CN110125382B - Auxiliary device for investment casting - Google Patents
Auxiliary device for investment casting Download PDFInfo
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- CN110125382B CN110125382B CN201910423505.1A CN201910423505A CN110125382B CN 110125382 B CN110125382 B CN 110125382B CN 201910423505 A CN201910423505 A CN 201910423505A CN 110125382 B CN110125382 B CN 110125382B
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- sampling
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22C—FOUNDRY MOULDING
- B22C9/00—Moulds or cores; Moulding processes
- B22C9/02—Sand moulds or like moulds for shaped castings
- B22C9/04—Use of lost patterns
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22D—CASTING OF METALS; CASTING OF OTHER SUBSTANCES BY THE SAME PROCESSES OR DEVICES
- B22D47/00—Casting plants
- B22D47/02—Casting plants for both moulding and casting
Abstract
The invention discloses an auxiliary device for investment casting, and particularly relates to the field of investment casting equipment, which comprises a material ejecting system and a feeding system, wherein the material ejecting system comprises a base, a lower die and two hydraulic rods are fixedly arranged at the top of the base, the two hydraulic rods are respectively positioned at two sides of the lower die, connecting blocks are welded on the side surfaces between the two hydraulic rods, and an upper die positioned right above the lower die is fixedly arranged between the two connecting blocks. The feeding electromagnetic valve, the temperature controller and the preheater are controlled by the controller, so that intelligent quantitative pouring of each pouring process is realized; the ejection electromagnet is controlled by the controller, the magnetic force between the ejection electromagnet and the magnetic force receiving part is utilized to realize that the pulling linkage plate ejects the wax mold, the whole ejection force can be manually adjusted, the ejection mode is full-face force application, and the whole ejection process is accurate in force application and not easy to damage the wax mold.
Description
Technical Field
The invention relates to the technical field of investment casting equipment, in particular to an auxiliary device for investment casting.
Background
The investment casting is also called lost wax casting, and comprises the procedures of wax pressing, wax trimming, tree forming, slurry dipping, wax melting, molten metal casting, post-treatment and the like. Lost wax casting is a process in which a wax pattern for a part to be cast is made of wax, and then the wax pattern is coated with slurry, that is, a clay pattern. And after the mud mold is dried, putting the mud mold into hot water to melt the internal wax mold. And taking out the clay mold after the wax mold is melted, and roasting to form the ceramic mold. Once baked, the casting gate is left when the mud mould is made, then the molten metal is poured into the casting gate, and after cooling, the required parts are made.
The first step in investment casting is to make an investment pattern, which is used to form a pattern of a cavity in a refractory shell, so that to obtain a casting with high dimensional accuracy and surface finish, the investment pattern itself should first have high dimensional accuracy and surface finish. In addition, the performance of the investment pattern also needs to ensure that the subsequent processes of manufacturing a mold shell and the like are simple and easy as much as possible, and in order to ensure the using amount of the casting in the casting of the existing wax pattern, in order to obtain the investment pattern with high quality requirements, besides good profiling, a proper mold needs to be selected.
However, the above technical solutions still have many disadvantages in practical use.
Firstly, in the existing wax mould manufacturing and pouring, because the moulds are all precise irregular accessories with small volume, manual pouring is mostly adopted, and the sizes and the qualities of different production moulds are different, so that the labor force of workers is increased, the temperature of the moulds is higher, the workers can be scalded in the manufacturing process, and a small amount of gas exists in a metal solution in the pouring process, so that the metal casting quality is influenced;
secondly, refer to specification figure 7, the process of taking out is pour to accomplish to current wax matrix, all uses hydraulic pressure liftout 9 to carry out ejecting, however because the wax matrix material is softer, adopts hydraulic pressure liftout 9 single-point type ejecting, very easily causes the bottom atress of wax matrix uneven, and the liftout force of current hydraulic pressure liftout 9 is fixed simultaneously, and is not strong in the face of the wax matrix pertinence of different volumes, difficult in order to be suitable for with the wax matrix preparation of accurate small volume, very easily causes the wax matrix to break and the wear of wax matrix surface.
It is therefore desirable to provide an auxiliary apparatus for investment casting.
Disclosure of Invention
In order to overcome the defects in the prior art, the embodiment of the invention provides an auxiliary device for investment casting, wherein a controller is used for controlling a feeding electromagnetic valve, a temperature controller and a preheater, so that intelligent quantitative pouring of each pouring process is realized; the ejection electromagnet is controlled by the controller, the magnetic force between the ejection electromagnet and the magnetic force receiving part is utilized to realize that the pulling linkage plate ejects the wax mold, the whole ejection force can be manually adjusted, the ejection mode is full-face force application, and the whole ejection process is accurate in force application and not easy to damage the wax mold.
