CN107598115B - Semi-solid intelligent forming system for magnesium alloy seamless closed cavity - Google Patents
Semi-solid intelligent forming system for magnesium alloy seamless closed cavity Download PDFInfo
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Abstract
The invention discloses a magnesium alloy seamless closed cavity semisolid intelligent forming system, which comprises a semisolid forming die system and a computer control terminal, wherein the semisolid forming die system consists of a semisolid raw material preparation system, a conveying subsystem, an injection pressure subsystem, a forming subsystem and a demolding subsystem, and the computer control terminal is an engineering software platform for realizing unified data format and programming environment by combining modularized software and hardware design technologies of different substructures with a man-machine interface. The semi-solid molding method can realize semi-solid rapid molding of the weld-free closed or closed parts of magnesium alloy, aluminum alloy and other materials, has the advantages of stable filling, small filling resistance, good product performance and the like when the semi-solid rapid molding is molded in a forging or stamping mode, can well reduce the abrasion to a die, greatly reduces the product cost, improves the utilization rate of the materials, ensures that the materials are better filled, ensures the quality of the products, and shortens the production period of the products.
Description
Technical Field
The invention relates to an intelligent forming system, in particular to a magnesium alloy seamless closed cavity semi-solid intelligent forming system.
Background
As is known, the magnesium alloy is the lightest structural metal material, and is applied to equipment manufacturing, so that the magnesium alloy semi-solid forming mode has great significance in reducing the dead weight of the equipment, reducing the operation energy consumption and reducing the environmental pollution, has the advantages of compact and fine internal structure, uniform and excellent mechanical property and the like compared with the traditional extrusion and casting modes, and the forming die system is a key of the whole semi-solid forming, directly relates to the production efficiency and the product quality of the product, and the aluminum alloy is a light metal material which is relatively mature in industrial application, develops a semi-solid high-efficiency intelligent forming system of the product, and has great engineering technical value in improving the product quality, reducing the cost and increasing the comprehensive efficiency of industrial application.
Among the prior art, CN106345957a discloses a semi-solid die forging die device, which mainly forms solid products, and comprises an upper die, a lower die, an injection cavity, and related accessories, wherein the device does not shunt semi-solid materials, is difficult to ensure the formability and fluidity, and has no die release device, the production efficiency is low, CN103231040a discloses a semi-solid extrusion thixotropic forming die and a semi-solid extrusion thixotropic forming method for degradable magnesium alloy microtubes, the semi-solid extrusion thixotropic forming die is mainly applied to the field of fine biology, the volume of the semi-solid extrusion thixotropic forming die is small, the required materials are less, the forming is easier, the die is designed only to realize the extrusion process, the condition control and the die release part of the process are not mentioned, the finished product rate of the extrusion production is lower, the waste is more, the head and tail residual loss in the extrusion process is low, the phenomenon of the die is easy to generate in the ordinary extrusion process, the product quality is not qualified, a large number of machine processing is needed in the later stage of the product produced in the extrusion mode, the processing period is long, the production cost is high, the traditional method has no influence on the performance in the transverse direction, and the mechanical property is easy to be influenced in the traditional method.
Disclosure of Invention
The invention aims to overcome the defects of the prior art, and provides a magnesium alloy seamless closed cavity semi-solid intelligent molding system which can realize semi-solid rapid molding of closed or closed components of materials such as metal alloy, has the advantages of stable mold filling, small mold filling resistance, high compactness, good product performance and the like when being molded in a forging or stamping mode, can well reduce the abrasion to a mold, prolongs the service life of the mold and greatly reduces the product cost.
