold closing mechanism, comprise die cylinder, top board, moving platen, quiet template, guide pillar and linkage, smelting furnace comprises crucible and heating clamber, injection mechanism comprises injection oil cylinder, bar shoots material, injection chamber and nozzle, Sao Luo mechanism comprises sweeps oil cylinder, sweep bar, atomizer and bearing support, although this device is to utilize the bar operation that promotes to shoot material of the piston rod of injection oil cylinder, molten metal is extruded fast in injection chamber, in nozzle press-in die, thereby can control accurately the metal liquid measure of taking, but due to a die-casting system job being only set on die casting machine in use procedure, therefore exist equally operating cost high, the low inferior problem of production efficiency.
Summary of the invention
The present invention has mainly been to provide a kind of with two die-casting system, and can automatically control the coordination simultaneously of two die-casting system, operating cost is low, the bimodulus thermal die casting machine that production efficiency is high, this invention has solved on the die casting machine existing in prior art can only arrange a die-casting system, operating cost is high, the low inferior technical problem of production efficiency.
The present invention also provides a kind of energy consumption low, and can increase substantially the bimodulus thermal die casting machine of clamp force, solved the injection power existing in prior art bigger than normal, clamp force is relatively little, during die casting, mould is prone to race burr phenomena, thereby cannot guarantee the technical problem of normal production and die-cast product quality etc.
The present invention solves the above-mentioned technical problem of traditional die casting machine by following technical proposals: a kind of bimodulus thermal die casting machine; comprise support and be located at the zinc pot on support; on support corresponding to described zinc pot both sides, be communicated with and be provided with die-casting system respectively; die-casting system comprises clamping, injection mechanism He Saoluo mechanism; and the circuit sub-control system of controlling clamping, the operation of injection mechanism He Saoluo mechanism, minute oil piping system in two die-casting system is communicated with on fuel tank and by control system simultaneously coordinates to control two die-casting system coordinations.By two die-casting system are set on the support at a die casting machine, two die-casting system share a fuel tank, because each die-casting system is controlled corresponding clamping by circuit sub-control system independently, the operation of injection mechanism He Saoluo mechanism, independently between circuit sub-control system, by control system, coordinate to control again for two, because injection process system is large by oil mass, when the die-casting system of first action is carried out injection process, by control system, coordinating the injection of the die-casting system of control hysteresis action moves, until completing the injection process die-casting system that just startup hysteresis moves, the die-casting system of first moving carries out injection action, by control system, avoid two die-casting system to carry out injection action simultaneously, to guarantee the fuel delivery of system, make two die-casting system reliability services, reduced the operating cost of whole system, improved production efficiency.
As preferably, described circuit sub-control system comprises Mode-locking oil cylinder, Mode-locking oil cylinder is connected on fuel tank by working connection, working connection comprises again the first working connection and the second working connection being connected in parallel between Mode-locking oil cylinder and fuel tank, in parallel secondary oil return line and secondary in-line between the second working connection and fuel tank, and be provided with oil pump on secondary in-line.By being arranged in parallel secondary oil return line and secondary in-line on the second working connection in the working connection in circuit sub-control system, the other end of secondary oil return line is connected on fuel tank, the other end of secondary in-line is connected on fuel tank by oil pump, thereby forms locked mode oil circuit, can be by oil pump to the second working connection pressurization fuel feeding during locked mode, and then increase substantially clamp force, clamp force improves 50%, and simple in structure, power consumption is little, energy consumption is low, in whole energy consumption, reduces by 40%.
As more preferably, on described secondary oil return line, be provided with matched moulds oil drain solenoid valve, on the secondary in-line between oil pump and the second working connection, be provided with and add pressure electromagnetic valve.By matched moulds oil drain solenoid valve with add the break-make that pressure electromagnetic valve can be controlled auxiliary oil circuit automatically, can be from trend the second working connection pressurization fuel feeding when locked mode.
As more preferably, on described working connection, be provided with matched moulds magnetic valve, on the second working connection between matched moulds magnetic valve and secondary oil return line, be provided with the first check valve of opening towards secondary oil return line, on secondary in-line, be provided with the second check valve of opening towards the second working connection.By matched moulds magnetic valve, can automatically control working connection break-make, when the first check valve can be avoided auxiliary oil circuit pressurization, fluid flows to fuel tank pressure release from the second working connection, guarantee clamp force, the second check valve can avoid non-locked mode to add fluid backflow in man-hour to auxiliary oil circuit, improves device dependability.
As preferably, described fuel tank is located in support.When fuel tank is located in support, take up room little, overall structure is compact and reasonable more.
As preferably, described two die-casting system are symmetrically distributed on support corresponding to zinc pot both sides.When two die-casting system are symmetrical, space structure is reasonable, and convenient operation is used.
