CN104117650B - Bimodulus hot chamber machine and pressure casting method - Google Patents
Bimodulus hot chamber machine and pressure casting method Download PDFInfo
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- CN104117650B CN104117650B CN201410230976.8A CN201410230976A CN104117650B CN 104117650 B CN104117650 B CN 104117650B CN 201410230976 A CN201410230976 A CN 201410230976A CN 104117650 B CN104117650 B CN 104117650B
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Abstract
The invention discloses a kind of die casting machine, provide a kind of with two die-casting system, and automatically can control the coordination simultaneously of two die-casting system, operating cost is low, the bimodulus hot chamber machine that production efficiency is high and pressure casting method, solve on the die casting machine that exists in prior art and a die-casting system can only be set, operating cost is high, the low inferior technical problem of production efficiency, it comprises support and is located at the zinc pot on support, the support that described zinc pot both sides are corresponding is communicated with respectively and is provided with die-casting system, die-casting system comprises clamping, injection mechanism and Sao Luo mechanism, and control clamping, the circuit sub-control system that injection mechanism and Sao Luo mechanism run, a point oil piping system in two die-casting system to be communicated with on fuel tank and by two the die-casting system coordinations of control system cooperation control simultaneously.
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 control the co-ordination simultaneously of two die-casting system automatically, is the bimodulus hot chamber machine and pressure casting method that a kind of production efficiency is high.
Background technology
Die casting machine is that one is under pressure cooling forming in molten metal bath injection to mould, the a series of industrial foundry machinery of solid metal foundry goods is obtained after die sinking, along with science and technology and industrial progress, especially along with industrial expansions such as automobile, motorcycle and household electrical appliance, again from energy-conservation, saving raw material aspects, die-casting technique has obtained and has developed extremely rapidly.But existing die casting machine generally only has a die-casting system, there is 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, mair 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, shoot material bar, injection chamber and nozzle, Sao Luo mechanism comprises sweeps oil cylinder, sweep bar, atomizer and bearing support, although this device utilizes the piston rod of injection oil cylinder to promote the bar operation that shoots material, molten metal is extruded fast in injection chamber, in nozzle press-in die, thus the metal liquid measure of taking can be controlled accurately, but owing to die casting machine in use procedure only being arranged a die-casting system job, therefore there is operating cost equally high, the low inferior problem of production efficiency.
Summary of the invention
The present invention mainly provides a kind of with two die-casting system, and automatically can control the coordination simultaneously of two die-casting system, operating cost is low, the bimodulus hot chamber machine that production efficiency is high, this invention solves on the die casting machine that exists in prior art can only arrange a die-casting system, operating cost is high, the low inferior technical problem of production efficiency.
Present invention also offers a kind of energy consumption low, and the bimodulus hot chamber machine of clamp force can be increased substantially, solve the injection power existed in prior art bigger than normal, clamp force is relatively little, during die casting, mould easily occurs running burr phenomena, thus cannot ensure 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 hot chamber machine; comprise support and be located at the zinc pot on support; the support that described zinc pot both sides are corresponding is communicated with respectively and is provided with die-casting system; die-casting system comprises clamping, injection mechanism and Sao Luo mechanism; and control clamping, circuit sub-control system that injection mechanism and Sao Luo mechanism run, point oil piping system in two die-casting system to be communicated with on fuel tank and by two the die-casting system coordinations of control system cooperation control simultaneously.By arranging two die-casting system on the support of a die casting machine, two die-casting system share a fuel tank, because each die-casting system is by clamping corresponding to independently circuit sub-control Systematical control, injection mechanism and Sao Luo mechanism run, two are independently passed through control system cooperation control again between circuit sub-control system, because injection process system oil amount is large, when the die-casting system of first action performs injection process, by the injection action of the die-casting system of control system cooperation control hysteresis motion, until the die-casting system that the die-casting system of first action completes the action of injection process ability startup hysteresis carries out injection action, namely avoid two die-casting system to carry out injection action by control system simultaneously, to ensure the fuel delivery of system, make two die-casting system reliability services, reduce the operating cost of whole system, improve 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 and is connected in parallel on the first working connection between Mode-locking oil cylinder and fuel tank and the second working connection, the second working connection in parallel with between fuel tank secondary oil return line and secondary in-line, and be provided with oil pump on secondary in-line.By the second working connection in the working connection of circuit sub-control system is arranged in parallel secondary oil return line and secondary in-line, 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, thus forms locked mode oil circuit, during locked mode by oil pump to the second working connection pressurization fuel feeding, and then increase substantially clamp force, clamp force improves 50%, and structure is simple, and power consumption is little, energy consumption is low, and overall energy consumption reduces by 40%.