In order to solve the technical problems, the invention provides the following technical scheme:
the invention relates to a magnesium alloy seamless closed cavity semisolid intelligent forming system, which comprises a semisolid forming die system and a computer control terminal, wherein the semisolid forming die system consists of a semisolid raw material preparation system, a conveying subsystem, an injection pressure subsystem, a forming subsystem and a demolding subsystem, wherein the injection pressure subsystem and the forming subsystem are connected and positioned through a framework, the upper part of the framework is a shunting system, the inside of the framework is an inner die system and an outer die system, and the corresponding demolding mechanism consists of a punch, a pressure cylinder, an upper shunting plate and a lower shunting plate, when the computer control terminal inputs a start command, signals are firstly transmitted to the vacuumizing system to vacuumize the semisolid forming die system, the subsequent forming working environment is ensured, and then the finished signals are fed back to the computer control terminal, forming a negative feedback system, secondly, the terminal gives a signal for transferring semi-solid slurry, an electric signal controls a corresponding transferring device to realize mechanical movement, the semi-solid slurry is monitored through a displacement sensor in the process, finally, the semi-solid slurry reaches a designated position, the displacement sensor transmits the signal to the computer control terminal, the next signal is waited, then, the computer control terminal gives a start command to the punching machine, after receiving the command from the terminal, the diversion plate is matched with the pressure cylinder, the semi-solid slurry is dispersed into diversion grooves in four directions in the diversion plate through downward punching of the punching head and enters a die cavity, wherein the inner die consists of four inner die insert plates, four inner die corner plates, an inner die plate, a center post and corresponding displacement and temperature sensors, the sliding grooves on the inner control plate are divided into two groups, four sliding grooves of the inner mold plugboard are controlled, and the bending degree is small; the four sliding grooves of the inner mold corner plates are controlled to have large bending degree, so that the four inner mold corner plates are disconnected firstly and then disconnected again when the inner mold corner plates are demolded, the temperature sensor monitors the displacement of the plates in real time, the temperature sensor feeds back the temperature to the computer control terminal, an operator can conveniently make correct judgment, the displacement of each plate is converted into an electric signal through the digital signal of the computer control terminal, the corresponding mechanical device is controlled by the electric signal to realize mechanical movement, the inner mold corner plates are arranged on the center column, and sliding shafts of the four inner mold corner plates and the four inner mold corner plates penetrate into the corresponding sliding grooves of the inner positioning plates; the inner control plates are arranged at the tops of the positioning plates and can be contacted with each other but are required to be lubricated, sliding shafts of the four inner mold corner plates and the four inner mold plugplates respectively penetrate into bent sliding grooves of the corresponding inner control plates, initial positions of the four inner mold corner plates and the four inner mold plugplates are in an upright state, the four inner mold plugplates are separated from the upright positions firstly by rotating the inner control plates, and then the four inner mold corner plates incline inwards, so that inner mold demolding is finally realized, wherein the outer mold consists of four outer mold plates, an outer positioning plate, an outer control plate, displacement and temperature sensors, a bottom plate is arranged at the bottom end of the outer mold, and four bent sliding grooves are formed in the outer control plate; the outer locating plate is also provided with four sliding grooves corresponding to the control plate, the outer locating plate is in contact with the outer control plate and lubricates the outer control plate, an upper sliding shaft on the outer die plate penetrates into the corresponding sliding grooves of the outer locating plate and the outer control plate, the semi-solid forming system comprehensively analyzes signals on the outer die plate, signals for demoulding the inner die and other signals, if the semi-solid forming system is normal, a 1 signal is transmitted to the outer die system, otherwise, a 0 signal is transmitted to the outer die system, the initial position of the outer die plate is in an upright state, a corresponding mechanical device is enabled to rotate the outer control plate after the 1 signal of the computer control terminal is received, the outer die plate is separated from the upright position, and the outer die is outwards inclined to realize demoulding of the outer die.
As a preferable technical scheme of the invention, the intelligent control system integrates and develops a control molding die subsystem which has the advantages of on-line detection of special parameters, self-adaptive control and high-precision motion realization; and the semi-solid slurry automatic batching, semi-solid preparation and transportation subsystem of equipment state remote tracking; and the modularized software and hardware design technologies with different structures are combined with a human-computer interface to realize an engineering software platform with a unified data format and a programming environment.
