CN114593596A

CN114593596A - Casting equipment capable of effectively reducing air holes and using method

Info

Publication number: CN114593596A
Application number: CN202210212968.5A
Authority: CN
Inventors: 徐铭泽
Original assignee: Nantong Lianxiang Machinery Co ltd
Current assignee: Nantong Lianxiang Machinery Co ltd
Priority date: 2022-03-06
Filing date: 2022-03-06
Publication date: 2022-06-07

Abstract

The utility model discloses casting equipment for effectively reducing air holes and a using method thereof, wherein the casting equipment comprises an operating platform, wherein a supporting rod is arranged on the back surface of the operating platform, and a heat treatment furnace is arranged on the front surface of the supporting rod; an electric heating furnace is arranged in the heat treatment furnace, a secondary heating layer is formed between the heat treatment furnace and the electric heating furnace, a vent pipe is arranged on the inner wall of one side of the electric heating furnace in a penetrating manner, an electric igniter is arranged on the outer wall of one side of the heat treatment furnace in a penetrating manner, and a heat insulation layer is arranged in the heat treatment furnace; the discharging pipe is installed in the diapire of electric heating furnace through-going, operation platform's top is installed and is collected the frame, the top gomphosis of collecting the frame is connected with heat conduction frame. The heat treatment furnace is arranged, so that the effects of secondary heating and bubble reduction can be realized, the use of the condensation frame can reduce the contact time of molten metal and air, reduce the generation of bubbles and ensure the main quality, and can realize mild condensation and reduce the splashing of liquid.

Description

Casting equipment capable of effectively reducing air holes and using method

Technical Field

The utility model relates to the technical field of casting equipment, in particular to casting equipment capable of effectively reducing air holes and a using method.

Background

The casting is a metal hot working process, metal is smelted into liquid meeting certain requirements and poured into a casting mold, and a corresponding product is obtained after cooling, solidification and cleaning treatment.

The existing casting equipment has the defects that:

1. reference CN208811066U discloses a novel casting equipment, "including the base, hold thing board, slider, loading board and telescopic link, the top of base is equipped with the loading board, and the turning position department of loading board bottom all is equipped with the pillar, the inside one side of power cavity is equipped with the air-cooler, and the inside detector that is equipped with of power cavity of air-cooler one side, the central point department of putting of loading board bottom is equipped with cold wind cover, and the loading board bottom of cold wind cover one side is equipped with the telescopic link, the central point department of putting on base top is equipped with the spout, and the inside central point department of putting of spout is equipped with the slider, the top of slider is fixed with holds the thing board, holds the central point department of putting on thing board top and is equipped with the bed die, the top of bed die is equipped with the mould, the central point department of putting on power cavity surface is equipped with control panel. The utility model not only improves the convenience of the casting equipment when in use, improves the casting efficiency of the casting equipment when in use, but also ensures the casting effect of the casting equipment when in use, and the casting equipment can not effectively reduce the generation of air bubbles and air holes when in use, so that the quality of a cast product is difficult to ensure;

2. contrast file CN210937023U discloses two molding casting equipment that penetrate sand, "including base, pneumatic cylinder and sand box, the side is provided with the casting case on the base, and the casting case leading flank is provided with the chamber door, and the side is provided with the support column on the casting incasement portion simultaneously, the side is provided with spacing box on the support column, and the spacing box left and right sides face all is provided with sand outlet, the pneumatic cylinder sets up at the casting incasement portion downside, and the pneumatic cylinder downside is provided with the hydraulic stem, the hydraulic stem downside is provided with the gland, and the gland setting is in spacing box top, the sand box runs through the side on the casting case. The double-upper sand-shooting molding casting equipment is provided with two sand boxes, when the casting equipment is used for casting a metal product, the two sand boxes are arranged on the casting equipment, so that when sand shooting filling is carried out, sand is shot to the inner part of the limiting box through the sand outlet pipes at the lower sides of the two sand boxes simultaneously, the filling efficiency is improved, the fixing efficiency of a mold in the limiting box is improved, the occurrence of metal liquid overflow is neglected when the casting equipment is used for casting, the metal liquid cannot be effectively collected when the metal liquid overflows, and the waste of the metal liquid is caused;

3. comparison document CN214001199U discloses metallurgical casting equipment convenient to remove, "including the casting equipment body, this internal baffle that is equipped with of casting equipment, the bottom of baffle are equipped with the arm-tie, the bottom fixed mounting of casting equipment body has the chassis, and equal fixed mounting has the dimple on the both sides inner wall of chassis, and equal fixed mounting has the slide bar in two dimples, equal fixedly connected with spring on the both sides inner wall of two dimples, and sliding connection has same lifter plate on two slide bars, four springs all with lifter plate fixed connection, the first support column of bottom fixedly connected with and the second support column of lifter plate. The casting device is simple in structure, facilitates workers to move the casting device, facilitates braking of wheels, and facilitates people to use the casting device to perform quantitative and ordered casting operation according to actual metal liquid residual quantity when casting, so that the phenomenon of insufficient batch casting is easy to occur;

4. reference CN209725560U discloses a casting equipment with heat combustion-supporting device soon, "includes casting equipment, outer wall one side rigid coupling of casting equipment has the outer tube, the inner wall rigid coupling of outer tube has the sealing washer, the inside sliding connection of outer tube has the connecting pipe, open the outer wall below of connecting pipe has the export, export and the inseparable laminating of sealing washer, open the inside left side of outer tube has the cavity. This casting equipment with heat combustion-supporting device soon, remove and carry out the cooperation between the fixed seal circle at the inner wall of outer tube through the connecting pipe in the inside of outer tube, the effectual convenient fuel of carrying in the inside to casting equipment, when not using simultaneously, export on the connecting pipe is closed, the practicality and the effect of use of effectual increase casting equipment, elasticity through first compression spring makes the connecting pipe resume normal position and second compression spring's elasticity make the sliding plug carry out the cooperation between the closure to the entry, this casting equipment lacks effectual condensing equipment when using, can't condense and solidify as early as possible after finishing, the contact time that leads to air and metal liquid is longer, the easy bubble that produces, influence casting quality.