As more preferably, described secondary oil return line is provided with matched moulds oil drain solenoid valve, the secondary in-line between oil pump and the second working connection is provided with and adds pressure electromagnetic valve.By matched moulds oil drain solenoid valve and add the break-make that pressure electromagnetic valve can control auxiliary oil circuit automatically, can when locked mode from trend second working connection pressurization fuel feeding.
As more preferably, described working connection is provided with matched moulds magnetic valve, the second working connection between matched moulds magnetic valve and secondary oil return line is provided with the first check valve opened towards secondary oil return line, secondary in-line is provided with the second check valve opened towards the second working connection.Working connection break-make can be automatically controlled by matched moulds magnetic valve, when first check valve can avoid auxiliary oil circuit to pressurize, fluid flows to fuel tank pressure release from the second working connection, ensure 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 uses.
A pressure casting method for bimodulus hot chamber machine, comprises following sequential steps:
1) two die-casting system on die casting machine are successively started;
2) the circuit sub-control system in die-casting system controls corresponding clamping respectively and carries out matched moulds;
3), after clamping matched moulds puts in place, circuit sub-control system to Mode-locking oil cylinder fuel feeding, increases the clamp force of clamping respectively by secondary in-line;
4) the injection mechanism action that the circuit sub-control Systematical control of the die-casting system of first action is corresponding, makes the zinc material injection of the molten condition in zinc pot enter mould;
5) controlled the circuit sub-control system in another die-casting system by control 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) product is hit respectively by Sao Luo mechanism down from mould;
8) step 2 is repeated).
One of them die-casting system can be started separately according to demand during use, in order to enhance productivity, also can two die-casting system use simultaneously.After two die-casting system successively start, both independent operatings under respective circuit sub-control Systematical control, because two die-casting system share a fuel tank again, and injection operation oil mass in running is maximum, in order to there is enough oil masses when ensureing system cloud gray model, when the die-casting system formerly started performs to injection operation, die-casting system as formerly started still is in injection process, and when the die-casting system of rear startup also enters injection operation, namely system stops at rear die-casting system automatically by control system, until the die-casting system injection process formerly started terminates, system is automatically enabled in rear die-casting system by control system again and carries out follow-up process operations, namely by the progress of work of control system auto-control two die-casting system, with make during innage peak value both dislocation run, both ensure that the reliability of system cloud gray model, also ensure that production efficiency.
As preferably, the backward mould of described step 7) sprays releasing agent.Releasing agent is sprayed to ensure the normal production of next production cycle on mould.
Therefore, a kind of bimodulus hot chamber machine of the present invention and pressure casting method have following advantage: by arranging two die-casting system on the support of a die casting machine, each die-casting system is by clamping corresponding to independently circuit sub-control Systematical control, injection mechanism and Sao Luo mechanism run, because injection process system oil amount is large, in order to ensure the normal operation of system, when the die-casting system of first action performs injection process, injection action is postponed by the die-casting system of control system cooperation control hysteresis motion, innage peak is used to stagger, ensure that system reliability service, reduce operating cost, improve production efficiency, by being 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 improve clamp force, power consumption is little, and energy consumption is low.
accompanying drawing illustrates:
Fig. 1 is the structural representation of a kind of bimodulus hot chamber machine of the present invention;
Fig. 2 is the schematic diagram of circuit sub-control system in the present invention.