As a preferable technical scheme of the invention, the inner mould part of the inner mould system in the forming mould adopts a block type mounting mode, one central column is arranged in the middle of the inner mould system to be used as a main shaft, other plates and the central column are fixed through connecting shafts, the central column is connected with a chassis, an inner positioning plate and an inner control plate of the inner mould demoulding mechanism are arranged on the central column, wherein a sliding groove of the positioning plate determines the movement direction of a sliding shaft on the inner mould plate, the sliding groove on the control plate controls the movement speed of the inner mould plate, and each block of the inner mould can be quickly mounted and separated through rotating the control plate.
As a preferred technical scheme of the invention, the outer layer and the inner layer of a forming die of an outer die system are similar, another block type assembly mode is adopted, the connection between the outer die system and the forming die is controlled by a chassis, the parts of the outer die plate and the chassis are connected through a hinge, the purpose that the outer die plate can rotate is achieved, an outer die demoulding mechanism comprises an outer locating plate, an outer control plate and a die cylinder cover, the outer locating plate is arranged on the die cylinder cover, wherein the outer control plate is provided with a locating chute for realizing circular movement and a demoulding chute for realizing the outward rotation of the outer die plate, and the rotation mode of the outer control plate is convenient for controlling the outer die plate to rotate in four directions to finish demoulding, so that demoulding is simple and labor-saving.
As a preferable technical scheme of the invention, the interior of the cavity is vacuumized in the whole injection and die casting processes, and the equipment can be vacuumized and kept in a vacuum state after being assembled before production, so that raw materials are rapidly injected, split, combined and solidified, and oxidation is prevented.
As a preferable technical scheme of the invention, the semi-solid raw material preparation system and the conveying subsystem are composed of a resistance furnace, electromagnetic induction semi-solid preparation, an inert atmosphere pipeline, a corresponding control circuit and a pneumatic valve.
As a preferable technical scheme of the invention, the lower flow dividing plate and the upper flow dividing plate are connected in a nested manner at the flow dividing groove, and the bottom is combined with the central column.
Compared with the prior art, the invention has the following beneficial effects:
1: the system can realize semi-solid rapid molding of closed or closed components of materials such as metal alloy, has the advantages of stable mold filling, small mold filling resistance, high density, good product performance and the like when being molded in a forging or stamping mode, can well reduce the abrasion to a mold, improve the service life of the mold and greatly reduce the product cost.
2: the forming die is used for molding according to a final model of a product, and processing allowance is not considered, so that the material cost is reduced, the machining process is avoided, the production cost is obviously reduced, the production efficiency is improved, and the production period is shortened.
3: the mold system can well control the semi-solid forming condition, adopts the vacuum forming cavity system and the temperature intelligent control system, accurately controls the temperature, the fluidity and other key parameters of the semi-solid blank, can better finish the filling of raw materials and the control of the product quality, and better ensures the comprehensive quality of the product.
Drawings
The accompanying drawings are included to provide a further understanding of the invention and are incorporated in and constitute a part of this specification, illustrate the invention and together with the embodiments of the invention, serve to explain the invention. In the drawings:
FIG. 1 is an overall schematic of a semi-solid forming die system of the present invention;
fig. 2 is an exploded view of the semi-solid forming die system of the present invention;
FIG. 3 is a schematic view of an inner mold and an inner mold stripping mechanism of the present invention;
FIG. 4 is a schematic view of the external mold and its demolding mechanism of the present invention;
FIG. 5 is a schematic view of the floor construction of the present invention;
in the figure: 1. an upper diverter plate; 2. a lower diverter plate; 3. an outer control board; 4. an outer positioning plate; 5. a center column; 6. an inner control board; 7. an inner positioning plate; 8. an outer template; 9. an inner mold angle plate; 10. an internal mold plugboard; 11. a bottom plate; 101. a semi-solid forming die system; 102. and controlling the terminal by a computer.