In order to achieve the purpose, the invention provides the following technical scheme: an auxiliary device for investment casting comprises an ejection system and a feeding system, wherein the ejection system comprises a base, a lower die and two hydraulic rods are fixedly mounted at the top of the base, the two hydraulic rods are respectively positioned at two sides of the lower die, connecting blocks are welded on the side surface between the two hydraulic rods, an upper die positioned right above the lower die is fixedly mounted between the two connecting blocks, a feeding box is fixedly mounted at the top of the upper die, the bottom of the feeding box is mutually communicated with the top surface of the upper die, die cavities are formed in the lower die and the upper die, a cavity for ejection is formed in the lower die, a push plate is placed at the bottom of the cavity, the left side and the right side of the push plate both extend to the outer part of the lower die and are fixedly provided with a magnetic receiving piece, the top surface of the push plate is fixedly provided with a linkage plate positioned in the lower die, the top of the linkage plate is fixedly provided with a top plate, the top surface of the push plate is provided with two restoring components positioned in the lower die, the two restoring components are respectively positioned at the left side and the right side of the linkage plate, and the inside of the connecting block is fixedly provided with an ejection electromagnet positioned right above the magnetic receiving piece;
the feeding system comprises a raw material barrel, the top of the raw material barrel is fixedly communicated with a hard tube through a guide tube, a sampling system is mounted outside the hard tube, the other end of the hard tube is communicated with a feeding electromagnetic valve through a guide tube, a discharge port of the feeding electromagnetic valve is communicated with a preheater through another guide tube, a discharge port of the preheater is fixedly communicated with a high-pressure oil pump through another guide tube, and a water outlet of the high-pressure oil pump is fixedly communicated with the top of a feeding box through another guide tube; the input end of the preheater is electrically connected with a temperature controller.
In a preferred embodiment, the top surface of the top plate and the bottom surface of the mold cavity are clamped with each other, and the top surface of the top plate and the bottom surface of the mold cavity are located at the same horizontal plane.
In a preferred embodiment, the recovery subassembly includes the kicking block, the bottom fixed mounting of kicking block has the montant, the outside of montant and the inside movable sleeve dress of push pedal, the bottom fixed mounting of montant has the bottom block that is located the push pedal below, the outside movable sleeve of montant is equipped with reset spring, reset spring's upper and lower both ends respectively with the kicking block and the side fixed connection between the push pedal.
In a preferred embodiment, the sampling system includes the sampling tube, the left and right sides fixed mounting of sampling tube has the connector, two the opposite side of connector has flowmeter and discharging pipe through the hose intercommunication respectively, the discharge gate of flowmeter communicates first sampling tube and second sampling tube respectively through the tee bend, the bottom of first sampling tube, second sampling tube and discharging pipe all communicates with each other with the surface of hard tube, the equal fixed mounting in front of first sampling tube, second sampling tube and discharging pipe has the sampling solenoid valve.
In a preferred embodiment, a pressure gauge is fixedly installed between the discharge hole of the second sampling tube and the feed inlet of the discharge tube through a hose, and the input end of the discharge tube is electrically connected with the output end of the controller.
In a preferred embodiment, the outer part of the feeding box is fixedly connected with the top surface of the upper die through a fixing frame, and the front surface of the feeding box is provided with a liquid level observation screen.
In a preferred embodiment, the ejecting electromagnet is a magnetic metal component, and the top surface of the ejecting electromagnet except the top surface is coated with a paint layer.
In a preferred embodiment, the input end of the ejecting electromagnet is electrically connected with a controller, and the output end of the controller is respectively electrically connected with a feeding electromagnetic valve, a temperature controller, a hydraulic rod and a high-pressure oil pump.
