CN117824356A - Pure copper smelting furnace and impurity removing process thereof - Google Patents

Abstract

The invention discloses a pure copper smelting furnace and a impurity removing process thereof, which relate to the technical field of metal smelting, wherein two sides of the inside of a feeding cylinder are provided with isolation cavities, the output ends of two blanking cylinders respectively penetrate through the tops of the two isolation cavities, the bottoms of the installation frames are connected with conveying boxes, a bidirectional motor is arranged in the middle of the tops of the installation frames, the output ends of the bidirectional motor penetrate through the two ends of a heat insulation shell, winding rollers are wound on the outer sides of the winding rollers, the bottoms of the conveying boxes are hinged with blanking baffles, and the tops of the two sides of the blanking baffles are connected with movable ends of adjacent pulling ropes.

Description

Pure copper smelting furnace and impurity removing process thereof

Technical Field

The invention relates to the technical field of metal smelting, in particular to a pure copper smelting furnace and a impurity removing process thereof.

Background

The vacuum induction smelting furnace is equipment for smelting metal materials in a high-temperature high-vacuum environment, can effectively solve the impurity problem existing in the metal materials, and is equipment for smelting metal materials (stainless steel, nickel-based alloy, copper, alloy steel, nickel-cobalt alloy, rare earth neodymium-iron-boron and the like) under the vacuum or protective atmosphere conditions, and also can be used for vacuum refining treatment and precision casting of alloy steel, thereby having considerable prospect and facing to high-end equipment manufacturing.

When smelting copper, in order to ensure the smelting purity of copper, adopt the vacuum induction furnace to smelt copper more, the induction field of vacuum induction smelting furnace permeates each corner of melting container, make the material in the smelting pot more quick more even melt, but current vacuum smelting furnace discharges the material in the container with the mode of empting, need with the copper water in the container all empty the back just can reload and carry out next smelting, lead to the smelting furnace unable realization continuous production, and need break the vacuum environment in the smelting furnace at every turn, need take out the air in the smelting furnace again and go on further heating smelting, production efficiency is low.

Disclosure of Invention

The invention provides a pure copper smelting furnace and a impurity removing process thereof, which can effectively solve the problems that in the prior art, the existing vacuum smelting furnace discharges materials in a container in a dumping manner, copper water in the container can be charged again for smelting in the next step after all the copper water is dumped, so that the smelting furnace cannot realize continuous production, the vacuum environment in the smelting furnace is required to be broken every time of charging, the air in the smelting furnace is required to be pumped out again for further heating smelting, and the production efficiency is low.

In order to achieve the above purpose, the present invention provides the following technical solutions: the pure copper smelting furnace comprises a base, wherein a smelting casting assembly is arranged on one side of the top of the base, and comprises a movable base;

the automatic smelting device comprises a base, and is characterized in that a movable base is arranged on one side of the top of the base, an installation table is installed on the top of the movable base, the bottom end of one side of the installation table is fixedly installed on the top of the base, support columns are installed on two sides of the bottom of the inner side of the movable base, a U-shaped frame is rotatably connected between the tops of the two support columns, a smelting barrel is installed in the middle of the U-shaped frame, a partition plate is arranged in the middle of the interior of the smelting barrel, conical grooves are formed in two sides of the bottom of the inner side of the smelting barrel, a blanking hole is formed in the bottom of the conical groove in a penetrating mode, and an induction coil is installed on the bottom of the U-shaped frame corresponding to the outer side of the smelting barrel;

The bottom of the outer side of the smelting barrel is provided with a sliding frame, two ends of the inner part of the sliding frame are slidably provided with sealing plates, one end of each sealing plate is provided with a through hole in a penetrating way, two sides of the sliding frame are provided with connecting seats, a homing spring is connected between the other two sides of the sliding frame and the adjacent connecting seats, and two sides of each movable base are provided with pushing cylinders;

the top of the mounting table is provided with a feeding cylinder, two sides of the inside of the feeding cylinder are provided with isolation cavities, two sides of the top of the feeding cylinder are provided with blanking cylinders, the output ends of the two blanking cylinders respectively penetrate through the tops of the two isolation cavities to be connected with a mounting frame, the bottom of the mounting frame is connected with a conveying box, a bidirectional motor is arranged in the middle of the top of the mounting frame, the heat insulation shell is installed on the outer side of the bidirectional motor, winding rollers penetrate through two ends of the heat insulation shell, pull ropes are wound on the outer sides of the winding rollers, a blanking baffle is hinged to the bottom of the conveying box, and tops of two sides of the blanking baffle are connected with movable ends of adjacent pull ropes.