Detailed Description
The preferred embodiments of the present invention will be described below with reference to the accompanying drawings, it being understood that the preferred embodiments described herein are for illustration and explanation of the present invention only, and are not intended to limit the present invention.
Example 1
As shown in fig. 1-5, the invention provides a magnesium alloy seamless closed cavity semi-solid intelligent molding system, which comprises a semi-solid molding mold system 101 and a computer control terminal 102, wherein the semi-solid molding mold system 101 consists of a semi-solid raw material preparation system, a transportation subsystem, an injection pressure subsystem, a molding subsystem and a demolding subsystem, wherein the injection pressure subsystem and the molding subsystem are connected and positioned through a framework, the upper part of the framework is a shunting system, the inside of the framework is an inner mold system, an outer mold system and a corresponding demolding mechanism, the injection pressure subsystem consists of a punch, a pressure cylinder, an upper shunting plate 1 and a lower shunting plate 2, after the computer control terminal 102 inputs a start command, signals are transmitted to the vacuumizing system to vacuumize the semi-solid molding mold system to ensure the subsequent molding working environment, then the 'finishing' signal is fed back to the computer control terminal 102 to form a negative feedback system, and secondly, the terminal gives a 'transferring semi-solid slurry' signal, the electric signal controls the corresponding transferring device to realize mechanical movement, in the process, the semi-solid slurry is monitored by a displacement sensor, finally, the semi-solid slurry reaches a designated position, the displacement sensor transmits the signal to the computer control terminal 102, the next signal is waited, then, the computer control terminal 102 gives a 'starting' command to the punching machine, after receiving the command from the terminal, the punching machine is matched with a pressure cylinder, the semi-solid slurry is dispersed into the diversion grooves in four directions in the diversion plate by downwards punching by a punching head, and enters a die cavity, wherein the inner die consists of four inner die insert plates 10, four inner die insert plates 9, an inner locating plate 7 and an inner control plate 6, the center column 5 and the corresponding displacement and temperature sensors are formed, the sliding grooves on the inner control board 6 are divided into two groups, and the four sliding grooves of the inner mold insert board 10 are controlled, so that the bending degree is small; the four sliding grooves of the internal mold corner plates 9 are controlled, the bending degree is high, so that the four internal mold corner plates 10 are firstly separated and then the internal mold corner plates 9 are separated again when demoulding is realized, the corresponding displacement is realized, a temperature sensor monitors the displacement of the plates in real time, the temperature is fed back to the computer control terminal 102, an operator can conveniently make correct judgment, the displacement of each plate is converted into an electric signal through the digital signal of the computer control terminal 102, the corresponding mechanical device is controlled by the electric signal to realize mechanical movement, the internal positioning plate 7 is arranged on the central column 5, and sliding shafts of the four internal mold corner plates 9 and the four internal mold corner plates 10 penetrate into the corresponding sliding grooves of the internal positioning plate 7; the inner control plate 6 is arranged at the top of the positioning plate 7 and can be contacted with each other but needs to be lubricated, sliding shafts of the four inner mold corner plates 9 and the four inner mold plugboards 10 respectively penetrate into bent sliding grooves of the corresponding inner control plate 6, initial positions of the four inner mold corner plates 9 and the four inner mold plugboards 10 are in an upright state, the four inner mold plugboards 10 are separated from the upright position firstly when the inner control plate 6 is rotated, the four inner mold corner plates 9 are inclined inwards, and finally the inner mold demoulding is realized, wherein the outer mold consists of four outer mold plates 8, an outer positioning plate 4, an outer control plate 3, displacement sensors and temperature sensors, a bottom plate 11 is arranged at the bottom end of the outer mold, and four bent sliding grooves are formed in the outer control plate 3; the outer positioning plate 4 is also provided with four sliding grooves corresponding to the control plate 3, the outer positioning plate 4 is contacted with the outer control plate 3 and is lubricated, an upper sliding shaft on the outer template 8 penetrates into the corresponding sliding grooves of the outer positioning plate 4 and the outer control plate 3, wherein the semi-solid forming system comprehensively analyzes signals on the outer template 8, signals for finishing demoulding of the inner mold and other signals thereof, if the semi-solid forming system is normal, a 1 signal is transmitted to the outer mold system, otherwise, a 0 signal is transmitted to the outer mold system, the initial position of the outer template 8 is in an upright state, a corresponding mechanical device is enabled to rotate the outer control plate 3 after the 1 signal of the computer control terminal 102 is received, the outer template 8 is separated from the upright position, and the outer mold is outwards inclined to realize demoulding of the outer mold.