The invention has the technical effects and advantages that:
1. according to the invention, the feeding electromagnetic valve, the temperature controller and the preheater are controlled by the controller, so that intelligent quantitative pouring in each pouring process is realized, the problems that the manual pouring amount is difficult to control accurately and raw materials are harmful to human bodies are avoided, and meanwhile, the manpower and the raw materials are saved;
2. according to the invention, the controller is used for controlling the ejection electromagnet, the magnetic force between the ejection electromagnet and the magnetic force receiving piece is utilized to realize that the linkage plate is pulled to eject the wax mold, the whole ejection force can be manually adjusted, the ejection mode is a full-surface type force application mode, the force application in the whole ejection process is accurate, the wax mold is not easy to damage, and the practicability of the auxiliary device is greatly improved;
3. the sampling system is arranged to sample and detect the raw materials in real time, so that the problem that the surface of the wax mould is not flat due to impurities in the use process of the raw materials is solved, the sampling process of the sampling system is a circulating type sampling, the use of the hard tube for conveying the raw materials is not influenced, and the precision of the preparation of the wax mould is guaranteed.
4. According to the invention, the controller is arranged to simultaneously control the discharging pipe, the ejection electromagnet, the feeding electromagnetic valve, the temperature controller and the high-pressure oil pump, so that one-key intelligent full-mechanical pouring is realized, the problem of complexity in the existing manual pouring process is solved, and the labor input is greatly saved.
Drawings
Fig. 1 is a schematic view of the overall structure of embodiment 1 of the present invention.
FIG. 2 is a schematic view of the structure at point A of FIG. 1 according to the present invention.
Fig. 3 is a schematic structural diagram of the restoring assembly of the present invention.
FIG. 4 is a schematic diagram of a sampling system according to the present invention.
Fig. 5 is a schematic view of a connection portion between the linking plate and the top plate according to the present invention.
Fig. 6 is a block diagram of the system of the present invention.
Fig. 7 is a schematic diagram of a prior art structure of the present invention.
Fig. 8 is a schematic view of the overall structure of embodiment 2 of the present invention.
The reference signs are: the device comprises a base 1, a lower die 11, an upper die 12, a hydraulic rod 2, a push plate 3, a magnetic force receiving piece 31, an ejection electromagnet 32, a connecting block 33, a restoring component 34, a 341 top block, a 342 vertical rod, a 343 return spring, a 344 bottom block, a 35 linkage plate, a 36 top plate, a 4 die cavity, a 5 feeding box, a 6 raw material barrel, a 601 heating jacket, a 61 hard pipe, a 62 feeding electromagnetic valve, a 63 preheater, a 64 high-pressure oil pump, a 65 temperature controller, a 7 sampling system, a 71 sampling cylinder, a 72 connecting head, a 73 flow meter, a 74 first sampling pipe, a 75 second sampling pipe, a 76 discharging pipe, a 77 sampling electromagnetic valve, a 78 pressure gauge, an 8 controller and a 9 hydraulic ejection piece.
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.
Example 1
The auxiliary device for investment casting shown in fig. 1-6 comprises an ejection system and a feeding system, wherein the ejection system comprises a base 1, a lower die 11 and two hydraulic rods 2 are fixedly mounted on the top of the base 1, the number of the hydraulic rods 2 is two, the two hydraulic rods 2 are respectively located on two sides of the lower die 11, connecting blocks 33 are welded on the side surface between the two hydraulic rods 2, an upper die 12 located right above the lower die 11 is fixedly mounted between the two connecting blocks 33, a feeding box 5 is fixedly mounted on the top of the upper die 12, the bottom of the feeding box 5 is communicated with the top surface of the upper die 12, a die cavity 4 is formed in the lower die 11 and the upper die 12, a cavity for ejection located below the die cavity 4 is formed in the lower die 11, and a push plate 3 is placed at the bottom of the cavity, the left and right sides of push pedal 3 all extends to the outside of lower mould 11 and fixed mounting has magnetic force to receive piece 31, the top surface fixed mounting of push pedal 3 has the interlock board 35 that is located the inside of lower mould 11, the top fixed mounting of interlock board 35 has roof 36, the top surface of push pedal 3 is installed and is located the inside subassembly 34 that restores of lower mould 11, the quantity that restores the subassembly 34 is two, and two restore the left and right sides that subassembly 34 is located interlock board 35 respectively, the inside fixed mounting of connecting block 33 has the ejecting electro-magnet 32 that is located directly over piece 31 is received to magnetic force.
Referring to fig. 5 in the specification, the top surface of the top plate 36 and the bottom surface of the mold cavity 4 are clamped with each other, and the top surface of the top plate 36 and the bottom surface of the mold cavity 4 are located at the same horizontal plane.
