Continuous casting method and device for metal composite material
Technical Field
The invention relates to the technical field of continuous casting of metal composite materials, in particular to a continuous casting method and device of a metal composite material.
Background
A metal composite is a composite consisting of a metal matrix (typically a matrix material, typically a metal such as aluminum, magnesium, etc.) and other materials (typically non-metallic materials such as ceramic fibers, carbon fibers, etc.). The material can show excellent comprehensive performance in the aspects of mechanical property, heat resistance, corrosion resistance and the like by combining materials with different characteristics.
The continuous casting device for the metal composite material provided by the publication No. CN114273629B comprises a first metal melt feeding cavity, a second metal melt feeding pipe, a metal melt mixing pipe, a mixing cavity, a total discharging pipe, a cooling device and a traction device, wherein by using the continuous casting device of the invention, after the primary liquid-phase in-situ reaction is carried out on the two metal melts in the metal melt mixing pipe, the mixed metal melt flows into the mixing cavity, the liquid-phase in-situ reaction is carried out again, the reacted metal melt flows out from the main discharging pipe, and the metal melt flows through the cooling device to be cooled and cast and formed under the driving of the traction device.
When the continuous casting device of the metal composite material is used, when the first metal melt feeding cavity and the second metal melt feeding pipe send molten metal into the mixing pipe to be mixed, various raw materials are difficult to be fully mixed, and the mixing effect is poor.
Disclosure of Invention
The invention aims to provide a continuous casting method and device for a metal composite material, which are used for solving the problems in the background technology.
In order to achieve the above purpose, the present invention provides the following technical solutions:
a continuous casting apparatus for a metal composite material, comprising:
The melting assembly comprises a melting box and a first heating coil arranged on the melting box;
The mixing assembly comprises a first mixing box communicated with the melting box, a mixing spray pipe arranged on the first mixing box, a pneumatic mechanism communicated with the mixing spray pipe, a second mixing box communicated with the first mixing box, and an agitating mechanism arranged on the second mixing box and communicated with the pneumatic mechanism, wherein the pneumatic mechanism comprises an air pump, a transverse air pipe arranged on the air pump and communicated with the mixing spray pipe, a vertical air pipe arranged on the transverse air pipe and communicated with the agitating mechanism, a reversing piston arranged in the vertical air pipe, a bending ventilation groove arranged on the reversing piston, a transverse ventilation groove arranged on the reversing piston and positioned above the bending ventilation groove, and a reversing telescopic rod arranged on the reversing piston; and
The casting assembly comprises a pulling mechanism and a cooling mechanism communicated with the mixing box II, when raw materials are put into the melting box, the raw materials flow into the mixing box I after being melted under the heating of the heating coil I, the reversing telescopic rod drives the reversing piston to be inserted into the vertical pneumatic tube, the transverse ventilation groove is communicated with the transverse pneumatic tube, the air pump is enabled to ventilate into the mixing box I, the melted raw materials are enabled to be mixed under the driving of gas, when the raw materials in the mixing box I flow into the mixing box II, the reversing telescopic rod drives the reversing piston to retract, the transverse pneumatic tube is enabled to be communicated with the vertical pneumatic tube, the air pump is enabled to pump gas to the stirring mechanism, the stirring mechanism is enabled to further stir and mix the raw materials in the mixing box II, residual gas is discharged, and the raw materials are diffused into the cooling mechanism to be cooled and molded and pulled out by the pulling mechanism.
Preferably, the first melting tank and the first mixing tank are arranged on the ground through a first bracket and a second bracket respectively, the melting tank is located above the first mixing tank, the first melting tank and the first mixing tank are communicated through a discharging pipe, and the first mixing tank and the second mixing tank are communicated through a connecting pipe.
Preferably, a heating coil II and a heating coil III for heat preservation are respectively arranged on the first mixing box and the second mixing box.