The internal mold part of the internal mold system in the forming mold adopts a block type mounting mode, a central column 5 is arranged in the middle of the internal mold system to serve as a main shaft, other plates and the internal mold are fixed through connecting shafts, the central column 5 is connected with a chassis, an internal positioning plate 7 and an internal control plate 6 of an internal mold demolding mechanism are mounted on the central column 5, the sliding grooves of the positioning plate determine the movement direction of a sliding shaft on an internal mold plate, the sliding grooves on the control plate control the movement speed of the internal mold plate, and each block of the internal mold can be rapidly mounted and separated through rotating the control plate.
The outer layer and the inner layer of the forming die of the outer die system are similar, the connection between the forming die and the inner layer is controlled by a chassis, the parts of the outer die plate 8 and the chassis are connected through a hinge, the purpose that the outer die plate 8 can rotate is achieved, the outer die demoulding mechanism comprises an outer locating plate 4, an outer control plate 3 and a die cylinder cover, the outer locating plate 4 is arranged on the die cylinder cover, the outer control plate 3 is provided with a locating chute for realizing circular movement and a demoulding chute for realizing the outward rotation of the outer die plate 8, and the outer control plate 3 is convenient to control the outer die plate 8 to rotate in four directions to finish demoulding, so that demoulding is simple and labor-saving.
The whole injection and die casting process can vacuumize the cavity, vacuumize and keep the vacuum state after the equipment is assembled before production, so that the raw materials are rapidly injected, split, combined and solidified, and oxidation combustion is prevented.
The semi-solid raw material preparation system and the conveying subsystem are composed of a resistance furnace, electromagnetic induction semi-solid preparation, an inert atmosphere pipeline, a corresponding control circuit and a pneumatic valve.
The lower flow dividing plate 2 is connected with the upper flow dividing plate 1 in a nested manner at the flow dividing groove, and the bottom is combined with the central column 5.
Wherein, the lower part of the forming die is provided with a material returning groove, so that the material can be fully filled.
Specifically, in the working process, after the computer control terminal 102 inputs a start command, firstly, signals are transmitted to the vacuumizing system to vacuumize the semi-solid forming die system, the follow-up forming working environment is guaranteed, then, the finished signals are fed back to the computer control terminal 102 to form a negative feedback system, secondly, the terminal can reach the signals for transferring the semi-solid slurry, the electric signals control the corresponding transferring device to realize mechanical movement, the semi-solid slurry is monitored through a displacement sensor in the process, finally, the semi-solid slurry reaches a designated position, the displacement sensor transmits the signals to the computer control terminal 102, the next step of signals is waited, then, the computer control terminal 102 transmits the start command to the punching machine, after the punching machine receives the commands from the terminal, the splitter plate is matched with the pressure cylinder, the semi-solid slurry is dispersed into splitter grooves in four directions in the splitter plate through punching downwards, and enters the die cavity, wherein the inner die consists of four inner die plugboards 10, four inner die plugboards 9, an inner die plate 7, an inner die control board 6, a center post 5 and corresponding displacement and a temperature sensor, the inner die 6 control chute are respectively, and the bending degree of the inner die 6 is smaller than that of the inner die 6 is controlled by four chute groups; the four sliding grooves of the internal mold corner plates 9 are controlled, the bending degree is high, so that the four internal mold corner plates 10 are firstly separated and then the internal mold corner plates 9 are separated