Referring to the attached drawing 3 of the specification, the restoring assembly 34 includes a top block 341, a vertical rod 342 is fixedly installed at the bottom of the top block 341, the outside of the vertical rod 342 is movably sleeved with the inside of the push plate 3, a bottom block 344 located below the push plate 3 is fixedly installed at the bottom end of the vertical rod 342, a return spring 343 is movably sleeved at the outside of the vertical rod 342, and the upper end and the lower end of the return spring 343 are respectively fixedly connected with the side surfaces between the top block 341 and the push plate 3.
Referring to the attached fig. 1 of the specification, the ejecting electromagnet 32 is a magnetic metal component, and a paint layer is coated on the top surface of the ejecting electromagnet 32.
Referring to the attached drawing 1 of the specification, the outside of the feeding box 5 is fixedly connected with the top surface of the upper die 12 through a fixing frame, and the front surface of the feeding box 5 is provided with a liquid level observation screen.
The implementation mode is specifically as follows:
the controller 8 is closed, the high-pressure oil pump 64, the feeding electromagnetic valve 62, the temperature controller 65, the hydraulic rod 2 and the discharging pipe 76 are closed, the ejection electromagnet 32 starts the hydraulic rod 2 to move upwards to restore the original state, the upper die 12 and the lower die 11 are separated, the ejection electromagnet 32 generates magnetic force, the ejection electromagnet 32 attracts the magnetic force receiving piece 31 to drive the linkage plate 35 to move upwards, then the top plate 36 ejects the wax die, and finally the material taking is completed, the whole material ejecting process is full-face force application, the force application in the whole ejecting process is accurate, the wax die is not easy to damage, and the practicability of the auxiliary device is greatly improved;
by arranging the restoring assembly 34 and utilizing the elastic force of the return spring 343, when the ejecting electromagnet 32 loses magnetic force, the return spring 343 in a compressed state can quickly restore the top plate 36, so that the problem that the friction force between the top plate 36 and the bottom surface of the mold cavity 4 is too large and difficult to restore is solved;
wherein, be provided with the lacquer layer through ejecting electro-magnet 32 surface, guaranteed that ejecting electro-magnet 32's magnetic force only acts on the top that 31 was received to magnetic force for the skew appears in the difficult diffusion of magnetic force that ejecting electro-magnet 32 produced, has guaranteed that 31 atress is received to magnetic force accurate nature.
The auxiliary device for investment casting shown in fig. 1-6, wherein the feeding system comprises a raw material barrel 6, the top of the raw material barrel 6 is fixedly communicated with a hard tube 61 through a conduit, the sampling system 7 is installed outside the hard tube 61, the other end of the hard tube 61 is communicated with a feeding electromagnetic valve 62 through a conduit, the discharge port of the feeding electromagnetic valve 62 is communicated with a preheater 63 through another conduit, the discharge port of the preheater 63 is fixedly communicated with a high-pressure oil pump 64 through another conduit, and the water outlet of the high-pressure oil pump 64 is fixedly communicated with the top of the feeding box 5 through another conduit; the input end of the preheater 63 is electrically connected with a temperature controller 65;
referring to the attached drawing 4 of the specification, the sampling system 7 includes a sampling tube 71, connectors 72 are fixedly mounted on the left and right sides of the sampling tube 71, the other sides of the two connectors 72 are respectively communicated with a flow meter 73 and a discharge tube 76 through hoses, a discharge port of the flow meter 73 is respectively communicated with a first sampling tube 74 and a second sampling tube 75 through a tee joint, bottoms of the first sampling tube 74, the second sampling tube 75 and the discharge tube 76 are respectively communicated with the outer surface of the hard tube 61, and sampling electromagnetic valves 77 are fixedly mounted on the front surfaces of the first sampling tube 74, the second sampling tube 75 and the discharge tube 76;
referring to the attached fig. 4 of the specification, a pressure gauge 78 is fixedly installed between the discharge port of the second sampling tube 75 and the feed port of the discharge tube 76 through a hose, and the input end of the discharge tube 76 is electrically connected with the output end of the controller 8.
Referring to the attached fig. 6 of the specification, the input end of the ejecting electromagnet 32 is electrically connected with a controller 8, and the output end of the controller 8 is electrically connected with a feeding electromagnetic valve 62, a temperature controller 65, a hydraulic rod 2 and a high-pressure oil pump 64, respectively.
