CN209174881U - A kind of novel low-pressure die casting plant - Google Patents

Abstract

The utility model discloses a kind of novel low-pressure die casting plants, including fixed frame, holding furnace, crucible and air-cooler, holding furnace and the fixed inside for being placed in fixed frame of air-cooler, the fixed inside for being placed in holding furnace of crucible, vacuum chamber is equipped between crucible and holding furnace, the top of holding furnace is fixed with sealing cover, sealing cover is fixed with fixed frame in the middle part of top, the hinged framed lid in the top of fixed frame, the inside of fixed frame is fixed with mold, the bottom end of mold is fixedly connected with the top of stalk, the bottom end of stalk is placed in the bottom of crucible internal walls, the bottom of fixed frame avris is interspersed to be connected with escape pipe, a kind of novel low-pressure die casting plant of the utility model, it can be matched with the water cooling of mold body by air-cooler with circulating fan and be cooled down to mold, improve cooling rate, circulating fan can make cold air in fixation The inside of frame forms convection current, exchanges heat more thorough, then improves the cooling velocity and processing efficiency of mold.

Description

A kind of novel low-pressure die casting plant

Technical field

The utility model relates to Casting Equipment technical field, in particular to a kind of novel low-pressure die casting plant.

Background technique

Low pressure casting is to make liquid metals packed type chamber under pressure, to form a kind of method of casting.By institute Pressure is lower, so being called low pressure casting.Its feature has: it is more steady that liquid metals fills type；Casting forming is good, has It is trained conducive to clear-cut, any surface finish hair is formed；Cast structure is fine and close, and mechanical performance is high；The technique for improving raw material is received Yield；Because of mechanization and automatic operation, labor intensity is reduced, and production efficiency greatly improves.

Existing low-pressure die casting plant mold generally passes through water cooling and is cooled down, and cooling velocity is slow, and processing is then caused to be imitated Rate is low, and existing low-pressure die casting plant mold temperature is higher, is easy scald staff, existing low-pressure die casting plant heat damage It loses more, causes to waste.

Utility model content

The purpose of this utility model is to provide a kind of novel low-pressure die casting plants, to solve to mention in above-mentioned background technique The problem that existing low-pressure die casting plant cooling velocity out is slow and thermal loss is more.

To achieve the above object, the utility model provides the following technical solutions: a kind of novel low-pressure die casting plant, including The fixed inside for being placed in fixed frame of fixed frame, holding furnace, crucible and air-cooler, the holding furnace and air-cooler, the crucible The fixed inside for being placed in holding furnace, is equipped with vacuum chamber, the top of the holding furnace is fixed between the crucible and holding furnace Sealing cover, is fixed with fixed frame in the middle part of the sealing cover top, the hinged framed lid in the top of the fixed frame, the fixation The inside of frame is fixed with mold, and the bottom end of the mold is fixedly connected with the top of stalk, and the bottom end of the stalk is set In the bottom of crucible internal walls, the bottom of the fixed frame avris is interspersed to be connected with escape pipe, and the side on the sealing cover top is solid Surely it is equipped with circulating fan, the input end of the circulating fan is connected to by connecting tube with the outlet air end of air-cooler, the circulated air The outlet end of machine is connected to by connecting tube with the top of fixed frame side.

As a kind of optimal technical scheme of the utility model, the inside of the crucible crucible wall is fixed with several electric heating Pipe, the outer wall of the crucible are fixed with heat insulation layer.

As a kind of optimal technical scheme of the utility model, switching surface is fixed at the top of the fixed frame side The surface of plate, the switch panel is equipped with electrothermal tube control switch, several described electrothermal tubes pass through electrothermal tube control switch It is electrically connected with the power supply.

As a kind of optimal technical scheme of the utility model, the side of the sealing cover is interspersed to be connected with air inlet pipe, institute The bottom end for stating air inlet pipe is connected to the inside of crucible.

As a kind of optimal technical scheme of the utility model, the inside of the escape pipe is fixedly installed with model The temperature detect switch (TDS) of KSD301, the circulating fan are electrically connected with the power supply by temperature detect switch (TDS) with air-cooler.