Preferably, the mixing spray pipe comprises a heating pipe arranged on the first mixing box and sleeved on the transverse pneumatic pipe, a heating coil four arranged on the heating pipe, a frame connecting pipe erected on the first mixing box and communicated with the transverse pneumatic pipe, a vent pipe arranged in the first mixing box and communicated with the frame connecting pipe, an annular pipe arranged on the vent pipe, and vent holes formed in the vent pipe and the annular pipe.
Preferably, when the transverse ventilation groove is communicated with the transverse air pipe, the heating coil IV heats the gas which is introduced into the transverse air pipe by the air pump, so that the gas is discharged into the first mixing box through the ventilation hole to mix raw materials, and the temperature of the raw materials is not reduced by the gas.
Preferably, the stirring mechanism comprises a stirring cover arranged on the second mixing box, a mounting cavity arranged in the stirring cover, a rotating rod inserted into the top wall of the second mixing box, a pneumatic blade arranged at one end of the rotating rod positioned in the mounting cavity, a stirring blade arranged at one end of the rotating rod positioned in the second mixing box, a cushion block arranged on the second mixing box and positioned in the mounting cavity, a bearing arranged on the cushion block and sleeved on the rotating rod, a spray pipe inserted into one end of the mounting cavity by a vertical pneumatic pipe, and an exhaust hole arranged on the second mixing box.
Preferably, when the curved ventilation groove communicates the horizontal pneumatic tube and the vertical pneumatic tube, the air pump drives the pneumatic blade to drive the stirring blade to rotate through the gas sprayed by the spray pipe, the stirring blade enables the raw materials in the second mixing box to be further mixed, and the gas in the raw materials is discharged out of the second mixing box through the exhaust hole.
Preferably, the cooling mechanism comprises a discharging pipe arranged on the second mixing box, a cooling box arranged on the discharging pipe, a water passing cavity and a forming groove arranged in the cooling box, and a water pump communicated with the water passing cavity, wherein the water pump is used for pumping water to the water passing cavity so as to cool and form raw materials flowing into the forming groove.
Preferably, the pulling mechanism comprises a motor and a pulling roller arranged on the motor, and the motor is used for driving the pulling roller to rotate, so that the pulling roller pulls the cooled and formed raw material out of the forming groove.
A method of continuous casting of a metal composite, comprising:
s1: placing a plurality of raw materials into the melting box, and enabling the heating coil I to heat and melt the raw materials;
S2: the raw materials flow into the first mixing box, the reversing telescopic rod drives the reversing piston to move, so that the air pump pumps the air heated by the heating coil IV into the ventilating pipe and the annular pipe, and the air agitates the raw materials to mix the raw materials;
S3: the reversing telescopic rod is retracted, so that the air pump sprays air to the pneumatic blade to drive the stirring blade to stir the raw materials flowing into the mixing box II, and the raw materials are further mixed and the air is exhausted through the exhaust hole;
s4: and the raw materials in the second mixing box are diffused into the forming groove, so that the water pump pumps water to the water cavity, and the raw materials in the forming groove are cooled and formed and then pulled out of the forming groove by the pulling roller.
Compared with the prior art, the invention has the beneficial effects that:
The invention comprises a melting assembly, a mixing assembly and a casting assembly, wherein the mixing assembly comprises a mixing spray pipe arranged on a first mixing box, a pneumatic mechanism communicated with the mixing spray pipe, and an agitating mechanism arranged on a second mixing box and communicated with the pneumatic mechanism, the casting assembly comprises a pulling mechanism and a cooling mechanism communicated with the second mixing box, according to the invention, through the arrangement of the mixing spray pipe and the stirring mechanism, the pneumatic mechanism enables the mixing spray pipe to spray high-temperature gas into the first mixing box to primarily mix raw materials, the pneumatic mechanism drives the stirring mechanism to secondarily mix and exhaust the raw materials entering the second mixing box, and the mixing effect of the raw materials is better through multiple mixing steps.