The implementation mode is specifically as follows:
the controller 8 is arranged to control the discharge pipe 76, the ejection electromagnet 32, the feeding electromagnetic valve 62, the temperature controller 65 and the high-pressure oil pump 64 simultaneously, one-key intelligent full-mechanical pouring is achieved, the problem that the existing manual pouring process is complicated is solved, and labor input is greatly saved;
the sampling system 7 is arranged to sample and detect the raw materials in real time, so that the problem that the surface of the wax mould is not flat due to impurities in the use process of the raw materials is solved, the sampling process of the sampling system 7 is a circulating type sampling process, the use of the hard tube 61 for conveying the raw materials is not influenced, and the precision of wax mould preparation is guaranteed;
wherein, through controller 8 control feeding solenoid valve 62, thermostat 65 and pre-heater 63, realized pouring the intelligent ration of process at every turn and pour, avoided artifical pouring quantity to control accurate and the raw materials is harmful to the human problem, practiced thrift the manpower simultaneously and practiced thrift the raw materials.
Example 2
The auxiliary device for investment casting shown in fig. 8 comprises an ejection system and a feeding system, wherein the ejection system comprises a base 1, a lower die 11 and two hydraulic rods 2 are fixedly mounted at the top of the base 1, the number of the hydraulic rods 2 is two, the two hydraulic rods 2 are respectively located at two sides of the lower die 11, connecting blocks 33 are welded on the side surface between the two hydraulic rods 2, an upper die 12 located right above the lower die 11 is fixedly mounted between the two connecting blocks 33, a feeding box 5 located at the top of the upper die 12 is fixedly mounted at the top of the upper die 12, the bottom of the feeding box 5 is communicated with the top surface of the upper die 12, a die cavity 4 is formed in each of the lower die 11 and the upper die 12, a cavity for ejection located below the die cavity 4 is formed in each of the lower die 11, and a push plate 3 is placed at the bottom of the cavity, the left and right sides of push pedal 3 all extends to the outside of lower mould 11 and fixed mounting has magnetic force to receive piece 31, the top surface fixed mounting of push pedal 3 has the interlock board 35 that is located the inside of lower mould 11, the top fixed mounting of interlock board 35 has roof 36, the top surface of push pedal 3 is installed and is located the inside subassembly 34 that restores of lower mould 11, the quantity that restores the subassembly 34 is two, and two restore the left and right sides that subassembly 34 is located interlock board 35 respectively, the inside fixed mounting of connecting block 33 has the ejecting electro-magnet 32 that is located directly over piece 31 is received to magnetic force.
Referring to fig. 5 in the specification, the top surface of the top plate 36 and the bottom surface of the mold cavity 4 are clamped with each other, and the top surface of the top plate 36 and the bottom surface of the mold cavity 4 are located at the same horizontal plane.
Referring to the attached drawing 3 of the specification, the restoring assembly 34 includes a top block 341, a vertical rod 342 is fixedly installed at the bottom of the top block 341, the outside of the vertical rod 342 is movably sleeved with the inside of the push plate 3, a bottom block 344 located below the push plate 3 is fixedly installed at the bottom end of the vertical rod 342, a return spring 343 is movably sleeved at the outside of the vertical rod 342, and the upper end and the lower end of the return spring 343 are respectively fixedly connected with the side surfaces between the top block 341 and the push plate 3.
Referring to the specification and the attached fig. 8, the ejecting electromagnet 32 is a magnetic metal component, and a paint layer is coated on the top surface of the ejecting electromagnet 32.
Referring to the attached figure 8 of the specification, the outside of the feeding box 5 is fixedly connected with the top surface of the upper die 12 through a fixing frame, and the front surface of the feeding box 5 is provided with a liquid level observation screen.
Referring to the attached fig. 8 of the specification, the raw material barrel 6 is externally sleeved with a heating jacket 601, the number of the preheaters 63 is two, and the two preheaters 63 are respectively communicated with the left side and the right side of the hard tube 61.
The implementation mode is specifically as follows:
the controller 8 is closed, the high-pressure oil pump 64, the feeding electromagnetic valve 62, the temperature controller 65, the hydraulic rod 2 and the discharging pipe 76 are closed, the ejection electromagnet 32 starts the hydraulic rod 2 to move upwards to restore the original state, the upper die 12 and the lower die 11 are separated, the ejection electromagnet 32 generates magnetic force, the ejection electromagnet 32 attracts the magnetic force receiving piece 31 to drive the linkage plate 35 to move upwards, then the top plate 36 ejects the wax die, and finally the material taking is completed, the whole material ejecting process is full-face force application, the force application in the whole ejecting process is accurate, the wax die is not easy to damage, and the practicability of the auxiliary device is greatly improved;
by arranging the restoring assembly 34 and utilizing the elastic force of the return spring 343, when the ejecting electromagnet 32 loses magnetic force, the return spring 343 in a compressed state can quickly restore the top plate 36, so that the problem that the friction force between the top plate 36 and the bottom surface of the mold cavity 4 is too large and difficult to restore is solved;
wherein, be provided with the lacquer layer through ejecting electro-magnet 32 surface, guaranteed that ejecting electro-magnet 32's magnetic force only acts on the top that 31 was received to magnetic force for the skew appears in the difficult diffusion of magnetic force that ejecting electro-magnet 32 produced, has guaranteed that 31 atress is received to magnetic force accurate nature.