According to the technical scheme, rocking frame is installed to U type frame one end, the jar that rocks is installed to the inboard bottom both sides of mobile base, it is connected with the rotation flat head to rock jar output, rotate the flat head and rock and be connected between the frame bottom both ends.

According to the technical scheme, the fixing screw is evenly installed at the top of the U-shaped frame, the fixing lug is fixed on the outer side of the fixing screw through the nut, the threaded hole is formed in the top of the smelting barrel, the fixing screw is connected with the threaded hole in an internal mode, and the top end of the fixing lug is sleeved on the outer side of the fixing screw to be connected with the smelting barrel.

According to the technical scheme, the diameter of the through hole is larger than that of the blanking hole, the top surface of the sealing plate is tightly attached to the bottom surface of the outer side of the smelting barrel, and the output end of the pushing cylinder and the side end of the adjacent sealing plate are positioned on the same horizontal plane.

According to the technical scheme, the feed inlet has been seted up to feed cylinder top both sides, feed cylinder outside both sides correspond feed inlet position department and articulate there is sealing door, feed cylinder both sides have been seted up the side and have been taken out the mouth, two seal box is installed to the isolation chamber bottom, seal box internally mounted sliding has the division board, the isolation jar is installed to mount table top both sides, the isolation jar output is connected with adjacent division board one end, the vacuum is taken out mouthful has been seted up to mount table one side.

According to the technical scheme, the outer side of the isolation plate is tightly attached to the inner side of the sealing box, and the bottoms of the isolation cavities are respectively aligned with the tops of the two sides of the interior of the smelting barrel;

The induction coil and the bidirectional motor input end are electrically connected with the output end of the external controller, and the input end of the external controller is connected with the output end of the external power supply.

According to the technical scheme, one side of the mounting table is provided with the steady flow impurity removal component, and the steady flow impurity removal component comprises a drainage groove;

the bottom of the inner side of the mounting table is provided with drainage grooves, one end of each drainage groove is positioned at the bottoms of the two blanking holes, the other end of each drainage groove penetrates through one side of the mounting table, a vacuum tube is sleeved outside each drainage groove positioned outside the mounting table, one end of each drainage groove is provided with a hole and connected with a casting tube, and the bottom of each casting tube penetrates through the bottom surface of each vacuum tube;

the drainage tank is characterized in that a filter frame is arranged in the drainage tank, drainage ports are formed in the bottom of the filter frame in a penetrating mode, filtering holes are uniformly formed in two sides of the filter frame, a pore plate is arranged at the bottom of the inner side of the filter frame, a movable port is formed in one side of the vacuum tube, connecting rods are respectively connected with one end of the filter frame and one end of the pore plate, the connecting rods penetrate through the inside of the movable port, a lifting electric cylinder is arranged at one side of the top of the base, the output end of the lifting electric cylinder is connected with the bottom ends of the connecting rods on the adjacent filter frames, a linkage frame is connected with the output end of the lifting electric cylinder, a vibrating electric cylinder is arranged at the top end of the linkage frame, and the output end of the vibrating electric cylinder is connected with the bottom ends of the connecting rods on the adjacent pore plates;

The utility model discloses a vacuum tube, including vacuum tube, filter frame, base platform, slag plate, scraper, vibrating spring, translation mouth has been seted up at the vacuum tube top corresponds the filter frame top, translation box is installed at translation mouth top, strike off electronic jar is installed to base platform top one side, strike off electronic jar output and be connected with spacing box, spacing box inboard bottom slidable mounting has scrapes the slag plate, be connected with vibrating spring between scraping slag plate top and the inboard top of adjacent spacing box, it gets into the vacuum tube to run through translation box, translation mouth in proper order to scrape the slag plate bottom, it is connected with translation baffle to scrape the slag plate outside, translation baffle bottom surface laminating is in translation box outside top surface, the slag hole has been seted up at drainage groove one side top.