Compared with prior art, the utility model has the beneficial effects that a kind of novel low pressure casting of the utility model is set It is standby, it can be matched with the water cooling of mold body by air-cooler with circulating fan and be cooled down to mold, improve cooling speed Degree, circulating fan can make cold air form convection current in the inside of fixed frame, exchange heat more thorough, then improve the cooling of mold Speed and processing efficiency are saved electric energy, are passed through simultaneously by the opening and closing of temperature detect switch (TDS) control loop blower and air-cooler Fixed frame mold can be isolated, and prevent the excessively high scald staff of the temperature of mold in casting process, by vacuum chamber and absolutely Thermosphere, which matches, can utmostly reduce distributing for heat, reduce thermal loss, saving heat energy.

Detailed description of the invention

Fig. 1 is the utility model positive structure schematic；

Fig. 2 is the schematic diagram of the section structure of the utility model.

In figure: 1, fixed frame；2, holding furnace；3, crucible；4, air-cooler；5, vacuum chamber；6, sealing cover；7, fixed frame；8, Frame lid；9, escape pipe；10, temperature detect switch (TDS)；11, air inlet pipe；12, mold；13, stalk；14, circulating fan；15, connecting tube； 16, electrothermal tube；17, heat insulation layer；18, switch panel.

Specific embodiment

The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work Every other embodiment obtained, fall within the protection scope of the utility model.

The utility model provides a kind of novel low-pressure die casting plant, including fixed frame 1, holding furnace referring to FIG. 1-2, 2, the fixed inside for being placed in fixed frame 1 of crucible 3 and air-cooler 4, holding furnace 2 and air-cooler 4, the fixation of crucible 3 are placed in holding furnace 2 Inside, between crucible 3 and holding furnace 2 be equipped with vacuum chamber 5, the top of holding furnace 2 is fixed with sealing cover 6,6 top of sealing cover Middle part be fixed with fixed frame 7, hingedly framed lid 8, the inside of fixed frame 7 are fixed with mold 12, mould on the top of fixed frame 7 The bottom end of tool 12 is fixedly connected with the top of stalk 13, and the bottom end of stalk 13 is placed in the bottom of 3 inner wall of crucible, fixed frame 7 The bottom of avris is interspersed to be connected with escape pipe 9, and the side on 6 top of sealing cover is fixed with circulating fan 14, circulating fan 14 Input end is connected to by connecting tube 15 with the outlet air end of air-cooler 4, and the outlet end of circulating fan 14 by connecting tube 15 and is fixed The top of 7 side of frame is connected to.

Preferably, the inside of 3 crucible wall of crucible is fixed with several electrothermal tubes 16, and the outer wall of crucible 3 is fixed with insulation Layer 17, can reduce distributing for heat by heat insulation layer 17, avoid wasting.

Preferably, switch panel 18 is fixed at the top of 1 side of fixed frame, the surface of switch panel 18 is equipped with electrothermal tube Control switch, several electrothermal tubes 16 are electrically connected with the power supply by electrothermal tube control switch, are convenient for by switch panel 18 Control electrothermal tube 16 is heated.

Preferably, the side of sealing cover 6 is interspersed is connected with air inlet pipe 11, and the bottom end of air inlet pipe 11 and the inside of crucible 3 connect It is logical, compressed air or inert gas are passed through to the inside of crucible 3 by air inlet pipe 11.

Preferably, the inside of escape pipe 9 is fixedly installed with the temperature detect switch (TDS) 10 of model KSD301, circulating fan 14 with it is cold Blower 4 is electrically connected with the power supply by temperature detect switch (TDS) 10, detects the temperature that gas is discharged in fixed frame 7 by temperature detect switch (TDS) 10, Then the opening and closing of control loop blower 14 and air-cooler 4, have saved electric energy.

When specifically used, a kind of novel low-pressure die casting plant of the utility model is first shut off frame lid 8, passes through switching surface Plate 18 opens several electrothermal tubes 16, is heated by electrothermal tube 16 to crucible 3, is matched by vacuum chamber 5 and heat insulation layer 17 Conjunction can utmostly reduce distributing for heat, reduce thermal loss, saving heat energy, by air inlet pipe 11 to earthenware when low pressure casting The inside of crucible 3 is passed through compressed air or inert gas, makes molten metal under pressure, passes through stalk 13 from bottom to up Into the inside of mold 12, the temperature of mold 12 rises at this time, by 10 monitoring temperature of temperature detect switch (TDS), when temperature exceeds boundary value Circulating fan 14 and air-cooler 4 are opened, can be matched with the water cooling of mold 12 itself pair by air-cooler 4 and circulating fan 14 Mold 12 cools down, and improves cooling rate, and circulating fan 14 can make cold air form convection current in the inside of fixed frame 7, change Heat is more thorough, then improves the cooling velocity and processing efficiency of mold 12, passes through 10 control loop blower 14 of temperature detect switch (TDS) With the opening and closing of air-cooler 4, electric energy can be saved, while mold 12 can be isolated by fixed frame 7, prevents from casting The excessively high scald staff of the temperature of mold 12 in journey opens frame lid 8 after cooling and is demoulded.