Wherein, through setting up heating jacket 601 and multiunit preheater 63 and thermostat 65's setting, guaranteed that the stock of raw materials bucket 6 inside is liquid form to and avoided the problem that the transportation process liquid wax cooling solidifies.
The auxiliary device for investment casting shown in fig. 1-6, wherein the feeding system comprises a raw material barrel 6, the top of the raw material barrel 6 is fixedly communicated with a hard tube 61 through a conduit, the sampling system 7 is installed outside the hard tube 61, the other end of the hard tube 61 is communicated with a feeding electromagnetic valve 62 through a conduit, the discharge port of the feeding electromagnetic valve 62 is communicated with a preheater 63 through another conduit, the discharge port of the preheater 63 is fixedly communicated with a high-pressure oil pump 64 through another conduit, and the water outlet of the high-pressure oil pump 64 is fixedly communicated with the top of the feeding box 5 through another conduit; the input end of the preheater 63 is electrically connected with the preheater 63;
referring to the attached drawing 4 of the specification, the sampling system 7 includes a sampling tube 71, connectors 72 are fixedly mounted on the left and right sides of the sampling tube 71, the other sides of the two connectors 72 are respectively communicated with a flow meter 73 and a discharge tube 76 through hoses, a discharge port of the flow meter 73 is respectively communicated with a first sampling tube 74 and a second sampling tube 75 through a tee joint, bottoms of the first sampling tube 74, the second sampling tube 75 and the discharge tube 76 are respectively communicated with the outer surface of the hard tube 61, and sampling electromagnetic valves 77 are fixedly mounted on the front surfaces of the first sampling tube 74, the second sampling tube 75 and the discharge tube 76;
referring to the attached fig. 4 of the specification, a pressure gauge 78 is fixedly installed between the discharge port of the second sampling tube 75 and the feed port of the discharge tube 76 through a hose, and the input end of the discharge tube 76 is electrically connected with the output end of the controller 8.
Referring to the attached fig. 6 of the specification, the input end of the ejecting electromagnet 32 is electrically connected with a controller 8, and the output end of the controller 8 is electrically connected with a feeding electromagnetic valve 62, a temperature controller 65, a hydraulic rod 2 and a high-pressure oil pump 64, respectively.
The implementation mode is specifically as follows:
the controller 8 is arranged to control the discharge pipe 76, the ejection electromagnet 32, the feeding electromagnetic valve 62, the temperature controller 65 and the high-pressure oil pump 64 simultaneously, one-key intelligent full-mechanical pouring is achieved, the problem that the existing manual pouring process is complicated is solved, and labor input is greatly saved;
the sampling system 7 is arranged to sample and detect the raw materials in real time, so that the problem that the surface of the wax mould is not flat due to impurities in the use process of the raw materials is solved, the sampling process of the sampling system 7 is a circulating type sampling process, the use of the hard tube 61 for conveying the raw materials is not influenced, and the precision of wax mould preparation is guaranteed;
wherein, through controller 8 control feeding solenoid valve 62, thermostat 65 and pre-heater 63, realized pouring the intelligent ration of process at every turn and pour, avoided artifical pouring quantity to control accurate and the raw materials is harmful to the human problem, practiced thrift the manpower simultaneously and practiced thrift the raw materials.
In examples 1 and 2, the inlet solenoid valve 62 and the outlet pipe 76 were of the type 2WO25-O6 of the Yuan pneumatic brand, the temperature controller 65 and the preheater 63 were of the type 900U of ANTHONE brand, the high-pressure oil pump 64 was of the type WCB-30 of the complementary brand, the controller 8 was a CPU of the type B450R52600 of Wako, and the ejecting electromagnet 32 was of the type ELE-P20/15 of the ELECALL brand.