According to the technical scheme, the outside of the connecting rod is connected with the following baffle, one side of the following baffle is attached to the outside of the adjacent movable port, and the cross section of the following baffle is larger than that of the movable port.

According to the technical scheme, a transfer cylinder is arranged at one side outside the drainage groove and positioned in the vacuum tube, a slag inlet is formed in the top of the transfer cylinder, the top of the slag inlet is connected with the discharge end of the slag outlet, a conveying auger is rotatably arranged in the transfer cylinder, a conveying motor is arranged at one end of the top of the base, and the output end of the conveying motor is connected with one end of the conveying auger;

The lifting electric cylinder, the vibrating electric cylinder, the scraping electric cylinder and the input end of the conveying motor are connected with the external control output end.

According to the technical scheme, the impurity removing process of the pure copper smelting furnace comprises the following steps of:

s1, a material feeding procedure, namely opening a sealing door at one side of a feeding cylinder, sequentially conveying copper to be smelted and auxiliary materials required for impurity removal into a conveying box in an isolation cavity at the side through a feeding port, closing the sealing door, driving an isolation plate to move by an isolation cylinder, starting a blanking cylinder corresponding to the side, driving the conveying box to descend by the blanking cylinder, starting a bidirectional motor at the side, separating a blanking baffle from the bottom of the conveying box, and enabling the copper materials to be smelted in the conveying box to fall into a cavity at one side of the interior of the smelting barrel;

s2, maintaining a vacuum procedure, wherein the side suction port and the vacuum suction port are connected with an external vacuum air pump suction end, starting the external vacuum air pump, and sucking air in the mounting table, the movable base and the vacuum tube away to ensure a high vacuum environment in the furnace;

s3, in the smelting and impurity removing process, the induction coil is electrified to enable copper materials in the smelting barrel to be changed from solid to liquid, the shaking cylinder is started, and under the connecting action of the shaking frame, the smelting barrel is driven to shake by controlling the lifting of the output end of the shaking cylinder, so that the impurity removing effect is further improved;

S4, a copper water discharging procedure, namely after copper materials in the smelting barrel are smelted, suspending operation of the swinging cylinder, resetting the smelting barrel, pushing the cylinder to operate, pushing the sealing plate on one side of the cylinder to move in the sliding frame, and aligning a through hole on the sealing plate with a blanking hole;

s5, drainage impurity removal procedure, after the molten copper on one side of the smelting barrel is completely discharged from the drainage groove, the lifting electric cylinder drives the filtering frame, the vibrating electric cylinder and the pore plate to synchronously lift, when the top surface of the pore plate is flush with the bottom surface of the slag discharge opening, the lifting electric cylinder pauses to operate, the vibrating electric cylinder, the scraping electric cylinder and the conveying motor operate, the vibrating electric cylinder drives the pore plate to vibrate, meanwhile, the scraping electric cylinder drives the scraping plate to move along the translation opening, the scraping plate pushes copper slag to enter the transfer barrel from the slag discharge opening and the slag inlet, the conveying motor is started, and the conveying auger pushes the copper slag to be discharged from one end of the transfer barrel.

Compared with the prior art, the invention has the beneficial effects that:

1. the smelting casting assembly is arranged, the side suction port and the vacuum suction port are connected with the suction end of the external vacuum air pump, the external vacuum air pump is used for respectively sucking away the air in the isolation cavity and the air between the mounting table and the movable base, so that the feeding area and the smelting area are separated independently, when the material is filled into the conveying box, only the vacuum environment in the isolation cavity is damaged, after the material is filled, the air in the corresponding isolation cavity is sucked away, and the vacuum environment corresponding to the area where the smelting barrel is located is not damaged when the material is conveyed into the smelting barrel by the subsequent conveying box, so that the production efficiency is improved;

The copper to be smelted and auxiliary materials required for impurity removal are sequentially conveyed into the conveying boxes in the corresponding isolation cavities through the feed inlets, the corresponding isolation cylinders and the blanking cylinders are matched for starting, the blanking cylinders on one side drive the conveying boxes to descend to convey the materials into the cavity on one side in the smelting barrel, when the copper on one side is smelted and discharged, the conveying boxes in the isolation cavities on the other side are in a vacuum state to convey the materials into the cavity on the other side in the smelting barrel, the two conveying boxes alternately convey the materials into the smelting barrel, the filling time is shorter in the subsequent smelting process, the filling is not required to be carried out after all copper water is discharged, and the subsequent casting efficiency is further improved;

meanwhile, after the copper material of the smelting barrel is smelted, the corresponding pushing cylinder pushes the blanking baffle to move so that the through hole is communicated with the blanking hole, molten copper after smelting is discharged from the bottom of the smelting barrel, the through hole and the blanking hole are fixed, the smelting furnace is not required to be poured, and the copper water discharging position is convenient to control.