Disclosure of Invention

The present invention is directed to a casting apparatus and method for effectively reducing porosity to solve the above-mentioned problems of the prior art.

In order to achieve the purpose, the utility model provides the following technical scheme: a casting device capable of effectively reducing air holes and a using method thereof comprise an operating platform, wherein a supporting rod is arranged on the back surface of the operating platform, and a heat treatment furnace is arranged on the front surface of the supporting rod;

the electric heating furnace is arranged inside the heat treatment furnace, a secondary heating layer is formed between the heat treatment furnace and the electric heating furnace, a vent pipe is installed on the inner wall of one side of the electric heating furnace in a penetrating mode, the tail end of the vent pipe extends into the secondary heating layer, an electric igniter is installed on the outer wall of one side of the heat treatment furnace in a penetrating mode, the tail end of the electric igniter is located inside the secondary heating layer, an inflation inlet and a liquid discharge pipe are installed on the front face of the heat treatment furnace, the liquid discharge pipe is located on one side of the inflation inlet, the tail ends of the inflation inlet and the liquid discharge pipe both extend into the secondary heating layer, and a heat insulation layer is arranged inside the heat treatment furnace;

the diapire of electric heating furnace runs through to install the discharging pipe, operation platform's top is installed and is collected the frame, the top gomphosis of collecting the frame is connected with heat conduction frame.

Preferably, the inside of heat conduction frame is equipped with 5 × 5 spacing shelves of arranging, heat conduction frame's inside is equipped with the collecting vat, and the collecting vat is located the outside that spacing shelves were separated, the bottom of collecting vat is located collects the frame directly over, collect the front of frame and install thermal-insulated handle, the inside of collecting the frame is equipped with the heat preservation, heat conduction frame's both sides outer wall all installs the semicircular and encloses the fender.

Preferably, the inside of discharging pipe is the cavity design, the surface of discharging pipe is equipped with the small opening that runs through, the surface mounting of discharging pipe has level sensor, the tail end of discharging pipe runs through and extends to the below of heat treatment furnace, the tail end of discharging pipe is connected with the pipe network, the surface mounting of pipe network has the liquid outlet nozzle that 5 x 5 were arranged, the surface mounting of liquid outlet nozzle has the electronic valve.

Preferably, the condensation frame is installed at operation platform's top, and the condensation frame is located one side of collecting the frame, the inside of condensation frame is equipped with the collecting tank, the back flow of L type is installed to the inner wall of collecting tank, the inside of condensation frame is equipped with the condensing tank, and the condensing tank is located the inboard of collecting tank, the clear water layer has been held to the inside of condensing tank, the top surface of clear water layer has held oily layer, the tail end of back flow is towards the condensing tank, the inner wall of condensing tank runs through and installs the drain pipe, and the tail end of drain pipe extends to the inside of collecting tank, the internally mounted of drain pipe has the check valve.

Preferably, the back face of the supporting rod is provided with a tail gas treatment box, the surface of one side of the heat treatment furnace is provided with a gas guide pipe in a penetrating manner, and the tail end of the gas guide pipe extends into the tail gas treatment box.

Preferably, the surface mounting of air duct has electric valve, one side surface mounting of heat treatment furnace has electron temperature detector, and electron temperature detector's tail end extends to the inside of secondary heating layer, electron temperature detector and electric valve electric connection.

Preferably, the internally mounted of tail gas processing box has the baffle, the baffle falls into alkali lye with the inside of tail gas processing box and deposits chamber and tail gas purification chamber, and the tail gas purification chamber is located one side that the chamber was deposited to alkali lye, the inside that the chamber was deposited to alkali lye is deposited and is deposited potassium hydroxide solution, the active carbon otter board is installed to the inner wall equidistance in tail gas purification chamber.

Preferably, the inside of baffle is run through and is installed the siphunculus of L type, the tail end of siphunculus runs through the inside of the inside active carbon otter board in tail gas purification chamber.

Preferably, the internally mounted of siphunculus has the check valve, and the check valve is located the inside in tail gas purification chamber, the internally mounted of siphunculus has the baffle, and the inside of baffle is equipped with a plurality of round holes, the back mounted of baffle has the ventilated membrane.

Preferably, the casting equipment comprises the following working steps:

s1, before the casting equipment is used for corresponding casting operation, firstly, metal raw materials are put into an electric heating furnace, then a top cover embedded with the electric heating furnace is closed, then the electric heating furnace is started, the metal raw materials in the electric heating furnace are subjected to hot melting treatment, the supply of the casting raw materials is provided for the casting operation of the casting equipment, meanwhile, hydrogen is supplemented into a secondary heating layer through an air charging port, so that the heat treatment furnace can perform secondary heating treatment on the metal raw materials in the electric heating furnace, and the hot melting speed of the metal raw materials is accelerated;

s2, in the process of hot melting of the metal raw materials, air in the electric heating furnace is heated to move upwards and then is transferred to the secondary heating layer through the vent pipe, so that the air content in the electric heating furnace is reduced, and the effect of reducing bubbles is achieved;

s3, after hot melting is finished, casting operation is required, the heat conduction frame and the collection frame can be placed below the pipe network, the electronic valve is opened, molten metal in the electric heating furnace is transferred into the pipe network through the leakage hole, and then falls into a space formed by a limiting partition in the heat conduction frame through the liquid outlet nozzle, so that corresponding model casting is realized;

s4, as the casting work is carried out, the liquid level height of the molten metal in the electric heating furnace is gradually reduced, in order to avoid the condition of insufficient casting during casting, when the liquid level sensor detects that the liquid level in the electric heating furnace is lower than a preset threshold value, the liquid level sensor represents that the residual molten metal in the electric heating furnace cannot meet all blank spaces in a single heat conduction frame at the moment, the volume of the residual molten metal in the electric heating furnace and the specification of the blank spaces during casting are presumed according to the liquid level height detected by the liquid level sensor, the full casting of which number of blank spaces can be met at most is calculated, and then redundant electronic valves are closed, so that the phenomenon of insufficient batch casting can be avoided;