Drawings
FIG. 1 is a schematic diagram of the structure of the present invention;
FIG. 2 is a schematic view of the pneumatic mechanism of the present invention;
FIG. 3 is a schematic structural view of a mixing nozzle of the present invention;
FIG. 4 is a schematic view of the structure of the agitation mechanism of the present invention;
fig. 5 is a schematic structural view of the annular tube of the present invention.
In the figure: 1. a melting tank; 2. a first heating coil; 3. a discharge pipe; 4. a first bracket; 5. a transverse pneumatic tube; 6. a vertical pneumatic tube; 7. an air pump; 8. a reversing piston; 9. a curved vent slot; 10. a transverse vent slot; 11. a reversing telescopic rod; 12. heating pipes; 13. a heating coil IV; 14. a rack connecting pipe; 15. a vent pipe; 16. a vent hole; 17. an annular tube; 18. a second bracket; 19. a connecting pipe; 20. a mixing box II; 21. a heating coil III; 22. a stirring cover; 23. a mounting cavity; 24. pneumatic blades; 25. a spray pipe; 26. a cushion block; 27. a bearing; 28. a rotating lever; 29. an agitating blade; 30. a water pump; 31. a discharge pipe; 32. a water cavity; 33. a forming groove; 34. a motor; 35. a pulling roller; 36. a cooling box; 37. a second heating coil; 38. a first mixing box; 39. and an exhaust hole.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
Referring to fig. 1 to 5, the present invention provides a technical solution:
a continuous casting apparatus for a metal composite material, comprising:
The melting assembly comprises a melting box 1, a heating coil I2, a support I4 and a discharge pipe 3, wherein the support I4 is arranged on the ground, the support I4 is fixedly connected with the ground in a mode of arranging bolts and the like, the melting box 1 is arranged on the support I4, the melting box 1 is fixedly connected with the support I4 in a mode of arranging bolts and the like, the discharge pipe 3 is arranged on the melting box 1, the discharge pipe 3 is fixedly connected with the melting box 1 in a mode of welding and the like, the heating coil I2 is arranged on the melting box 1, the heating coil I2 is coiled on the melting box 1, the heating coil I2 is embedded on the melting box 1, and the heating coil I2 is used for heating and melting raw materials put into the melting box 1 into a melt.
The mixing assembly comprises a first mixing box 38, a second bracket 18, a mixing spray pipe 25, a pneumatic mechanism, a second mixing box 20 and a stirring mechanism, wherein the pneumatic mechanism comprises an air pump 7, a transverse pneumatic pipe 5, a vertical pneumatic pipe 6, a reversing piston 8, a bending ventilation groove 9 and a reversing telescopic rod 11, the mixing spray pipe 25 comprises a heating pipe 12, a heating coil four 13, a bracket connecting pipe 14, a ventilation pipe 15, an annular pipe 17 and a ventilation hole 16, the stirring mechanism comprises a stirring cover 22, a mounting cavity 23, a rotating rod 28, a pneumatic blade 24, a stirring blade 29, a cushion block 26, a bearing 27, a spray pipe 25, a connecting pipe 19 and a vent hole 39, the second bracket 18 is arranged on the ground, the second bracket 18 is fixedly connected with the ground in a mode of arranging bolts and the like, the first mixing box 38 is arranged on the first bracket 4, the first mixing box 38 is fixedly connected with the second bracket 18 in a mode of arranging bolts and the like, the height of the bracket I4 is larger than that of the bracket II 18, the mixing box I38 is positioned below the melting box 1, the mixing box II 20 is positioned below the mixing box I38, raw materials in the melting box 1 can flow into the mixing box I38, raw materials in the mixing box I38 can flow into the mixing box II 20, the transverse air tube 5 is arranged on the air pump 7, the transverse air tube 5 is fixedly connected with the air pump 7 in a welding mode and the like, the vertical air tube 6 is arranged on the transverse air tube 5, the vertical air tube 6 is fixedly connected with the transverse air tube 5 in a welding mode and the like, the vertical air tube 6 and the transverse air tube 5 are mutually communicated to form a cross shape, the reversing piston 8 is arranged in the vertical air tube 6, the reversing piston 8 is movably connected with the vertical air tube 6, the bending air slot 9 is arranged on the reversing piston 8, the transverse air slot 10 is arranged on the reversing piston 8 and is positioned above the bending air slot 9, the reversing telescopic rod 11 is arranged on the reversing piston 8, the reversing telescopic rod 11 is fixedly connected with the reversing piston 8 in a bolt and other modes, a heating coil II 37 for insulating the first mixing box 38 is arranged on the first mixing box 38, and a heating coil III 21 for insulating the second mixing box 20 is arranged on the second mixing box 20.