A pressure casting method for bimodulus thermal die casting machine, comprises following sequential steps:
1) successively start two die-casting system on die casting machine;
2) the circuit sub-control system in die-casting system is controlled respectively corresponding clamping and is carried out matched moulds;
3), after clamping matched moulds puts in place, circuit sub-control system is passed through respectively secondary in-line to Mode-locking oil cylinder fuel feeding, increases the clamp force of clamping;
4) first the circuit sub-control system of the die-casting system of action is controlled corresponding injection mechanism action, makes the zinc material injection of the molten condition in zinc pot enter mould;
5) by control system, control the circuit sub-control system in another die-casting system, after the die-casting system of first action completes injection, perform step 4);
6) two die-casting system time delay die sinkings respectively after injection completes;
7) by Sao Luo mechanism, from mould, hit product down respectively;
8) repeating step 2).
During use, can to start separately one of them die-casting system according to demand, in order enhancing productivity, also can two die-casting system to use simultaneously.After two die-casting system successively start, both are independent operating under circuit sub-control system is separately controlled, because two die-casting system share again a fuel tank, and injection operation in running is maximum by oil mass, while moving for assurance system, there is enough oil masses, when the die-casting system formerly starting is carried out to injection operation, if the die-casting system formerly starting is still in injection process, and when the die-casting system of rear startup has also entered injection operation, system stops at rear die-casting system automatically by control system, until the die-casting system injection process formerly starting finishes, system is automatically enabled in rear die-casting system by control system again and carries out follow-up process operations, by the progress of work of two die-casting system of control system auto-control, when with innage peak value, make both operations that misplaces, both guaranteed system reliability of operation, also guaranteed production efficiency.
As preferably, after described step 7), on mould, spray releasing agent.On mould, spray releasing agent to guarantee the normal production of next production cycle.
Therefore, a kind of bimodulus thermal die casting machine of the present invention and pressure casting method have following advantage: by two die-casting system are set on the support at a die casting machine, each die-casting system is controlled corresponding clamping by circuit sub-control system independently, the operation of injection mechanism He Saoluo mechanism, because injection process system is large by oil mass, in order to guarantee the normal operation of system, when the die-casting system of first action is carried out injection process, by control system, coordinating the die-casting system delay injection of control hysteresis action moves, to stagger, use innage peak, guaranteed system reliability service, reduced operating cost, improved production efficiency, by be arranged in parallel secondary oil return line and secondary in-line on the second working connection, during locked mode by oil pump to the second working connection pressurization fuel feeding, and then significantly improved clamp force, power consumption is little, energy consumption is low.
accompanying drawing explanation:
Fig. 1 is the structural representation of a kind of bimodulus thermal die casting machine of the present invention;
Fig. 2 is the schematic diagram of circuit sub-control system in the present invention.
the specific embodiment:
Below by embodiment, and by reference to the accompanying drawings, technical scheme of the present invention is described in further detail.
Embodiment:
As shown in Figure 1, a kind of bimodulus thermal die casting machine of the present invention, the support 8 that comprises die casting machine, middle part above support 8 is installed with a zinc pot 9, on support 8 corresponding to the left and right sides of zinc pot 9, a die-casting system is installed respectively, die-casting system is symmetrical and be connected with zinc pot 9, die-casting system comprises clamping 10, injection mechanism 11, Sao Luo mechanism 12 and control clamping 10, the circuit sub-control system of injection mechanism 11He Saoluo mechanism 12 operations, a minute oil piping system in two die-casting system is communicated with simultaneously coordinates two die-casting system coordinations of control being positioned on the fuel tank 13 of support 8 and by control system.As shown in Figure 2, circuit sub-control system wherein comprises a Mode-locking oil cylinder 21, Mode-locking oil cylinder 21 is connected on fuel tank by working connection, working connection comprises again the first working connection 221 and the second working connection 222 being connected in parallel between Mode-locking oil cylinder 21 and fuel tank, the first working connection 221 and the second working connection 222 are communicated with on matched moulds magnetic valve 7, in parallel secondary oil return line 31 and secondary in-line 32 between the second working connection 222 corresponding to 21 of matched moulds magnetic valve 7 and Mode-locking oil cylinders and fuel tank, a matched moulds oil drain solenoid valve 5 is housed on secondary oil return line 31, on secondary in-line 32, be equipped with one and add pressure electromagnetic valve 6, an oil pump 4 is housed on the secondary in-line 32 corresponding to adding between pressure electromagnetic valve 6 and fuel tank, and first check valve 8 of opening towards secondary oil return line 31 is housed on the second working connection 222 between matched moulds magnetic valve 7 and secondary oil return line 31, second check valve 9 of opening towards the second working connection 222 is housed on the secondary in-line 32 that adds 222 of pressure electromagnetic valve 6 and the second working connections, mould oil drain solenoid valve 5 is wherein two-position three way magnetic valve with adding pressure electromagnetic valve 6, matched moulds magnetic valve 7 is two-position four-way solenoid valve.
Press casting procedure comprises following sequential steps:
1) successively start two die-casting system on die casting machine;
2) the circuit sub-control system in die-casting system is controlled respectively corresponding clamping 10 and is carried out matched moulds;
3), after clamping 10 matched moulds put in place, circuit sub-control system is passed through respectively secondary in-line 32 to Mode-locking oil cylinder 21 fuel feeding, increases the clamp force of clamping 10;
4) first the circuit sub-control system of the die-casting system of action is controlled 11 actions of corresponding injection mechanism, makes the zinc material injection of the molten condition in zinc pot 9 enter mould;
5) by control system, control the circuit sub-control system in another die-casting system, after the die-casting system of first action completes injection, perform step 4);
6) two die-casting system time delay die sinkings respectively after injection completes;
7) by Sao Luo mechanism 12, from mould, hit product down respectively, on mould, spray releasing agent simultaneously;
8) repeating step 2).