s5, when casting, the phenomenon that molten metal overflows easily occurs in the blank space inside the heat conducting frame, at the moment, the overflowing molten metal drips into the collecting frame through the collecting tank, meanwhile, the heat of the molten metal is transmitted into the collecting frame through the limiting barrier and the heat conducting frame, and the dissipation of the heat in the collecting frame is reduced through the heat insulating layer, so that the collected molten metal can be kept in a hot melting state to the maximum extent, the molten metal can be conveniently recycled, and the energy consumption required by secondary hot melting is reduced;

s6, after pouring is finished, the heat conduction frame stretches across the inside of the condensation frame through the enclosing barrier, so that the frame body of the heat conduction frame is suspended and parked in the inside of the condensation frame, condensation operation is carried out through the clear water layer, and the arrangement of the oil immersion layer can avoid violent water body rolling when the heat conduction frame and the clear water layer carry out heat exchange, prevent water drops from splashing and falling into uncooled metal liquid in the heat conduction frame, and avoid interference of bubbles and air holes;

s7, in the condensation process, liquid discharged by the heat conduction frame under the action of buoyancy flows into the liquid collection tank through the liquid outlet pipe, then the liquid in the liquid collection tank rises, and is transferred back into the condensation tank through the return pipe, so that the liquid in the condensation tank is prevented from being soaked and overflowing, and the smooth condensation work is ensured;

s8, in the process of hot melting treatment of the metal raw materials, part of the mixture doped in the metal raw materials is heated and volatilized, and is conveyed to an alkali liquor storage cavity in the tail gas treatment box together with carbon dioxide in the original air in the electric heating furnace through the air guide pipe, wherein the carbon dioxide is absorbed and converted by potassium hydroxide solution, and other harmful tail gases are conveyed to the tail gas purification cavity through the through pipe to be purified and adsorbed by the activated carbon mesh plate, so that tail gas treatment is realized.

Compared with the prior art, the utility model has the beneficial effects that:

1. the electric heating furnace is started by installing the heat treatment furnace, the electric heating furnace, the vent pipe and the electric igniter, air in the electric heating furnace is transferred to the secondary heating layer through the vent pipe in the metal raw material hot melting process, so that the air content in the electric heating furnace is reduced, the effect of reducing bubbles is achieved, then the electric igniter is started, a combustion reaction is generated in the secondary heating layer, and the electric heating furnace can be matched with the electric heating furnace to perform hot melting treatment on the metal raw material to provide heat supply, so that the electric consumption of the electric heating furnace is reduced.

2. According to the utility model, the heat-conducting frame, the collecting tank, the collecting frame and the heat-insulating layer are arranged, molten metal overflowing during casting is dripped into the collecting frame through the collecting tank, meanwhile, the heat of the molten metal is transferred into the collecting frame through the limiting partition and the heat-conducting frame, and the dissipation of the heat in the collecting frame is reduced through the heat-insulating layer, so that the collected molten metal can be ensured to be in a hot-melting state to the maximum extent, the molten metal can be conveniently recycled, and the energy consumption required by secondary hot melting is reduced.

3. According to the utility model, by installing the discharge pipe, the liquid outlet nozzle, the leakage hole, the liquid level sensor, the pipe network and the electronic valve, the liquid level height of the molten metal in the electric heating furnace is gradually reduced along with the progress of the casting work, when the residual molten metal in the electric heating furnace can not meet all blank spaces in the single heat conduction frame, the volume of the residual molten metal in the electric heating furnace and the specification of the blank spaces during casting are presumed according to the liquid level height detected by the liquid level sensor, the full casting of the number of the blank spaces which can be met at most is calculated, and then the redundant electronic valve is closed, so that the phenomenon of insufficient batch casting can be avoided.

4. According to the utility model, the condensing frame, the clear water layer, the oil immersion layer, the liquid outlet pipe, the return pipe and the liquid collecting tank are arranged, the condensing operation is carried out through the clear water layer, and the oil immersion layer is arranged, so that severe water body rolling can be avoided when the heat conduction frame and the clear water layer carry out heat exchange, water drops are prevented from splashing and falling into uncooled metal liquid in the heat conduction frame, and the interference of bubbles and air holes is avoided; in the condensation process, liquid discharged by the heat conduction frame under the action of buoyancy flows into the liquid collecting tank through the liquid outlet pipe, the liquid in the liquid collecting tank rises immediately and is transferred back into the condensation tank through the return pipe, so that the liquid in the condensation tank is prevented from being soaked and overflowing, and the smooth condensation work is ensured.

Drawings

FIG. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a schematic view of an assembly of the tapping pipe of the present invention;

FIG. 3 is a schematic view of a mounting structure of a condensing frame according to the present invention;

FIG. 4 is a schematic diagram of the structure at A in FIG. 3 according to the present invention;

FIG. 5 is a schematic view of an assembly structure of the heat treatment frame of the present invention;

FIG. 6 is a schematic view of a heat-conducting frame mounting structure according to the present invention;

FIG. 7 is a schematic view of the installation structure of the exhaust treatment box and the through pipe of the present invention;

FIG. 8 is a schematic view of the inner installation structure of the through pipe of the present invention;

fig. 9 is a schematic view of an installation structure of the activated carbon net plate and the through pipe of the present invention.