The heating pipe 12 is arranged on the first mixing box 38 and sleeved on the first transverse pneumatic pipe 5, the heating pipe 12 is fixedly connected with the first mixing box 38 in a welding mode and the like, the heating pipe 12 is fixedly connected with the first transverse pneumatic pipe 5 in a welding mode and the like, the heating coil four 13 is arranged on the heating pipe 12, the heating coil four 13 is sleeved on the heating pipe 12 and is coiled and embedded on the heating pipe 12, the frame connecting pipe 14 is arranged on the first mixing box 38 and is communicated with the transverse pneumatic pipe 5, the frame connecting pipe 14 passes through the heating pipe 12 and is connected with the transverse pneumatic pipe 5 in a welding mode and the like, the frame connecting pipe 14 is fixedly connected with the transverse pneumatic pipe 5 in a welding mode and the like, the vent pipe 15 is arranged in the first mixing box 38 and is communicated with the frame connecting pipe 14 in a welding mode and the like, the vent pipe 15 is fixedly connected with the frame connecting pipe 14 in a welding mode and the like, the annular pipe 17 is arranged on the vent pipe 15 in a welding mode and the like, and the vent hole 16 is formed in the vent pipe 15 and the annular pipe 17.
The mixing box I38 and the mixing box II 20 are communicated through the connecting pipe 19, the stirring cover 22 is arranged on the mixing box II 20, the stirring cover 22 is fixedly connected with the top wall of the mixing box II 20 through a mode of arranging bolts and the like, the mounting cavity 23 is arranged in the stirring cover 22, the rotating rod 28 is inserted on the top wall of the mixing box II 20, the rotating rod 28 is rotationally connected with the top wall of the mixing box II 20, the pneumatic blade 24 is arranged at one end of the rotating rod 28 in the mounting cavity 23, the pneumatic blade 24 is fixedly connected with the rotating rod 28 through a mode of arranging bolts and the like, the stirring blade 29 is arranged at one end of the rotating rod 28 in the mixing box II 20, the stirring blade 29 is fixedly connected with the rotating rod 28 through a mode of welding and the like, the cushion block 26 is arranged on the mixing box II 20 and is arranged in the mounting cavity 23, the cushion 26 is fixedly connected with the mixing box II 20 through a mode of welding and the like, the bearing 27 is arranged on the cushion 26 and is sleeved on the rotating rod 28, the bearing 27 is rotationally connected with the cushion 26 through a mode of arranging fastening bolts and the like, the bearing 27 is rotationally connected with the rotating rod 28, the spray pipe 25 is arranged at one end of the vertical pneumatic pipe 6, the spray pipe 25 is inserted into the mounting cavity 23, the spray pipe 25 is obliquely connected with the top wall 25 through a mode of the spray pipe 25, and the spray pipe 25 is obliquely arranged in the spray pipe 25 is obliquely arranged at one side of the spray pipe 25, and the spray pipe 25 is provided with the spray pipe 25, and is provided with the spray pipe is in the spray pipe 25.