detailed description of the invention:
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 hot chamber machine of the present invention, comprise the support 8 of die casting machine, middle part above support 8 is installed with a zinc pot 9, a die-casting system installed respectively by the support 8 that the left and right sides of zinc pot 9 is corresponding, 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 that injection mechanism 11 and Sao Luo mechanism 12 run, a point oil piping system in two die-casting system to be communicated with on the fuel tank 13 being positioned at support 8 and by two the die-casting system coordinations of control system cooperation control simultaneously.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 be connected in parallel between Mode-locking oil cylinder 21 and fuel tank, first working connection 221 is communicated with on matched moulds magnetic valve 7 with the second working connection 222, correspond to the second working connection 222 between matched moulds magnetic valve 7 with Mode-locking oil cylinder 21 in parallel with between fuel tank secondary oil return line 31 and secondary in-line 32, secondary oil return line 31 is equipped with a matched moulds oil drain solenoid valve 5, secondary in-line 32 is equipped with one and adds pressure electromagnetic valve 6, corresponding on the secondary in-line 32 added between pressure electromagnetic valve 6 and fuel tank, an oil pump 4 is being housed, and the second working connection 222 between matched moulds magnetic valve 7 and secondary oil return line 31 is equipped with first check valve 14 opened towards secondary oil return line 31, second check valve 15 opened towards the second working connection 222 is housed adding on the secondary in-line 32 between pressure electromagnetic valve 6 and the second working connection 222, 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) two die-casting system on die casting machine are successively started;
2) the circuit sub-control system in die-casting system controls corresponding clamping 10 respectively and carries out matched moulds;
3), after clamping 10 matched moulds puts in place, circuit sub-control system to Mode-locking oil cylinder 21 fuel feeding, increases the clamp force of clamping 10 respectively by secondary in-line 32;
4) injection mechanism 11 action that the circuit sub-control Systematical control of the die-casting system of first action is corresponding, makes the zinc material injection of the molten condition in zinc pot 9 enter mould;
5) controlled the circuit sub-control system in another die-casting system by control 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) hit product respectively by Sao Luo mechanism 12 down from mould, on mould, spray releasing agent simultaneously;
8) step 2 is repeated).
Specific embodiment described herein is only to design of the present invention explanation for example.Those skilled in the art can make various amendment or supplement or adopt similar mode to substitute to described specific embodiment, but can't depart from spirit of the present invention or surmount the scope that appended claims defines.
Claims (7)
1. a bimodulus hot chamber machine, comprise support (8) and be located at the zinc pot (9) on support (8), it is characterized in that: be communicated with respectively on the support (8) that described zinc pot (9) both sides are corresponding and be provided with die-casting system, die-casting system comprises clamping (10), injection mechanism (11) and Sao Luo mechanism (12), and control clamping (10), the circuit sub-control system that injection mechanism (11) and Sao Luo mechanism (12) run, a point oil piping system in two die-casting system is communicated with simultaneously to be gone up at fuel tank (13) and to pass through two the die-casting system coordinations of control system cooperation control, 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 and is connected in parallel on the first working connection (221) between Mode-locking oil cylinder (21) and fuel tank and the second working connection (222), the second working connection (222) in parallel with between fuel tank secondary oil return line (31) and secondary in-line (32), and be provided with oil pump (4) on secondary in-line (32).
2. bimodulus hot chamber machine according to claim 1, it is characterized in that: on described secondary oil return line (31), be provided with matched moulds oil drain solenoid valve (5), the secondary in-line (32) between oil pump (4) and the second working connection (222) is provided with and adds pressure electromagnetic valve (6).
3. bimodulus hot chamber machine according to claim 1, it is characterized in that: on described working connection, be provided with matched moulds magnetic valve (7), the second working connection (222) between matched moulds magnetic valve (7) and secondary oil return line (31) is provided with the first check valve (14) opened towards secondary oil return line (31), secondary in-line (32) is provided with the second check valve (15) opened towards the second working connection (222).
4. bimodulus hot chamber machine as claimed in any of claims 1 to 3, is characterized in that: described fuel tank (13) is located in support (8).
5. bimodulus hot chamber machine as claimed in any of claims 1 to 3, is characterized in that: described two die-casting system are symmetrically distributed on support (8) corresponding to zinc pot (9) both sides.
6. a pressure casting method for bimodulus hot chamber machine according to claim 1, is characterized in that: comprise following sequential steps:
1) two die-casting system on die casting machine are successively started;
2) the circuit sub-control system in die-casting system controls corresponding clamping (10) respectively and carries out matched moulds;
3), after clamping (10) matched moulds puts in place, circuit sub-control system to Mode-locking oil cylinder (21) fuel feeding, increases the clamp force of clamping (10) respectively by secondary in-line (32);
4) injection mechanism (11) action that the circuit sub-control Systematical control of the die-casting system of first action is corresponding, makes the zinc material injection of the molten condition in zinc pot (9) enter mould;
5) controlled the circuit sub-control system in another die-casting system by control 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) product is hit respectively by Sao Luo mechanism (12) down from mould;
8) step 2 is repeated).
7. the pressure casting method of bimodulus hot chamber machine according to claim 6, is characterized in that: the backward mould of described step 7) sprays releasing agent.
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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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| CN201410230976.8A CN104117650B (en) | 2014-05-29 | 2014-05-29 | Bimodulus hot chamber machine and pressure casting method |
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| 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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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 |