2. The copper slag and copper water quick-separation device is characterized in that a steady-flow impurity removal assembly is arranged, when copper water on one side of a smelting barrel is completely discharged from the inside of a drainage groove, a lifting electric cylinder drives a filtering frame, a vibrating electric cylinder and a pore plate to synchronously lift, when the top surface of the pore plate is flush with the bottom surface of a slag discharge port, the lifting electric cylinder pauses to operate, at the moment, the top surface of the pore plate is attached to the bottom of a slag scraping plate, the vibrating electric cylinder, the scraping electric cylinder and a conveying motor operate, the vibrating electric cylinder drives the pore plate to vibrate, copper slag and copper water can be quickly separated under the vibration action of the pore plate, the double filtering frame filters copper water, so that the quality of subsequent casting is improved, and under the blocking action of the filtering frame, the momentum of flowing copper water can be reduced, so that the copper water is more stable, and the copper water can be injected into a die more stably during subsequent casting, so that the casting quality is further improved;

Meanwhile, the electric scraping cylinder drives the scraping plate to move along the translation opening, the translation baffle is tightly attached to the top of the translation box, external air is prevented from entering the vacuum tube from the top of the translation box, under the connection effect of the vibration spring, the bottom of the scraping plate is attached to the top surface of the pore plate all the time, the scraping plate pushes copper slag to enter the transfer cylinder from the slag discharging opening and the slag inlet, the conveying motor drives the conveying auger to rotate, the conveying auger pushes the copper slag to be discharged from one end of the transfer cylinder, and the copper slag collecting device is placed at the bottom of one end of the transfer cylinder to collect the copper slag in a concentrated mode, so that the copper slag collecting device is convenient and fast to use.

In summary, in the smelting casting assembly, the lifting of the output end of the shaking cylinder is controlled to drive the smelting barrel to shake, so that the added auxiliary impurity removal material can be fully mixed with copper water, gas impurities and solid copper slag doped in the copper water can be discharged more completely, the solid copper slag in the generated impurities can be cleaned by the filtering frame in the steady flow impurity removal assembly, the gas impurities are pumped away by the vacuum air pump, and the two assemblies are matched with each other, so that the impurity removal procedure of the integral smelting furnace is more optimized, and the impurity removal effect is better.

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 a schematic perspective view of the present invention;

FIG. 2 is a schematic view of the construction of the smelting casting assembly of the present invention;

FIG. 3 is a cross-sectional view of a smelting barrel of the present invention;

FIG. 4 is an enlarged view of area A from FIG. 3 in accordance with the present invention;

FIG. 5 is a schematic view of the mounting structure of the sealing plate of the present invention;

FIG. 6 is a schematic view of the mounting structure of the transfer box of the present invention;

FIG. 7 is a schematic view of the mounting structure of the spacer of the present invention;

FIG. 8 is a schematic structural view of the steady flow impurity removal assembly of the present invention;

FIG. 9 is a schematic view of the mounting structure of the transfer drum of the present invention;

FIG. 10 is a schematic view of the mounting structure of the filter frame of the present invention;

FIG. 11 is a schematic illustration of the process steps of the present invention;

reference numerals in the drawings: 1. a base station;

2. smelting a casting assembly; 201. a moving base; 202. a mounting table; 203. a support column; 204. a U-shaped frame; 205. smelting barrel; 206. shaking the frame; 207. shaking the cylinder; 208. rotating the flat head; 209. a fixed screw; 210. a fixed ear; 211. a fixing screw; 212. a threaded hole; 213. a partition plate; 214. a conical groove; 215. a blanking hole; 216. an induction coil; 217. a carriage; 218. a sealing plate; 219. a through hole; 220. a connecting seat; 221. a return spring; 222. a pushing cylinder; 223. a feeding cylinder; 224. an isolation chamber; 225. a feed inlet; 226. sealing the door; 227. a side suction port; 228. a blanking cylinder; 229. a delivery box; 230. a bi-directional motor; 231. a wire winding roller; 232. a heat insulating shell; 233. a blanking baffle; 234. a pull rope; 235. a seal box; 236. a partition plate; 237. an isolation cylinder; 238. a mounting frame; 239. vacuum pumping port;