again when demoulding is realized, the corresponding displacement is realized, a temperature sensor monitors the displacement of the plates in real time, the temperature is fed back to the computer control terminal 102, an operator can conveniently make correct judgment, the displacement of each plate is converted into an electric signal through the digital signal of the computer control terminal 102, the corresponding mechanical device is controlled by the electric signal to realize mechanical movement, the internal positioning plate 7 is arranged on the central column 5, and sliding shafts of the four internal mold corner plates 9 and the four internal mold corner plates 10 penetrate into the corresponding sliding grooves of the internal positioning plate 7; the inner control plate 6 is arranged at the top of the positioning plate 7 and can be contacted with each other but needs to be lubricated, sliding shafts of the four inner mold corner plates 9 and the four inner mold plugboards 10 respectively penetrate into bent sliding grooves of the corresponding inner control plate 6, initial positions of the four inner mold corner plates 9 and the four inner mold plugboards 10 are in an upright state, the four inner mold plugboards 10 are separated from the upright position firstly when the inner control plate 6 is rotated, the four inner mold corner plates 9 are inclined inwards, and finally the inner mold demoulding is realized, wherein the outer mold consists of four outer mold plates 8, an outer positioning plate 4, an outer control plate 3, displacement sensors and temperature sensors, and the outer control plate 3 is provided with four bent sliding grooves; the outer positioning plate 4 is also provided with four sliding grooves corresponding to the control plate 3, the outer positioning plate 4 is contacted with the outer control plate 3 and is lubricated, an upper sliding shaft on the outer template 8 penetrates into the corresponding sliding grooves of the outer positioning plate 4 and the outer control plate 3, wherein the semi-solid forming system comprehensively analyzes signals on the outer template 8, signals for finishing demoulding of the inner mold and other signals thereof, if the semi-solid forming system is normal, a 1 signal is transmitted to the outer mold system, otherwise, a 0 signal is transmitted to the outer mold system, the initial position of the outer template 8 is in an upright state, a corresponding mechanical device is enabled to rotate the outer control plate 3 after the 1 signal of the computer control terminal 102 is received, the outer template 8 is separated from the upright position, and the outer mold is outwards inclined to realize demoulding of the outer mold.
The invention can realize semi-solid rapid molding of materials such as magnesium alloy, aluminum alloy and the like, has the advantages of stable molding, small molding resistance, high compactness, good product performance and the like when in molding in a forging or stamping mode, can well reduce the abrasion to a mold, improve the service life of the mold, greatly reduce the product cost, can obviously improve the utilization rate of materials by producing corresponding products through the mold molding system, reduces the waste of the materials, performs mold positioning in a central position, ensures the precision of the whole device in each scale by tightly matching each part, simultaneously, can easily separate the molding mold, enables the mold to be cleaned and refurbished to be simpler, greatly shortens the maintenance time period, improves the product productivity, molds the molding mold according to the final model of the product, does not consider the processing allowance, reduces the material cost, avoids the machining process, obviously reduces the production cost, improves the production efficiency, shortens the production period, can well control the semi-solid molding condition by adopting a vacuum molding cavity system and an intelligent control system, can control the temperature of semi-solid blank, can better control the critical parameters such as the temperature, the semi-solid blank, the quality and the like, and the product quality can be better controlled, and the product quality can be more comprehensively finished.