In the description of the present invention, it should be understood that term " coaxial ", " bottom ", " one end ", " top ", " in The orientation of the instructions such as portion ", " other end ", "upper", " side ", " top ", "inner", " front ", " center ", " both ends " or position are closed System is to be based on the orientation or positional relationship shown in the drawings, and is merely for convenience of describing the present invention and simplifying the description, rather than The device or element of indication or suggestion meaning must have a particular orientation, be constructed and operated in a specific orientation, therefore cannot It is construed as a limitation of the present invention.

In addition, term " first ", " second ", " third ", " the 4th " are used for description purposes only, and should not be understood as instruction or It implies relative importance or implicitly indicates the quantity of indicated technical characteristic, define " first ", " second ", " the as a result, Three ", the feature of " the 4th " can explicitly or implicitly include at least one of the features.

In the present invention unless specifically defined or limited otherwise, term " installation ", " setting ", " connection ", " Gu Calmly ", the terms such as " being screwed on " shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection, or integral； It can be mechanical connection, be also possible to be electrically connected；It can be directly connected, can also indirectly connected through an intermediary, it can be with It is the interaction relationship of the connection or two elements inside two elements, unless otherwise restricted clearly, for this field For those of ordinary skill, the concrete meaning of above-mentioned term in the present invention can be understood as the case may be.

While there has been shown and described that the embodiments of the present invention, for the ordinary skill in the art, It is understood that these embodiments can be carried out with a variety of variations in the case where not departing from the principles of the present invention and spirit, repaired Change, replacement and variant, the scope of the utility model is defined by the appended claims and the equivalents thereof.

Claims (5)

1. a kind of novel low-pressure die casting plant, including fixed frame (1), holding furnace (2), crucible (3) and air-cooler (4), special Sign is that the holding furnace (2) and the fixed inside for being placed in fixed frame (1) of air-cooler (4), crucible (3) fixation are placed in The inside of holding furnace (2) is equipped with vacuum chamber (5) between the crucible (3) and holding furnace (2), and the top of the holding furnace (2) is solid Surely sealing cover (6) are equipped with, are fixed with fixed frame (7) in the middle part of sealing cover (6) top, the top of the fixed frame (7) Hinged framed lid (8), the inside of the fixed frame (7) are fixed with mold (12), the bottom end of the mold (12) and stalk (13) top is fixedly connected, and the bottom end of the stalk (13) is placed in the bottom of crucible (3) inner wall, fixed frame (7) side The bottom of side is interspersed to be connected with escape pipe (9), and the side on sealing cover (6) top is fixed with circulating fan (14), described The input end of circulating fan (14) is connected to by connecting tube (15) with the outlet air end of air-cooler (4), the circulating fan (14) Outlet end is connected to by connecting tube (15) with the top of fixed frame (7) side.

2. the novel low-pressure die casting plant of one kind according to claim 1, it is characterised in that: crucible (3) the crucible wall Inside is fixed with several electrothermal tubes (16), and the outer wall of the crucible (3) is fixed with heat insulation layer (17).

3. the novel low-pressure die casting plant of one kind according to claim 2, it is characterised in that: fixed frame (1) side Top be fixed with switch panel (18), the surface of the switch panel (18) is equipped with electrothermal tube control switch, several institutes Electrothermal tube (16) is stated to be electrically connected with the power supply by electrothermal tube control switch.

4. the novel low-pressure die casting plant of one kind according to claim 1, it is characterised in that: the one of the sealing cover (6) Side is interspersed to be connected with air inlet pipe (11), and the bottom end of the air inlet pipe (11) is connected to the inside of crucible (3).

5. the novel low-pressure die casting plant of one kind according to claim 1, it is characterised in that: the escape pipe (9) it is interior Portion is fixedly installed with the temperature detect switch (TDS) (10) of model KSD301, and the circulating fan (14) and air-cooler (4) pass through temperature control Switch (10) is electrically connected with the power supply.