In the figure: 1. an operating platform; 101. a support bar; 2. a discharge pipe; 201. a liquid outlet nozzle; 202. a leak hole; 203. a liquid level sensor; 204. pipe network; 205. an electronic valve; 3. a condensation frame; 301. a clear water layer; 302. an oil-immersed layer; 303. a liquid outlet pipe; 304. a return pipe; 305. a liquid collecting tank; 4. a heat treatment furnace; 401. an electric heating furnace; 402. a breather pipe; 403. a thermal insulation layer; 404. an electric igniter; 405. an inflation inlet; 406. a liquid discharge pipe; 5. a thermally conductive frame; 501. collecting tank; 502. a collection frame; 503. a thermally insulated handle; 504. a heat-insulating layer; 505. fencing; 6. an air duct; 601. an electrically operated valve; 602. an electronic temperature detector; 7. a tail gas treatment box; 701. an alkali liquor storage cavity; 702. a partition plate; 703. an activated carbon screen plate; 8. pipe passing; 801. a baffle plate; 802. and (3) a breathable film.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "front", "rear", "both ends", "one end", "the other end", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it should be noted that, unless explicitly stated or limited otherwise, the terms "mounted," "disposed," "connected," and the like are to be construed broadly, such as "connected," which may be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Example one

Referring to fig. 1 and 5, an embodiment of the present invention: a casting device capable of effectively reducing air holes and a using method thereof comprise an operation platform 1, wherein a support rod 101 is arranged on the back surface of the operation platform 1, and a heat treatment furnace 4 is arranged on the front surface of the support rod 101;

an electric heating furnace 401 is arranged in the heat treatment furnace 4, a secondary heating layer is formed between the heat treatment furnace 4 and the electric heating furnace 401, an air pipe 402 is arranged on the inner wall of one side of the electric heating furnace 401 in a penetrating manner, the tail end of the air pipe 402 extends into the secondary heating layer, an electric igniter 404 is arranged on the outer wall of one side of the heat treatment furnace 4 in a penetrating manner, the tail end of the electric igniter 404 is positioned in the secondary heating layer, an air inflation inlet 405 and a liquid discharge pipe 406 are arranged on the front surface of the heat treatment furnace 4, the liquid discharge pipe 406 is positioned on one side of the air inflation inlet 405, the tail ends of the air inflation inlet 405 and the liquid discharge pipe 406 both extend into the secondary heating layer, and a heat insulation layer 403 is arranged in the heat treatment furnace 4;

specifically, the heat treatment furnace 4 arranged through the support rod 101 can provide necessary metal raw material hot melting treatment for the casting operation of the casting equipment, and further provide raw material supply for the casting operation;

the electric heating furnace 401 is started, the metal raw materials in the electric heating furnace 401 are subjected to hot melting treatment, meanwhile, hydrogen is supplemented into the secondary heating layer through the inflation inlet 405, in the process of hot melting of the metal raw materials, air in the electric heating furnace 401 is heated to move upwards and then is transferred into the secondary heating layer through the vent pipe 402, so that the air content in the electric heating furnace 401 is reduced, the effect of reducing bubbles is achieved, necessary oxygen supply can be provided for hydrogen combustion in the secondary heating layer, the purpose of air consumption can be achieved, and the effect of reducing bubbles in the casting process of the casting equipment is further enhanced;

at this time, the electric igniter 404 is started, i.e. a combustion reaction occurs in the secondary heating layer under the cooperation of hydrogen, air, oxygen and the electric igniter 404, and the electric igniter can be matched with the electric heating furnace 401 to perform hot melting treatment on the metal raw material to provide heat supply, so that the electricity consumption of the electric heating furnace 401 is reduced, and the water generated after the hydrogen combustion can form liquid drops after condensation and is discharged through the liquid discharge pipe 406;

in the hot melting process, the heat insulation layer 403 can prevent the heat treatment furnace 4 from exchanging heat with the outside, so as to reduce the loss of hot melting heat.

Example two

Referring to fig. 1 and 6, an embodiment of the present invention: the utility model provides an effectively reduce casting equipment and application method of gas pocket, including heat conduction frame 5, collection frame 502 is installed at operation platform 1's top, the top gomphosis of collecting frame 502 is connected with heat conduction frame 5, heat conduction frame 5's inside is equipped with 5 × 5 spacing shelves of arranging, heat conduction frame 5's inside is equipped with collecting vat 501, and collecting vat 501 is located the outside of spacing shelves, the bottom of collecting vat 501 is located directly over collecting frame 502, collect the front of frame 502 and install thermal-insulated handle 503, collect the inside of frame 502 and be equipped with heat preservation 504, heat conduction frame 5's both sides outer wall all installs semicircular and encloses fender 505.

Specifically, when casting, molten metal easily overflows from the blank space inside the heat conducting frame 5, the overflowing molten metal drops into the collection frame 502 through the collection groove 501, meanwhile, the heat of the molten metal is transferred into the collection frame 502 through the limiting barrier and the heat conducting frame 5, and the dissipation of the heat in the collection frame 502 is reduced through the heat insulation layer 504, so that the collected molten metal can be kept in a hot melting state to the maximum extent, the molten metal can be conveniently recycled, and the energy consumption required by secondary hot melting is reduced;

the use of the heat insulation handle 503 is convenient for workers to collect the molten metal in the collection frame 502 without being scalded, so that the use safety of the collection frame 502 is ensured;

enclose fender 505, can effectively increase the horizontal width of heat conduction frame 5, and then make heat conduction frame 5 can hover the frame edge at condensation frame 3 when carrying out inside metal liquid condensation operation, avoid heat conduction frame 5 to submerge heat conduction frame 5 in the liquid of condensation frame 3 when the condensation to this quality of guaranteeing the cast member.

EXAMPLE III

Referring to fig. 1 and fig. 2, an embodiment of the present invention: the utility model provides an effectively reduce casting equipment and application method of gas pocket, including discharging pipe 2, the diapire of electric heating furnace 401 runs through and installs discharging pipe 2, the inside of discharging pipe 2 is the hollow design, the surface of discharging pipe 2 is equipped with the small opening 202 that runs through, the surface mounting of discharging pipe 2 has level sensor 203, the tail end of discharging pipe 2 runs through and extends to the below of heat treatment furnace 4, the trailing end connection of discharging pipe 2 has pipe network 204, the surface mounting of pipe network 204 has liquid outlet nozzle 201 that 5 x 5 was arranged, the surface mounting of liquid outlet nozzle 201 has electronic valve 205.