Finally, it should be noted that: the foregoing description is only a preferred embodiment of the present invention, and the present invention is not limited thereto, but it is to be understood that modifications and equivalents of some of the technical features described in the foregoing embodiments may be made by those skilled in the art, although the present invention has been described in detail with reference to the foregoing embodiments. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (6)
1. The semi-solid intelligent molding system for the magnesium alloy seamless closed cavity comprises a semi-solid molding mold system (101) and a computer control terminal (102), and is characterized in that the semi-solid molding mold system (101) consists of a semi-solid raw material preparation system, a conveying subsystem, an injection pressure subsystem, a molding subsystem and a demolding subsystem, wherein the injection pressure subsystem and the molding subsystem are connected and positioned through a framework, the upper part of the framework is a diversion system, the inside of the framework is an inner mold system and an outer mold system and a corresponding demolding mechanism, the injection pressure subsystem consists of a punch, a pressure cylinder, an upper diversion plate (1) and a lower diversion plate (2), after the computer control terminal (102) inputs a start command, a signal is firstly transmitted to the semi-solid molding mold system for vacuumizing, the follow-up molding working environment is guaranteed, then a finished signal is fed back to the computer control terminal (102) to form a negative feedback system, the semi-solid slurry transferring terminal can reach a signal, an electric signal is controlled by a corresponding transferring device to realize mechanical movement, the semi-solid slurry is finally monitored through a displacement sensor, the semi-solid slurry is transferred to a specified position, the punch is controlled by the punch to wait for a position from the punch to reach the specified position, and then the punch is controlled by the punch to wait for the punch (102) to receive the control signal from the control terminal after the punch to receive the command, the semi-solid slurry is dispersed into the diversion grooves in four directions in the diversion plate by downward punching of the punch and enters the die cavity, wherein the inner die consists of four inner die insert plates (10), four inner die angle plates (9), an inner positioning plate (7), an inner control plate (6), a central column (5) and corresponding displacement and temperature sensors, the sliding grooves on the inner control plate (6) are divided into two groups, and the four sliding grooves of the inner die insert plates (10) are controlled to have smaller bending degree; four sliding grooves of the internal mold corner plates (9) are controlled, the bending degree is large, so that the four internal mold corner plates (10) are disconnected firstly and then the internal mold corner plates (9) are disconnected again when demolding is performed, each corresponding displacement is monitored in real time by a temperature sensor, the temperature is fed back to the computer control terminal (102), an operator can conveniently make correct judgment, the displacement of each plate is converted into an electric signal through a digital signal of the computer control terminal (102), the corresponding mechanical device is controlled by the electric signal to realize mechanical movement, the internal mold corner plates (9) and sliding shafts of the four internal mold corner plates (10) penetrate into the corresponding sliding grooves of the internal positioning plate (7); the inner control plates (6) are arranged at the tops of the positioning plates (7) and can be contacted with each other but are required to be lubricated, sliding shafts of the four inner die corner plates (9) and the four inner die insertion plates (10) respectively penetrate into bent sliding grooves of the corresponding inner control plates (6), initial positions of the four inner die corner plates (9) and the four inner die insertion plates (10) are in an upright state, the four inner die insertion plates (10) are firstly separated from the upright position when the inner control plates (6) are rotated, the four inner die corner plates (9) are inclined inwards, and finally the inner die demolding is realized, wherein an outer die consists of four outer die plates (8), outer positioning plates (4), outer control plates (3) and displacement and temperature sensors, a bottom plate (11) is arranged at the bottom end of the outer die, and four bent sliding grooves are formed in the outer control plates (3); the outer locating plate (4) is also provided with four sliding grooves corresponding to the control plate (3), the outer locating plate (4) is in contact with the outer control plate (3) and is lubricated, an upper sliding shaft on the outer die plate (8) penetrates into the corresponding sliding grooves of the outer locating plate (4) and the outer control plate (3), the semi-solid forming system comprehensively analyzes signals on the outer die plate (8), signals for demoulding the inner die and other signals, if the semi-solid forming system is normal, the outer die system conveys a 1 signal, otherwise, the outer die system conveys a 0 signal, the initial position of the outer die plate (8) is in an upright state, a corresponding mechanical device is enabled to rotate the outer control plate (3) after receiving the 1 signal of the computer control terminal (102), and the outer die plate (8) is separated from the upright position and is inclined outwards to realize demoulding of the outer die.