3. A steady flow impurity removing component; 301. drainage grooves; 302. a vacuum tube; 303. casting a tube; 304. a filter frame; 305. a water draining port; 306. a filter hole; 307. an orifice plate; 308. a movable opening; 309. lifting an electric cylinder; 310. a linkage frame; 311. vibrating the electric cylinder; 312. a following baffle; 313. a translation port; 314. translating the box; 315. scraping the electric cylinder; 316. a limit box; 317. a slag scraping plate; 318. a vibration spring; 319. translating the baffle; 320. a transfer drum; 321. a slag inlet; 322. conveying the auger; 323. a conveying motor; 324. a connecting rod; 325. and a slag discharging port.

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.

Examples: as shown in fig. 1-10, the invention provides a pure copper smelting furnace and a technical scheme for removing impurities of the pure copper smelting furnace, which comprises a base 1, wherein one side of the top of the base 1 is provided with a smelting casting assembly 2, and the smelting casting assembly 2 comprises a moving base 201, an installation table 202, a supporting column 203, a U-shaped frame 204, a smelting barrel 205, a swinging frame 206, a swinging cylinder 207, a rotating flat head 208, a fixing screw 209, a fixing lug 210, a fixing screw 211, a threaded hole 212, a division plate 213, a conical groove 214, a blanking hole 215, an induction coil 216, a sliding frame 217, a sealing plate 218, a through hole 219, a connecting seat 220, a homing spring 221, a pushing cylinder 222, a feeding cylinder 223, an isolation cavity 224, a feeding port 225, a sealing door 226, a side suction port 227, a blanking cylinder 228, a conveying box 229, a bidirectional motor 230, a winding roller 231, a heat insulation shell 232, a blanking baffle 233, a pull rope 234, a sealing box 235, a separation plate 236, a separation cylinder 237, a mounting frame 238 and a vacuum suction port 239;

A movable base 201 is arranged on one side of the top of the base 1, an installation table 202 is installed on the top of the movable base 201, the bottom end of one side of the installation table 202 is fixedly installed on the top of the base 1, supporting columns 203 are installed on two sides of the bottom of the inner side of the movable base 201, a U-shaped frame 204 is rotatably connected between the tops of the two supporting columns 203, a smelting barrel 205 is installed in the middle of the U-shaped frame 204, a separation plate 213 is arranged in the middle of the interior of the smelting barrel 205, conical grooves 214 are formed on two sides of the bottom of the inner side of the smelting barrel 205, blanking holes 215 are formed in the bottom of the conical grooves 214 in a penetrating mode, and induction coils 216 are installed on the bottom of the U-shaped frame 204 corresponding to the outer side of the smelting barrel 205;

a shaking frame 206 is installed at one end of the U-shaped frame 204, shaking cylinders 207 are installed at two sides of the inner bottom of the mobile base 201, the output ends of the shaking cylinders 207 are connected with rotating flat heads 208, the rotating flat heads 208 are connected with the two ends of the bottom of the shaking frame 206 in a rotating mode, under the connection effect of the shaking frame 206, the smelting barrel 205 can be driven to shake by controlling the lifting of the output ends of the shaking cylinders 207, auxiliary materials added with impurities can be fully mixed with molten copper, and the impurity removing effect is improved;

the fixing screw 209 is uniformly arranged at the top of the U-shaped frame 204, the fixing lug 210 is fixed at the outer side of the fixing screw 209 through a nut, the threaded hole 212 is formed in the top of the smelting barrel 205, the fixing screw 211 is connected inside the threaded hole 212, the top end of the fixing lug 210 is sleeved outside the fixing screw 211 and connected with the smelting barrel 205, the smelting barrel 205 can be stably fixed on the U-shaped frame 204 by the fixing screw 209, the fixing lug 210 and the fixing screw 211, and in addition, when the subsequent smelting barrel 205 is maintained, the disassembly and the assembly of the smelting barrel 205 are convenient;