Specifically, after hot melting is finished, the electronic valve 205 is opened, the molten metal in the electric heating furnace 401 is transferred into the pipe network 204 through the leak hole 202, and then falls into a blank formed by a limit partition in the heat conduction frame 5 through the liquid outlet nozzle 201, so that corresponding batch model casting operation is realized, and the casting efficiency is improved;

along with the progress of casting work, the liquid level height of the molten metal in the electric heating furnace 401 gradually decreases, when the liquid level sensor 203 detects that the liquid level in the electric heating furnace 401 is lower than a preset threshold value, it represents that the residual molten metal in the electric heating furnace 401 cannot meet all blank spaces in the single heat conduction frame 5 at the moment, the volume of the residual molten metal in the electric heating furnace 401 and the specification of the blank spaces during casting are presumed according to the liquid level height detected by the liquid level sensor 203, the full casting of how many blank spaces can be met at most is calculated, and then the redundant electronic valve 205 is closed, so that the phenomenon of insufficient batch casting can be avoided.

Example four

Referring to fig. 1, fig. 3 and fig. 4, an embodiment of the present invention: the utility model provides an effectively reduce casting equipment and application method of gas pocket, including condensation frame 3, condensation frame 3 is installed at operation platform 1's top, and condensation frame 3 is located one side of collecting frame 502, the inside of condensation frame 3 is equipped with catch basin 305, the back flow 304 of L type is installed to the inner wall of catch basin 305, the inside of condensation frame 3 is equipped with the catch basin, and the catch basin is located the inboard of catch basin 305, the inside of catch basin has placed clear water layer 301, the top surface of clear water layer 301 has placed oily layer 302, the tail end of back flow 304 is towards the catch basin, the inner wall of catch basin runs through installs drain pipe 303, and the tail end of drain pipe 303 extends to the inside of catch basin 305, the internally mounted of drain pipe 303 has the check valve.

Specifically, the clear water layer 301 is used for condensation, and the oil immersion layer 302 is arranged, so that severe water body rolling during heat exchange between the heat conduction frame 5 and the clear water layer 301 can be avoided, water drops are prevented from splashing and falling into uncooled metal liquid in the heat conduction frame 5, and interference of bubbles and air holes is avoided;

during condensation, liquid discharged from the heat conducting frame 5 under the action of buoyancy flows into the liquid collecting tank 305 through the liquid outlet pipe 303, and then the liquid in the liquid collecting tank 305 rises and is transferred back into the condensation tank through the return pipe 304 again, so that soaking and overflowing of the liquid in the condensation tank are avoided, and smooth condensation is ensured.

EXAMPLE five

Referring to fig. 7-9, an embodiment of the present invention: the casting equipment comprises a tail gas treatment box 7, wherein the tail gas treatment box 7 is installed on the back surface of a support rod 101, a gas guide pipe 6 penetrates through the surface of one side of a heat treatment furnace 4, and the tail end of the gas guide pipe 6 extends into the tail gas treatment box 7.

The surface of the gas guide pipe 6 is provided with an electric valve 601, the surface of one side of the heat treatment furnace 4 is provided with an electronic temperature detector 602, the tail end of the electronic temperature detector 602 extends to the inside of the secondary heating layer, and the electronic temperature detector 602 is electrically connected with the electric valve 601.

The inside of the tail gas treatment box 7 is provided with a partition 702, the partition 702 divides the inside of the tail gas treatment box 7 into an alkali liquor storage cavity 701 and a tail gas purification cavity, the tail gas purification cavity is positioned at one side of the alkali liquor storage cavity 701, a potassium hydroxide solution is stored inside the alkali liquor storage cavity 701, and the inner wall of the tail gas purification cavity is equidistantly provided with an activated carbon screen plate 703.

An L-shaped through pipe 8 penetrates through the partition 702, and the tail end of the through pipe 8 penetrates through the activated carbon mesh plate 703 inside the tail gas purification cavity.

The internally mounted of siphunculus 8 has the check valve, and the check valve is located the inside in tail gas purification chamber, and the internally mounted of siphunculus 8 has baffle 801, and the inside of baffle 801 is equipped with a plurality of round holes, and the back mounted of baffle 801 has ventilated membrane 802.

Specifically, because the combustion product of the hydrogen gas is water, when the electronic temperature detector 602 detects that the temperature inside the secondary heating layer is reduced to below 100 ℃, the gaseous water vapor can be liquefied into liquid water drops, at this time, the electric valve 601 is opened, other mixed gas in the secondary heating layer can be transferred into the alkali liquor storage cavity 701 through the gas guide pipe 6, and further, the carbon dioxide in the mixed gas can react with the stored potassium hydroxide solution to perform corresponding treatment on the carbon dioxide solution;

and other harmful gas in the mist is through one-way the transferring to the tail gas purification chamber of siphunculus 8, through the absorption of active carbon otter board 703, realizes corresponding tail gas purification operation, and in order to avoid the liquid that the alkali lye was deposited in the chamber 701 to transfer to the tail gas purification chamber, the design of usable baffle 801 and inside round hole thereof passes through the flow of siphunculus 8 with its liquid, and under the assistance of ventilated membrane 802, the part a small amount of liquid that the separation passed through the round hole tongue simultaneously, in order to realize gas-liquid separation.

