CN208245792U - A kind of alloy die cast feed delicate metering equipment - Google Patents

A kind of alloy die cast feed delicate metering equipment Download PDF

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Publication number
CN208245792U
CN208245792U CN201820791209.8U CN201820791209U CN208245792U CN 208245792 U CN208245792 U CN 208245792U CN 201820791209 U CN201820791209 U CN 201820791209U CN 208245792 U CN208245792 U CN 208245792U
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Prior art keywords
probe
piston rod
cylinder
connector
die cast
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CN201820791209.8U
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倪红星
徐蒙
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Dongguan Magnesium Long Industrial Furnace Equipment Co Ltd
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Dongguan Magnesium Long Industrial Furnace Equipment Co Ltd
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Abstract

A kind of alloy die cast feed delicate metering equipment, including cylinder interconnected and connector;Lead in connector inside and forms movable chamber;Cylinder both ends are respectively equipped with the first gas nozzle and the second gas nozzle connecting with air pump, are equipped with piston rod in the cylinder;Piston rod one end linking probe, probe are arranged in movable chamber, and probe connects controller by data line;The piston rod other end is equipped with piston, and piston is movable between the first gas nozzle and the second gas nozzle.Beneficial effect is: can be accurately controlled to load, to improve the quality of product, reduce production cost.