The working principle of the invention is as follows:
the pouring process is started, the controller 8 is started, the high-pressure oil pump 64, the feeding electromagnetic valve 62, the temperature controller 65, the hydraulic rod 2 and the discharging pipe 76 are opened through the controller 8, other equipment is closed, raw materials are extracted from the raw material barrel 6 through the high-pressure oil pump 64, the raw materials enter the preheater 63 for heating, the raw materials are guaranteed to be in a liquid state all the time, meanwhile, the hydraulic rod 2 descends, the lower die 11 and the upper die 12 are made to be completely closed, finally, liquid wax enters the feeding box 5, and quantitative pouring is completed.
In the material taking process, the controller 8 is closed, at this time, the high-pressure oil pump 64, the feeding electromagnetic valve 62, the temperature controller 65, the hydraulic rod 2 and the discharge pipe 76 are closed, the ejection electromagnet 32 starts the hydraulic rod 2 to move upwards to restore the original state, the upper die 12 and the lower die 11 are separated, and the linkage plate 35 is driven to move upwards through the magnetic force between the ejection electromagnet 32 and the magnetic force receiving piece 31, so that the top plate 36 ejects the wax mold, and finally material taking is completed.
In the detection process, when raw materials enter the hard tube 61, the raw materials are divided by the first sampling tube 74 and the second sampling tube 75 and then introduced into the sampling tube 71, then the raw materials are continuously introduced into the hard tube 61 through the discharge tube 76, valves on two sides of the sampling tube 71 are closed when the materials need to be taken for detection, the sampling tube 71 can be removed by the disconnecting connector 72 for detection, at the moment, the first sampling tube 74 and the discharge tube 76 are in a flowing state, the detection is completed, and the sampling tube 71 is installed into an original state.
The points to be finally explained are: first, in the description of the present application, it should be noted that, unless otherwise specified and limited, the terms "mounted," "connected," and "connected" should be understood broadly, and may be a mechanical connection or an electrical connection, or a communication between two elements, and may be a direct connection, and "upper," "lower," "left," and "right" are only used to indicate a relative positional relationship, and when the absolute position of the object to be described is changed, the relative positional relationship may be changed;
secondly, the method comprises the following steps: in the drawings of the disclosed embodiments of the invention, only the structures related to the disclosed embodiments are referred to, other structures can refer to common designs, and the same embodiment and different embodiments of the invention can be combined with each other without conflict;
and finally: the above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, and any modifications, equivalents, improvements and the like that are within the spirit and principle of the present invention are intended to be included in the scope of the present invention.
Claims (4)
1. The utility model provides an auxiliary device for investment casting, includes liftout system and feed system, wherein, the liftout system includes base (1), the top fixed mounting of base (1) has bed die (11) and hydraulic stem (2), the quantity of hydraulic stem (2) is two, two hydraulic stem (2) are located the both sides of bed die (11) respectively, two connecting block (33) have all been welded to the side between hydraulic stem (2), two fixed mounting has last mould (12) that are located directly over bed die (11) between connecting block (33), the top fixed mounting of going up mould (12) has feeding case (5), the bottom of feeding case (5) and the top surface of last mould (12) communicate with each other, mould chamber (4), its characterized in that have been seted up to the inside of bed die (11) and last mould (12): the inner part of the lower die (11) is provided with a cavity which is located below the die cavity (4) and used for ejecting materials, the bottom of the cavity is provided with a push plate (3), the left side and the right side of the push plate (3) both extend to the outer part of the lower die (11) and are fixedly provided with magnetic force receiving parts (31), the top surface of the push plate (3) is fixedly provided with a linkage plate (35) located inside the lower die (11), the top part of the linkage plate (35) is fixedly provided with a top plate (36), the top surface of the push plate (3) is provided with restoring components (34) located inside the lower die (11), the number of the restoring components (34) is two, the two restoring components (34) are respectively located on the left side and the right side of the linkage plate (35), and the inner part of the connecting block (33) is fixedly provided with an ejection electromagnet (32) located right;