When raw materials are put into the melting tank 1, the raw materials flow into the first mixing tank 38 after being melted under the heating of the first heating coil 2, the reversing telescopic rod 11 drives the reversing piston 8 to be inserted into the vertical pneumatic tube 6, the transverse ventilation groove 10 is communicated with the transverse pneumatic tube 5, the heating coil four 13 heats the gas introduced into the transverse ventilation tube 15, the gas is discharged into the first mixing tank 38 through the ventilation hole 16 to stir the raw materials, the raw materials are mixed, the temperature of the melted raw materials cannot be reduced by the heated gas, when the raw materials in the first mixing tank 38 flow into the second mixing tank 20, the reversing telescopic rod 11 drives the reversing piston 8 to retract, the bending ventilation groove 9 drives the transverse pneumatic tube 5 to be communicated with the vertical pneumatic tube 6, the air pump 7 drives the stirring blade 29 to rotate through the gas sprayed out of the spraying pipe 25, the stirring blade 29 enables the raw materials in the second mixing tank 20 to be further mixed, and the gas cylinder in the raw materials is discharged out of the second mixing tank 20 through the exhaust hole 39.
The casting assembly comprises a pulling mechanism and a cooling mechanism communicated with the mixing box II 20, the cooling mechanism comprises a discharging pipe 31, a cooling box 36, a water through cavity 32, a forming groove 33 and a water pump 30, the pulling mechanism comprises a motor 34 and a pulling roller 35, the discharging pipe 31 is arranged on the mixing box II 20, the discharging pipe 31 is connected with the mixing box II 20 in a welding mode and the like, the discharging pipe 31 is obliquely downwards arranged on the mixing box II 20, the cooling box 36 is arranged on the discharging pipe 31, the cooling box 36 is fixedly connected with the discharging pipe 31 in a welding mode and the like, the water through cavity 32 and the forming groove 33 are arranged in the cooling box 36, the forming groove 33 is arranged at the center of the cooling box 36, the water through cavity 32 is wrapped around the forming groove 33, the water pump 30 is communicated with the water through cavity 32, the pulling roller 35 is arranged on the motor 34, the pulling roller 35 is fixedly connected with the motor 34 in a fastening screw mode and the like, raw materials in the mixing box II 20 are diffused into the forming groove 33, the water pump 30 is pumped to the water through cavity 32, the raw materials in the forming groove 33 are cooled, and then the raw materials in the forming groove are pulled out of the forming groove 33 are formed, and the forming groove are pulled out of the forming groove 33 by the pulling roller 35.
Working principle: when the device is used, various raw materials are placed into the melting tank 1, the heating coil I2 heats and melts the raw materials, the reversing telescopic rod 11 drives the reversing piston 8 to be inserted into the vertical pneumatic tube 6, the transverse ventilation groove 10 and the transverse pneumatic tube 5 are communicated, the heating coil IV 13 heats the gas introduced into the transverse ventilation tube 15 by the air pump 7, the gas is discharged into the mixing tank I38 through the ventilation hole 16 to stir the raw materials, the raw materials are mixed, when the raw materials in the mixing tank I38 flow into the mixing tank II 20, the reversing telescopic rod 11 drives the reversing piston 8 to retract, the bending ventilation groove 9 is communicated with the transverse pneumatic tube 5 and the vertical pneumatic tube 6, the air pump 7 sprays the gas through the spray pipe 25 to push the pneumatic blade 24 to drive the stirring blade 29 to rotate, the stirring blade 29 further mixes the raw materials in the mixing tank II 20, the raw materials in the raw materials are discharged out of the mixing tank II 20 through the exhaust hole 39, the raw materials in the mixing tank II 20 are diffused into the forming tank 33, the water pump 30 is pumped into the water through the ventilation cavity 32, the raw materials in the forming tank 33 are cooled and formed, and then the forming tank 33 is pulled out of the forming tank 33 through the pulling roller 35.
Although embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.