Description

A kind of alloy die cast feed delicate metering equipment
Technical field
The utility model belongs to metal melting casting field more particularly to a kind of measuring equipment.
Background technique
Die casting is a kind of metal casting technique, its main feature is that applying high pressure to molten metal using mold inner-cavity.Mold Be usually to be made of higher strength alloys, this process some similar to injection molding.Most of die casting casting are all It is nonferrous, such as zinc, copper, aluminium, magnesium, lead, tin and terne metal and their alloy.According to the difference of die casting type, It needs using cold-chamber die casting machine or hot chamber machine.
Casting Equipment and the cost of mold are high, therefore die-casting process is generally only used in batch micro operations large-tonnage product.System Comparatively the components for making die casting are easier, this general only four key steps of needs, unit cost increment are very low.Die casting It is particularly suitable for manufacture a large number of small and medium-sized castings, therefore die casting is that the most widely used in a variety of casting processes.With other Foundry engieering is compared, and the surface of die casting is more smooth, possesses higher dimensional uniformity.
Hot chamber diecasting, sometimes referred to as gooseneck die casting are liquid, the semi liquid state gold of molten condition in its metal pool Belong to, these metals fill mold under pressure.At the beginning of the cycle, the piston of machine is in contraction state, at this moment melts The metal of state can fill gooseneck position.Air pressure or hydraulic piston squeeze metal, it is inserted within mold.This system The advantages of include that circulation rate can about complete 15 circulations per minute fastly, automatic operation easy to accomplish, while by metal The process of fusing is also very convenient.Disadvantage then include can not the higher melting-point metal of die casting, equally can not die casting aluminium, because of aluminium meeting Iron in melting tank is taken out of.Thus, usually hot chamber machine is used for the alloy of zinc, tin and lead.Moreover, hot chamber diecasting Die casting heavy castings are difficult to, usual this technique is all the small-sized casting of die casting.
The feeding device of the prior art not can be carried out accurate feed, cannot be accurate during equipment discharging Discharging is controlled.Cause during die casting, as the amount of discharging is different, and makes the trimmed size of die casting not Can be unified, to influence production efficiency, improve production cost.
Utility model content
To solve the above-mentioned problems, the utility model adopts the following technical solution carries out:
A kind of alloy die cast feed delicate metering equipment, including cylinder interconnected and connector;In the connector Lead in portion and forms movable chamber;The cylinder both ends are respectively equipped with the first gas nozzle and the second gas nozzle connecting with air pump, in the gas Piston rod is equipped in cylinder;Described piston rod one end linking probe, the probe are arranged in the movable chamber, and the probe passes through Data line connects controller;The piston rod other end is equipped with piston, and the piston is in first gas nozzle and second gas It is movable between mouth.
Preferably, one end that the piston rod connects the probe is in the movable chamber;The probe is high temperature resistant Material, the probe are conductive material.
Preferably, the piston rod and the cylinder interconnecting piece are equipped with sealing element.
Preferably, the piston rod be also in lead to structure, the data line passes through the piston rod and connects the probe;Institute It states the locular wall that the data line other end passes through the cylinder, the data line and the cylinder and meeting stopper rod interconnecting piece is equipped with sealing Part;The discharging chamber is additionally provided with venthole.
Preferably, the controller also connects the control air pump;Confinement block is equipped in the cylinder.
Preferably, the connector is connected in the discharging chamber, and described connector one end is in inside discharging chamber, described Connector and the discharging chamber insulate;The connector is insulating materials.
Preferably, the connector end is located between the inlet port and outlet port of the discharging chamber.
The beneficial effects of the utility model are:
1. can be accurately controlled to load, to improve the quality of product, production cost is reduced;
2. load is adjustable, it can adapt to more production requirements;
3. probe improves the service life of equipment without detecting for a long time.
Detailed description of the invention
Fig. 1 is the partial cutaway view of the utility model device;
Fig. 2 is the partial perspective view of the utility model device;
Fig. 3 is the utility model partial duty schematic diagram.
In figure: 10 cylinders, 12 piston rods, 111 first gas nozzles, 112 second gas nozzles, 113 confinement blocks, 120 pistons, 121 numbers According to line, 20 connectors, 21 movable chambers, 22 probes, 30 discharging chambers, 31 feed inlets, 32 discharge ports, 33 ventholes.
Specific embodiment
The utility model is further described with reference to the accompanying drawing:
As shown in Figs. 1-2, a kind of alloy die cast is fed delicate metering equipment, including mutually coaxially connected cylinder 10 and even Fitting 20;Lead in 20 inside of connector and forms movable chamber 21;The 10 both ends side wall of cylinder is respectively equipped with connect with air pump One gas nozzle 111 and the second gas nozzle 112 are equipped with confinement block 113 in 111 lower port of the first gas nozzle, in 112 upper port of the second gas nozzle Equipped with confinement block 113.
Piston rod 12 is equipped in cylinder 10;12 one end linking probe 22 of piston rod, the other end connect piston 120. Piston 120 is between two confinement blocks 113, and piston 120 is fitted closely with 10 inner wall of cylinder.12 one end of piston rod passes through cylinder 10 bottom, and the position of the two connection is equipped with sealing element.
Probe 22 is arranged in movable chamber 21, can also stretch out 21 lower part of movable chamber.Probe 22 is connected to piston rod 12 Lower end can be moved up and down with piston rod 12.Both ends are respectively provided with gas nozzle, without using gravity so that production process it is uncontrollable because Element is reduced.
Probe 22 connects controller by data line 121 close to one end of piston 120;The data line 121 passes through piston 120 With 10 top surface of cylinder, and interconnecting piece be equipped with sealing element.
Connector 20 is also connected with discharging chamber 30.Connector 20 cannot be conductive between insulating materials, with discharging chamber 30, 20 lower part of connector is in inside discharging chamber 30, and is located between the feed inlet 31 and discharge port 32 of discharging chamber 30
Connector 20 can not select insulating materials, metal material be used in order to increase intensity, in itself and discharging chamber 30 Connecting portion sprays insulating material also has effect same.Connector 30 is avoided using insulating materials and discharging chamber 30 generates electricity and returns Road, so that electrical circuit is generated with liquid metals, so as to avoid entire production is influenced.
Heat-resisting material generally can contact liq magnesium, aluminium etc. without melting, signified high temperature generally may more need Processing liquid metals temperature determine, higher than the temperature of liquid metals.
For the ease of maintenance, using being threadedly coupled, this mode had both been able to achieve stable company for connector 20 and discharging chamber 30 It connects, and can dismantle.
Controller also can control air pump work, and air pump can be implemented separately to the first gas nozzle 111 and the second gas nozzle 112 Gas supply.
When piston 120 is depressed into lower end, probe 22 stretches out 21 lower end of movable chamber of connector 20, and is in feed inlet 31 oral area.
Discharging chamber 30 is additionally provided with venthole 33, since some metals are oxidized easily, also needs during it is liquid It is protected, by venthole 33 to inert gas is passed through inside discharging chamber 30, make liquid metal be not easy to be oxidized or Other reactions occur.
Since temperature is higher when equipment uses, discharging chamber 30 is equipped with upper cover, and upper cover and ontology are separable, connector 30 It is connected on lid.
Controller also can control the charger that feed material mouth 31 is fed, and controller can control the discharge velocity of charger and open Stop.Controller is also connected with remote control unit, and remote control unit can control equipment by network or local area network, And also remote monitoring activities can be carried out by cell phone application or computer terminal.
As shown in figure 3, a kind of specific working mode of the utility model are as follows:
1. starting controller, air pump outlet is controlled, is ventilated to the first gas nozzle 111;
2. piston 120 is pressed to limited block 113 by gas, 22 one end of probe is driven to stretch out movable chamber 21;
3. raw material enters inside discharging chamber 30 by charger to feed inlet 31 into raw material;
4. probe 22 transmits signal to controller by data line 121 immediately after touching raw material, controller starts to measure;
5. simultaneously with step 4, delivering a signal to air pump, is supplied to the second gas nozzle 112, limited block will be depressed on piston 120 113, drive probe 22 to return in movable chamber 21;
6. raw material enters mold from discharge port 32, after controller measures, stop charger to the feed of feed inlet 31;
7. need different loads, the measuring parameter of first adjusting controller, then repeatedly 1-6 step.
In actual production process, raw material is all metal liquid, all has good electric conductivity, therefore, monitoring pattern are as follows: control There is electrical connection in the raw metal in device and probe 22 and discharging machine processed;When not needing to carry out feed operation, metal Raw material and probe 22 form short circuit, and for controller without metering work, piston 120 is also at 10 top of cylinder at this time.
When carrying out feed operation, first start controller, piston 120 is depressed, probe 22 is stretched out into movable chamber 21, is arrived at 31 oral area of feed inlet.Then, the discharging of control charger, metal liquid contact when reaching feed inlet 31 with probe 22, at this point, control Device probe 22 and raw material form complete electrical circuit, control control air pump work after it receives this complete loops electric current and withdraw Probe 22.
The detection that raw material is realized in such a way that current interruption flows back, more preferably can more accurately be detected, be avoided The big problem of the error of that probe of thermoinduction.Gallon makes detection more accurate, and the transmitting of signal is quicker.
Detection is completed immediately to withdraw probe 22 in movable chamber 21, avoids the long-time of probe 22 Yu high temperature metal liquid Contact, improves its service life.
The measuring parameter of controller generally uses countdown mode, certainly according to pre-set feeding coal and discharging speed Row calculates discharging time, and control discharging machine stops discharging operation after reaching discharging time.
The measuring parameter of controller is adjustable, since common mechanical can realize uniform feeding, so generally passing through control The feed time of charger processed realizes the control of inlet amount.By the feed system and equipment of the utility model, can make into Expect that precision is reduced to 5g or so from original error 50g or so.
In the utility model, the part that cylinder 10 is equipped with opening is equipped with sealing device, between piston 120 and cylinder 10 also It is coated with lubricating oil.Lubricating oil is also coated in piston rod 12 and 10 coupling part of cylinder.
In addition, the utility model is not limited to above embodiment, as long as it reaches this reality with essentially identical means With novel technical effect, the protection scope of the utility model all should belong to.