The casting equipment comprises the following working steps:

s1, before the casting equipment is used for corresponding casting operation, firstly, metal raw materials are put into the electric heating furnace 401, then the top cover embedded with the metal raw materials is closed, then, the electric heating furnace 401 is started, the metal raw materials in the electric heating furnace are subjected to hot melting treatment, the supply of the casting raw materials is provided for the casting operation of the casting equipment, meanwhile, hydrogen is supplemented into the secondary heating layer through the gas charging port 405, so that the heat treatment furnace 4 can perform secondary heating treatment on the metal raw materials in the electric heating furnace 401, and the hot melting speed of the metal raw materials is accelerated;

s2, in the process of hot melting of the metal raw materials, air in the electric heating furnace 401 is heated to move upwards and then is transferred to a secondary heating layer through the vent pipe 402, so that the air content in the electric heating furnace 401 is reduced, and the effect of reducing bubbles is achieved, at the moment, the electric igniter 404 is started, combustion reaction can be carried out in the secondary heating layer under the cooperation of hydrogen, air oxygen and the electric igniter 404, and the electric heating furnace 401 can be matched to carry out hot melting treatment on the metal raw materials to provide heat supply, so that the electricity consumption of the electric heating furnace 401 is reduced;

s3, after hot melting is finished, casting operation is required, the heat conduction frame 5 and the collection frame 502 can be placed below the pipe network 204 at the moment, the electronic valve 205 is opened at the moment, molten metal in the electric heating furnace 401 is transferred into the pipe network 204 through the leakage hole 202, and then falls into a space formed by a limiting partition in the heat conduction frame 5 through the liquid outlet nozzle 201, so that corresponding model casting is realized;

s4, along with the progress of casting work, the liquid level height of the molten metal in the electric heating furnace 401 gradually decreases, in order to avoid the situation of insufficient casting during casting, when the liquid level sensor 203 detects that the liquid level in the electric heating furnace 401 is lower than a preset threshold value, the situation represents that the residual molten metal in the electric heating furnace 401 cannot meet all the blank spaces in the single heat conduction frame 5 at the moment, the volume of the residual molten metal in the electric heating furnace 401 and the specification of the blank spaces during casting are presumed according to the liquid level height detected by the liquid level sensor 203, the full casting of the blank spaces which can be met at most is calculated, and then the redundant electronic valve 205 is closed, so that the phenomenon of insufficient batch casting can be avoided;

s5, when casting, molten metal easily overflows from the blank space inside the heat conducting frame 5, the overflowing molten metal drops into the collection frame 502 through the collection groove 501, meanwhile, the heat of the molten metal is transferred into the collection frame 502 through the limiting partition and the heat conducting frame 5, and the dissipation of the heat in the collection frame 502 is reduced through the heat insulation layer 504, so that the collected molten metal can be kept in a hot melting state to the maximum extent, secondary utilization is facilitated, and energy consumption required by secondary hot melting is reduced;

s6, after the pouring is finished, the heat conducting frame 5 is stretched across the inside of the condensing frame 3 through the enclosure 505, so that the frame body of the heat conducting frame 5 is suspended and parked inside the condensing frame 3, the condensing operation is performed through the clear water layer 301, and the arrangement of the oil immersion layer 302 can prevent severe water body rolling when the heat conducting frame 5 and the clear water layer 301 perform heat exchange, prevent water droplets from splashing and falling into uncooled molten metal in the heat conducting frame 5, and thus avoid the interference of bubbles and air holes;

s7, in the condensation process, liquid discharged by the heat conduction frame 5 under the action of buoyancy flows into the liquid collection tank 305 through the liquid outlet pipe 303, then the liquid in the liquid collection tank 305 rises, and is transferred back into the condensation tank through the return pipe 304 again, so that the liquid in the condensation tank is prevented from being soaked and overflowing, and the smooth condensation work is ensured;

s8, in the process that the metal raw materials are subjected to hot melting treatment, part of the mixture doped in the metal raw materials is heated and volatilized, and is conveyed to the alkali liquor storage cavity 701 in the tail gas treatment box 7 together with carbon dioxide in original air in the electric heating furnace 401 through the air guide pipe 6, wherein the carbon dioxide is absorbed and converted by potassium hydroxide solution, and other harmful tail gases are conveyed to the tail gas purification cavity by the through pipe 8 to be purified and adsorbed by the activated carbon screen plate 703, so that tail gas treatment is realized.

The working principle is as follows: before the casting equipment is used for corresponding casting operation, firstly, metal raw materials are put into an electric heating furnace 401, then a top cover embedded with the electric heating furnace is closed, then, the electric heating furnace 401 is started, the metal raw materials in the electric heating furnace are subjected to hot melting treatment, the supply of the casting raw materials is provided for the casting operation of the casting equipment, and meanwhile, hydrogen is supplemented into a secondary heating layer through an air charging port 405, so that a heat treatment furnace 4 can perform secondary heating treatment on the metal raw materials in the electric heating furnace 401, and the hot melting speed of the metal raw materials is accelerated;

in the process of hot melting of the metal raw materials, air in the electric heating furnace 401 is heated to move upwards and then is transferred into the secondary heating layer through the vent pipe 402, so that the air content in the electric heating furnace 401 is reduced, and the effect of reducing bubbles is achieved;

after hot melting is finished, casting operation is required, the heat conduction frame 5 and the collection frame 502 can be placed below the pipe network 204 at the moment, the electronic valve 205 is opened at the moment, molten metal in the electric heating furnace 401 is transferred into the pipe network 204 through the leakage hole 202, and then falls into a space formed by a limiting partition in the heat conduction frame 5 through the liquid outlet nozzle 201, so that corresponding model casting is realized;

along with the progress of casting work, the liquid level height of the molten metal in the electric heating furnace 401 gradually decreases, in order to avoid the condition of insufficient casting during casting, when the liquid level sensor 203 detects that the liquid level in the electric heating furnace 401 is lower than a preset threshold value, it represents that the residual molten metal in the electric heating furnace 401 cannot meet all blank spaces in the single heat conduction frame 5 at the moment, the volume of the residual molten metal in the electric heating furnace 401 and the specification of the blank spaces during casting are presumed according to the liquid level height detected by the liquid level sensor 203, the full casting of which number of blank spaces can be met at most is calculated, and then the redundant electronic valve 205 is closed, so that the phenomenon of insufficient batch casting can be avoided;