the feeding system comprises a raw material barrel (6), the top of the raw material barrel (6) is fixedly communicated with a hard pipe (61) through a guide pipe, a sampling system (7) is installed outside the hard pipe (61), the other end of the hard pipe (61) is communicated with a feeding electromagnetic valve (62) through a guide pipe, a discharging port of the feeding electromagnetic valve (62) is communicated with a preheater (63) through another guide pipe, a discharging port of the preheater (63) is fixedly communicated with a high-pressure oil pump (64) through another guide pipe, and a water outlet of the high-pressure oil pump (64) is fixedly communicated with the top of a feeding box (5) through another guide pipe; the input end of the preheater (63) is electrically connected with a temperature controller (65);
the sampling system (7) comprises a sampling barrel (71), connectors (72) are fixedly mounted on the left side and the right side of the sampling barrel (71), the other sides of the two connectors (72) are respectively communicated with a flow meter (73) and a discharge pipe (76) through hoses, a discharge port of the flow meter (73) is respectively communicated with a first sampling pipe (74) and a second sampling pipe (75) through a tee joint, the bottoms of the first sampling pipe (74), the second sampling pipe (75) and the discharge pipe (76) are respectively communicated with the outer surface of a hard pipe (61), and sampling electromagnetic valves (77) are fixedly mounted on the front surfaces of the first sampling pipe (74), the second sampling pipe (75) and the discharge pipe (76);
a pressure gauge (78) is fixedly arranged between the discharge hole of the second sampling tube (75) and the feed inlet of the discharge tube (76) through a hose, and the input end of the discharge tube (76) is electrically connected with the output end of the controller (8);
the ejection electromagnet (32) is a magnetic metal component, and a paint layer is coated on the top surface of the ejection electromagnet (32);
the input end of the ejection electromagnet (32) is electrically connected with a controller (8), and the output end of the controller (8) is respectively electrically connected with a feeding electromagnetic valve (62), a temperature controller (65), a hydraulic rod (2) and a high-pressure oil pump (64).
2. The auxiliary device for investment casting according to claim 1, wherein: the top surface of roof (36) and the mutual joint of the bottom surface in mould chamber (4), and the top surface of roof (36) and the bottom surface in mould chamber (4) are located same horizontal plane.
3. The auxiliary device for investment casting according to claim 1, wherein: the utility model discloses a push pedal (3) of restoring to the throne, restore subassembly (34) including kicking block (341), the bottom fixed mounting of kicking block (341) has montant (342), the outside of montant (342) and the inside activity suit of push pedal (3), the bottom fixed mounting of montant (342) has bottom block (344) that are located push pedal (3) below, the outside movable sleeve of montant (342) is equipped with reset spring (343), reset spring (343) the upper and lower both ends respectively with kicking block (341) and push pedal (3) between side fixed connection.
4. The auxiliary device for investment casting according to claim 1, wherein: the outside of the feeding box (5) is fixedly connected with the top surface of the upper die (12) through a fixing frame, and the front surface of the feeding box (5) is provided with a liquid level observation screen.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910423505.1A CN110125382B (en) | 2019-05-21 | 2019-05-21 | Auxiliary device for investment casting |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910423505.1A CN110125382B (en) | 2019-05-21 | 2019-05-21 | Auxiliary device for investment casting |
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| CN110125382A CN110125382A (en) | 2019-08-16 |
| CN110125382B true CN110125382B (en) | 2021-02-23 |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| JPS6149746A (en) * | 1984-08-20 | 1986-03-11 | Mazda Motor Corp | Ejecting device for molding shell casting mold |
| JP4338296B2 (en) * | 2000-09-14 | 2009-10-07 | 株式会社デンケン | Dental technician casting equipment |
| CN103084548B (en) * | 2013-01-31 | 2015-04-15 | 广州海鸥卫浴用品股份有限公司 | Novel die |
| CN203495152U (en) * | 2013-09-16 | 2014-03-26 | 苏州凯贸铸造工业有限公司 | Automatic jacking mechanism used in lost form mold |
| CN206692704U (en) * | 2017-04-28 | 2017-12-01 | 江苏环胜铜业有限公司 | A kind of low tin phosphorus bronze band production equipment |
| CN108582664A (en) * | 2018-04-24 | 2018-09-28 | 成都合创模塑有限公司 | A kind of automatic novel electromagnetic mold |
| CN208680352U (en) * | 2018-08-15 | 2019-04-02 | 浙江长兴普华金属科技有限公司 | Mold is used in a kind of production and processing of automobile B-column |
| CN108723308A (en) * | 2018-08-31 | 2018-11-02 | 王建隆 | Small-sized magnesium ingot running gate system and small-sized magnesium ingot production line |
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Effective date of registration: 20200615 Address after: 252300 Xiao Keng Village East, Yanggu, Shandong, Liaocheng Applicant after: Shandong Jingyanggang metal equipment Co., Ltd Address before: 252300 Xiao Keng Village East, Yanggu, Shandong, Liaocheng Applicant before: Gu Yingmei |
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