Claims (7)

1. a kind of alloy die cast is fed delicate metering equipment, it is characterised in that: including cylinder interconnected (10) and connector (20);Lead in connector (20) inside and forms movable chamber (21);Cylinder (10) both ends offer respectively to be connected with air pump The first gas nozzle (111) and the second gas nozzle (112) connect is equipped with piston rod (12) in the cylinder (10);The piston rod (12) one end linking probe (22), the probe (22) are arranged in the movable chamber (21), and the probe (22) passes through data Line (121) connects controller;Piston rod (12) other end is piston (120), and the piston (120) is in first gas nozzle (111) movable between second gas nozzle (112).
2. a kind of alloy die cast according to claim 1 is fed delicate metering equipment, it is characterised in that: the piston rod (12) one end for connecting the probe (22) is in the movable chamber (21);The probe (22) is heat-resisting material, described Probe (22) is conductive material.
3. a kind of alloy die cast according to claim 2 is fed delicate metering equipment, it is characterised in that: the piston rod (12) sealing element is equipped with the cylinder (10) interconnecting piece.
4. a kind of alloy die cast according to claim 2 is fed delicate metering equipment, it is characterised in that: the piston rod (12) be also in lead to structure, described data line (121) one end passes through the piston rod (12) and connects the probe (22);The number The locular wall of the cylinder (10), the data line (121) and the cylinder (10), piston rod are passed through according to line (121) other end (12) interconnecting piece is equipped with sealing element.
5. a kind of alloy die cast according to claim 1 is fed delicate metering equipment, it is characterised in that: the controller Connection controls the air pump;Confinement block (113) are equipped in the cylinder (10).
6. a kind of alloy die cast according to claim 1 is fed delicate metering equipment, it is characterised in that: the connector (20) be connected on discharging chamber (30), it is internal that described connector (20) one end is in discharging chamber (30), the connector (20) with Discharging chamber (30) insulation;The connector (20) is insulating materials;The discharging chamber (30) is additionally provided with venthole (33).
7. a kind of alloy die cast according to claim 1 is fed delicate metering equipment, it is characterised in that: the connector (20) end is located between the feed inlet (31) of discharging chamber (30) and discharge port (32).
CN201820791209.8U 2018-05-25 2018-05-25 A kind of alloy die cast feed delicate metering equipment Active CN208245792U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
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Application Number Priority Date Filing Date Title
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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108620557A (en) * 2018-05-25 2018-10-09 东莞市镁正隆工业熔炉设备有限公司 A kind of alloy die cast feed delicate metering equipment and its working method

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108620557A (en) * 2018-05-25 2018-10-09 东莞市镁正隆工业熔炉设备有限公司 A kind of alloy die cast feed delicate metering equipment and its working method

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