during casting, molten metal easily overflows from the blank spaces in the heat conducting frame 5, the overflowing molten metal drops into the collection frame 502 through the collection groove 501, meanwhile, the heat of the molten metal is transmitted into the collection frame 502 through the limiting barrier and the heat conducting frame 5, and the dissipation of the heat in the collection frame 502 is reduced through the heat insulation layer 504, so that the collected molten metal can be kept in a hot melting state to the maximum extent, the molten metal can be conveniently recycled, and the energy consumption required by secondary hot melting is reduced;

after pouring is finished, the heat conduction frame 5 stretches across the inside of the condensation frame 3 through the baffle 505, so that the frame body of the heat conduction frame 5 is suspended and parked in the inside of the condensation frame 3, condensation operation is carried out through the clear water layer 301, and the arrangement of the oil immersion layer 302 can avoid violent water body rolling when the heat conduction frame 5 and the clear water layer 301 carry out heat exchange, prevent water drops from splashing and falling into uncooled metal liquid in the heat conduction frame 5, and avoid interference of bubbles and air holes;

in the condensation process, liquid discharged by the heat conduction frame 5 under the action of buoyancy flows into the liquid collection tank 305 through the liquid outlet pipe 303, then the liquid in the liquid collection tank 305 rises, and is transferred back into the condensation tank through the return pipe 304 again, so that the liquid in the condensation tank is prevented from being soaked and overflowing, and the smooth condensation work is ensured;

in the process of carrying out hot melting treatment on the metal raw materials, part of the mixture doped in the metal raw materials is heated and volatilized, and is conveyed to an alkali liquor storage cavity 701 in a tail gas treatment box 7 together with carbon dioxide in original air in an electric heating furnace 401 through a gas guide pipe 6, wherein the carbon dioxide is absorbed and converted by potassium hydroxide solution, and other harmful tail gases are conveyed to a tail gas purification cavity by a through pipe 8 to be purified and adsorbed by an activated carbon screen plate 703, so that tail gas treatment is realized.

It will be evident to those skilled in the art that the utility model is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the utility model being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims

1. A casting equipment capable of effectively reducing air holes and a using method thereof comprise an operation platform (1), and are characterized in that: a support rod (101) is installed on the back surface of the operating platform (1), and a heat treatment furnace (4) is installed on the front surface of the support rod (101);

the inside mounting of heat treatment furnace (4) has electric heating furnace (401), the centre of heat treatment furnace (4) and electric heating furnace (401) forms the secondary heating layer, one side inner wall of electric heating furnace (401) is run through and is installed breather pipe (402), and the tail end of breather pipe (402) extends into the inside of secondary heating layer, one side outer wall of heat treatment furnace (4) is run through and is installed electric igniter (404), and the tail end of electric igniter (404) is located the inside of secondary heating layer, the front of heat treatment furnace (4) is installed inflation inlet (405) and fluid-discharge tube (406), and fluid-discharge tube (406) is located one side of inflation inlet (405), the tail end of inflation inlet (405) and fluid-discharge tube (406) all extends into the inside of secondary heating layer, the inside of heat treatment furnace (4) is equipped with insulating layer (403);

the utility model discloses an electric heating furnace, including operation platform (1), discharging pipe (2) are installed in the diapire of electric heating furnace (401) through, collection frame (502) are installed at the top of operation platform (1), the top gomphosis of collecting frame (502) is connected with heat conduction frame (5).

2. The casting apparatus and method of use of claim 1, wherein the casting apparatus is configured to reduce porosity in the casting apparatus, the method comprising: the inside of heat conduction frame (5) is equipped with 5 by 5 spacing shelves of arranging, the inside of heat conduction frame (5) is equipped with collecting vat (501), and collecting vat (501) are located the outside of spacing shelves, the bottom of collecting vat (501) is located collects frame (502) directly over, the front of collecting frame (502) is installed and is insulated from heat handle (503), the inside of collecting frame (502) is equipped with heat preservation (504), semicircular enclosure (505) are all installed to the both sides outer wall of heat conduction frame (5).

3. The casting apparatus and method of use of claim 1, wherein the casting apparatus is configured to reduce porosity in the casting apparatus, the method comprising: the inside of discharging pipe (2) is the cavity design, the surface of discharging pipe (2) is equipped with weeping hole (202) that runs through, the surface mounting of discharging pipe (2) has level sensor (203), the tail end of discharging pipe (2) runs through the below that extends to heat treatment furnace (4), the tail end of discharging pipe (2) is connected with pipe network (204), the surface mounting of pipe network (204) has liquid outlet nozzle (201) that 5 × 5 arranged, the surface mounting of liquid outlet nozzle (201) has electronic valve (205).

4. The casting apparatus and method of use of claim 1, wherein the casting apparatus is configured to reduce porosity in the casting apparatus, the method comprising: condensation frame (3) are installed at the top of operation platform (1), and condensation frame (3) are located one side of collecting frame (502), the inside of condensation frame (3) is equipped with collecting tank (305), back flow (304) of L type are installed to the inner wall of collecting tank (305), the inside of condensation frame (3) is equipped with the condensing tank, and the condensing tank is located the inboard of collecting tank (305), clear water layer (301) have been held to the inside of condensing tank, oily layer (302) have been held to the top surface of clear water layer (301), the tail end of back flow (304) is towards the condensing tank, drain pipe (303) have been run through to install to the inner wall of condensing tank, and the tail end of drain pipe (303) extends to the inside of collecting tank (305), the internally mounted of drain pipe (303) has the check valve.

5. The casting apparatus and method of use of claim 1, wherein the casting apparatus is configured to reduce porosity in the casting apparatus, the method comprising: the back mounted of bracing piece (101) has tail gas processing box (7), one side surface of heat treatment furnace (4) is run through and is installed air duct (6), and the tail end of air duct (6) extends into the inside of tail gas processing box (7).

6. The casting apparatus and method of use of claim 5, wherein the casting apparatus is configured to reduce porosity in the casting apparatus, the method comprising: the surface mounting of air duct (6) has electrically operated valve (601), one side surface mounting of heat treatment furnace (4) has electron temperature detector (602), and the tail end of electron temperature detector (602) extends to the inside of secondary heating layer, electron temperature detector (602) and electrically operated valve (601) electric connection.