Specific embodiment described herein is only to design of the present invention explanation for example.Those skilled in the art can make various modifications or supplement or adopt similar mode to substitute described specific embodiment, but can't depart from spirit of the present invention or surmount the defined scope of appended claims.
Claims (8)
1. a bimodulus thermal die casting machine, comprise support (8) and be located at the zinc pot (9) on support (8), it is characterized in that: on support (8) corresponding to described zinc pot (9) both sides, be communicated with and be provided with die-casting system respectively, die-casting system comprises clamping (10), injection mechanism (11) He Saoluo mechanism (12), and control clamping (10), the circuit sub-control system of injection mechanism (11) He Saoluo mechanism (12) operation, a minute oil piping system in two die-casting system is communicated with upper at fuel tank (13) simultaneously and coordinates to control two die-casting system coordinations by control system.
2. bimodulus thermal die casting machine according to claim 1, it is characterized in that: described circuit sub-control system comprises Mode-locking oil cylinder (21), Mode-locking oil cylinder (21) is connected on fuel tank (13) by working connection, working connection comprises again the first working connection (221) and the second working connection (222) being connected in parallel between Mode-locking oil cylinder (21) and fuel tank, in parallel secondary oil return line (31) and secondary in-line (32) between the second working connection (222) and fuel tank, and on secondary in-line (32), be provided with oil pump (4).
3. bimodulus thermal die casting machine according to claim 2, it is characterized in that: on described secondary oil return line (31), be provided with matched moulds oil drain solenoid valve (5), on the secondary in-line (32) between oil pump (4) and the second working connection (222), be provided with and add pressure electromagnetic valve (6).
4. bimodulus thermal die casting machine according to claim 2, it is characterized in that: on described working connection, be provided with matched moulds magnetic valve (7), on the second working connection (222) between matched moulds magnetic valve (7) and secondary oil return line (31), be provided with the first check valve (8) of opening towards secondary oil return line (31), on secondary in-line (32), be provided with the second check valve (9) of opening towards the second working connection (222).
5. according to the bimodulus thermal die casting machine described in any one in claim 1 to 4, it is characterized in that: described fuel tank (13) is located in support (8).
6. according to the bimodulus thermal die casting machine described in any one in claim 1 to 4, it is characterized in that: described two die-casting system are symmetrically distributed on support (8) corresponding to zinc pot (9) both sides.
7. a pressure casting method for bimodulus thermal die casting machine according to claim 1, is characterized in that: comprise following sequential steps:
1) successively start two die-casting system on die casting machine;
2) the circuit sub-control system in die-casting system is controlled respectively corresponding clamping (10) and is carried out matched moulds;
3), after clamping (10) matched moulds puts in place, circuit sub-control system is passed through respectively secondary in-line (32) to Mode-locking oil cylinder (21) fuel feeding, increases the clamp force of clamping (10);
4) first the circuit sub-control system of the die-casting system of action is controlled corresponding injection mechanism (11) action, makes the zinc material injection of the molten condition in zinc pot (9) enter mould;
5) by control system, control the circuit sub-control system in another die-casting system, after the die-casting system of first action completes injection, perform step 4);
6) two die-casting system time delay die sinkings respectively after injection completes;
7) by Sao Luo mechanism (12), from mould, hit product down respectively;
8) repeating step 2).
8. bimodulus thermal die casting machine according to claim 7, is characterized in that: after described step 7), on mould, spray releasing agent.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410230976.8A CN104117650B (en) | 2014-05-29 | 2014-05-29 | Bimodulus hot chamber machine and pressure casting method |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201410230976.8A CN104117650B (en) | 2014-05-29 | 2014-05-29 | Bimodulus hot chamber machine and pressure casting method |
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| CN104117650A true CN104117650A (en) | 2014-10-29 |
| CN104117650B CN104117650B (en) | 2016-03-02 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106914602A (en) * | 2017-03-29 | 2017-07-04 | 嘉善永金金属制品有限公司 | A kind of pressure apparatus for producing casting |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106914602A (en) * | 2017-03-29 | 2017-07-04 | 嘉善永金金属制品有限公司 | A kind of pressure apparatus for producing casting |
| CN106914602B (en) * | 2017-03-29 | 2018-10-09 | 嘉善永金金属制品有限公司 | A kind of pressure apparatus for producing casting |
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| CN104117650B (en) | 2016-03-02 |
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Denomination of invention: Double mold hot chamber die-casting machine and die-casting method Effective date of registration: 20230811 Granted publication date: 20160302 Pledgee: Zhejiang Tailong Commercial Bank Co.,Ltd. Jinhua Obligation Branch Pledgor: YIWU HUADA DIE-CASTING CO.,LTD. Registration number: Y2023330001734 |