2. The magnesium alloy seamless closed cavity semisolid intelligent molding system according to claim 1, wherein the inner mold part of the inner mold system in the molding mold adopts a block type mounting mode, one central column (5) is arranged in the middle to serve as a main shaft, other plates and the other plates are fixed through connecting shafts, the central column (5) is connected with a chassis, an inner positioning plate (7) and an inner control plate (6) of the inner mold demolding mechanism are mounted on the central column (5), the sliding grooves of the positioning plate determine the movement direction of a sliding shaft on the inner mold plate, the sliding grooves on the control plate control the movement speed of the inner mold plate, and each block of the inner mold can be rapidly mounted and separated through rotating the control plate.
3. The magnesium alloy seamless closed cavity semi-solid intelligent molding system according to claim 1, wherein the outer layer and the inner layer of a molding die of an outer mold system are similar, the connection between the outer mold system and the inner layer is controlled by a chassis in another block type assembly mode, the parts of the outer mold plate (8) are connected with the chassis through hinges, the purpose that the outer mold plate (8) can rotate is achieved, the outer mold demolding mechanism is composed of an outer positioning plate (4), an outer control plate (3) and a mold cylinder cover, the outer positioning plate (4) is mounted on the mold cylinder cover, a positioning chute for realizing circular movement and a demolding chute for realizing outward rotation of the outer mold plate (8) are designed on the outer control plate (3), and the outer mold plate (8) is conveniently controlled to rotate in four directions in a rotation mode to complete demolding, so that demolding is simple and labor-saving.
4. The magnesium alloy seamless closed cavity semi-solid intelligent molding system according to claim 1, wherein the inside of a cavity is vacuumized in the whole process of material injection and die casting, and the equipment can be vacuumized and kept in a vacuum state after being assembled before production, so that raw materials are rapidly injected, split, combined and solidified, and oxidation combustion is prevented.
5. The magnesium alloy seamless closed cavity semi-solid intelligent molding system according to claim 1, wherein the semi-solid raw material preparation system and the transportation subsystem are composed of a resistance furnace, electromagnetic induction semi-solid preparation, an inert atmosphere pipeline, a corresponding control circuit and a pneumatic valve.
6. The magnesium alloy seamless closed cavity semi-solid intelligent molding system according to claim 1, wherein the lower splitter plate (2) is connected with the upper splitter plate (1) in a nested connection mode at the splitter box, and the bottom of the lower splitter plate is combined with the center column (5).
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| ES2542024B1 (en) * | 2014-01-28 | 2016-05-12 | Comercial de Útiles y Moldes, S.A. | Parts demoulding device |
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| CN2590706Y (en) * | 2002-11-25 | 2003-12-10 | 上海德瑞金属制品有限公司 | Die for press casting formation |
| JP2007024160A (en) * | 2005-07-15 | 2007-02-01 | Rhythm Corp | Ball joint and ball sheet |
| CN1915638A (en) * | 2005-08-17 | 2007-02-21 | 刘自学 | Multifunctional valving die in strong body, and manufacturing method |
| CN101214530A (en) * | 2008-01-01 | 2008-07-09 | 长安汽车（集团）有限责任公司 | Split and combined processing method for precision molding molds |
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| DE102009043476A1 (en) * | 2008-10-28 | 2010-04-29 | Ksm Castings Gmbh | Apparatus to produce die-cast parts with arc-shaped internal- and/or external casting contour, includes permanent mold with movable arc-shaped sliding core, which forms the internal- and/or external casting contour, and rotary slide device |
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| CN103203841A (en) * | 2013-04-22 | 2013-07-17 | 乔丰科技实业（深圳）有限公司 | Rotating demolding type mold structure |
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| CN106584793A (en) * | 2016-12-30 | 2017-04-26 | 浙江工商职业技术学院 | Bearing collar injection mold design method |
Also Published As
| Publication number | Publication date |
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| CN107598115A (en) | 2018-01-19 |
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