7. The casting apparatus and method of use of claim 5, wherein the casting apparatus is configured to reduce porosity in the casting apparatus, the method comprising: the internally mounted of tail gas processing box (7) has baffle (702), baffle (702) divide into alkali liquor with the inside of tail gas processing box (7) and deposit chamber (701) and tail gas purification chamber, and the tail gas purification chamber is located one side that cavity (701) were deposited to alkali liquor, the inside that cavity (701) was deposited to alkali liquor is deposited has potassium hydroxide solution, activated carbon otter board (703) are installed to the inner wall equidistance in tail gas purification chamber.

8. The casting apparatus and method of use of claim 6, wherein the casting apparatus is configured to reduce porosity in the casting apparatus, the method comprising: the inside of baffle (702) is run through and is installed siphunculus (8) of L type, the tail end of siphunculus (8) runs through the inside of the inside active carbon otter board (703) in tail gas purification chamber.

9. The casting apparatus and method of use of claim 8, wherein the casting apparatus is configured to reduce porosity in the casting apparatus, the method comprising: the internally mounted of siphunculus (8) has the check valve, and the check valve is located the inside in tail gas purification chamber, the internally mounted of siphunculus (8) has baffle (801), and the inside of baffle (801) is equipped with a plurality of round holes, the back mounted of baffle (801) has ventilated membrane (802).

10. The casting apparatus and method of use as claimed in any one of claims 1 to 9, wherein the casting apparatus is operated by the steps of:

s1, before the casting equipment is used for corresponding casting operation, firstly, metal raw materials are put into an electric heating furnace (401), then, a top cover embedded with the electric heating furnace is closed, then, the electric heating furnace (401) is started, the metal raw materials in the electric heating furnace are subjected to hot melting treatment, the supply of the casting raw materials is provided for the casting operation of the casting equipment, meanwhile, hydrogen is supplemented into a secondary heating layer through an air charging hole (405), so that a heat treatment furnace (4) can perform secondary heating treatment on the metal raw materials in the electric heating furnace (401), and the hot melting speed of the metal raw materials is accelerated;

s2, in the process of hot melting of the metal raw materials, air in the electric heating furnace (401) is heated to move upwards and then transferred into a secondary heating layer through a vent pipe (402), so that the air content in the electric heating furnace (401) is reduced, and the effect of reducing bubbles is achieved, at the moment, an electric igniter (404) is started, so that combustion reaction can be generated in the secondary heating layer under the cooperation of hydrogen, air, oxygen and the electric igniter (404), and the electric heating furnace (401) can be matched to perform hot melting treatment on the metal raw materials to provide heat supply, so that the electricity consumption of the electric heating furnace (401) is reduced;

s3, after hot melting is finished, casting operation is required, the heat conduction frame (5) and the collection frame (502) can be placed below the pipe network (204), the electronic valve (205) is opened, molten metal in the electric heating furnace (401) is transferred into the pipe network (204) through the leakage hole (202), and then falls into a space formed by a limiting partition in the heat conduction frame (5) through the liquid outlet nozzle (201), and corresponding model casting is realized;

s4, along with the progress of casting work, the liquid level height of the molten metal in the electric heating furnace (401) is gradually reduced, in order to avoid the condition of insufficient casting during casting, when the liquid level sensor (203) detects that the liquid level in the electric heating furnace (401) is lower than a preset threshold value, the situation represents that the residual molten metal in the electric heating furnace (401) cannot meet all blank spaces in the single heat conduction frame (5) at the moment, the volume of the residual molten metal in the electric heating furnace (401) and the specification of the blank spaces during casting are presumed according to the liquid level height detected by the liquid level sensor (203), the full casting of the blank spaces which can be met at most is calculated, and then, the redundant electronic valve (205) is closed, so that the phenomenon of insufficient batch casting can be avoided;

s5, when casting, molten metal easily overflows from the blank space in the heat conducting frame (5), the overflowing molten metal drips into the collection frame (502) through the collection groove (501), meanwhile, the heat of the molten metal is transferred into the collection frame (502) through the limiting partition and the heat conducting frame (5), and the dissipation of the heat in the collection frame (502) is reduced through the heat insulation layer (504), so that the collected molten metal can be kept in a hot melting state to the maximum extent, secondary utilization is facilitated, and energy consumption required by secondary hot melting is reduced;

s6, after pouring is finished, the heat conduction frame (5) stretches across the inside of the condensation frame (3) through the enclosing barrier (505), the frame body of the heat conduction frame (5) is suspended and parked inside the condensation frame (3), condensation operation is carried out through the clear water layer (301), and the oil immersion layer (302) is arranged, so that severe water body rolling during heat exchange between the heat conduction frame (5) and the clear water layer (301) can be avoided, water drops are prevented from splashing and falling into uncooled molten metal in the heat conduction frame (5), and interference of air bubbles and air holes is avoided;

s7, in the condensation process, liquid discharged by the heat conducting frame (5) under the action of buoyancy flows into the liquid collecting tank (305) through the liquid outlet pipe (303), immediately the liquid in the liquid collecting tank (305) rises, and is transferred back into the condensation tank through the return pipe (304) again, so that the liquid in the condensation tank is prevented from being soaked and overflowing, and the smooth condensation work is ensured;

s8, in the process that the metal raw materials are subjected to hot melting treatment, part of mixture doped in the metal raw materials is heated and volatilized, and is conveyed to an alkali liquor storage cavity (701) in a tail gas treatment box (7) together with carbon dioxide in original air in an electric heating furnace (401) through a gas guide pipe (6), wherein the carbon dioxide is absorbed and converted by potassium hydroxide solution, and other harmful tail gases are conveyed to a tail gas purification cavity by a through pipe (8) to be purified and adsorbed by an activated carbon screen plate (703), so that tail gas treatment is realized.