A sliding frame 217 is arranged at the bottom of the outer side of the smelting barrel 205, sealing plates 218 are slidably arranged at two ends of the inner part of the sliding frame 217, through holes 219 are formed in one end of the sealing plates 218 in a penetrating manner, connecting seats 220 are arranged at two sides of the sliding frame 217, return springs 221 are connected between the other two sides of the sliding frame 217 and the adjacent connecting seats 220, and pushing cylinders 222 are arranged at two sides of the movable base 201;

when the output end of the pushing cylinder 222 and the side end of the adjacent sealing plate 218 are positioned at the same horizontal plane, and copper water in the smelting barrel 205 is to be discharged, the pushing cylinder 222 is controlled to push the corresponding sealing plate 218 to move in the sliding frame 217, so that the through hole 219 is aligned with the blanking hole 215;

the diameter of the through hole 219 is larger than that of the blanking hole 215, when the through hole 219 moves to the bottom of the blanking hole 215, molten copper in the smelting barrel 205 can fall through the blanking hole 215 and the through hole 219, the top surface of the sealing plate 218 is tightly attached to the bottom surface of the outer side of the smelting barrel 205, and the molten copper in the smelting barrel 205 is prevented from overflowing from a gap between the sealing plate 218 and the bottom surface of the outer side of the smelting barrel 205;

the top of the mounting table 202 is provided with a feeding cylinder 223, two sides of the inside of the feeding cylinder 223 are provided with isolation cavities 224, two sides of the top of the feeding cylinder 223 are provided with blanking cylinders 228, the output ends of the two blanking cylinders 228 penetrate through the tops of the two isolation cavities 224 respectively and are connected with a mounting frame 238, the bottom of the mounting frame 238 is connected with a conveying box 229, a bidirectional motor 230 is mounted in the middle of the top of the mounting frame 238, a heat insulation shell 232 is mounted outside the bidirectional motor 230, the output end of the bidirectional motor 230 penetrates through two ends of the heat insulation shell 232 and is connected with winding rollers 231, pull ropes 234 are wound on the outer sides of the winding rollers 231, the bottom of the conveying box 229 is hinged with a blanking baffle 233, and the tops of two sides of the blanking baffle 233 are connected with movable ends of adjacent pull ropes 234;

The two sides of the top of the feeding cylinder 223 are provided with feed inlets 225, the two sides of the outside of the feeding cylinder 223 are hinged with sealing doors 226 corresponding to the positions of the feed inlets 225, the two sides of the feeding cylinder 223 are provided with side suction openings 227, the bottoms of the two isolation cavities 224 are provided with sealing boxes 235, the inside of each sealing box 235 is slidably provided with an isolation plate 236, the two sides of the top of the installation table 202 are provided with isolation cylinders 237, the output ends of the isolation cylinders 237 are connected with one ends of the adjacent isolation plates 236, and one side of the installation table 202 is provided with a vacuum suction opening 239;

the material can be sent into the conveying box 229 through the feeding hole 225, after the material is sent into the conveying box 229, the sealing door 226 is closed, the side pumping hole 227 is connected with the pumping end of the external vacuum air pump, the sealing door 226 and the isolation plate 236 seal the corresponding isolation cavity 224, and the external vacuum air pump can pump the air in the corresponding isolation cavity 224, so that the corresponding isolation cavity 224 is in a vacuum state;

the outer side of the isolation plate 236 is tightly attached to the inner side of the sealing box 235, so that external air is prevented from entering the isolation cavity 224 from a gap between the outer side of the isolation plate 236 and the inner side of the sealing box 235, the air tightness of the isolation cavity 224 is ensured, the bottoms of the isolation cavities 224 are respectively aligned with the tops of two sides of the interior of the smelting barrel 205, when materials are conveyed, the isolation plate 236 corresponding to the bottoms of the isolation cavities 224 is removed, the isolation cavities 224 are communicated with the interior of the mounting table 202, and a conveying box 229 corresponding to the interiors of the isolation cavities 224 can enter the cavity on one side of the interior of the smelting barrel 205 through the bottoms of the corresponding isolation cavities 224;

The input ends of the induction coil 216 and the bidirectional motor 230 are electrically connected with the output end of an external controller, the input end of the external controller is connected with the output end of an external power supply, and corresponding electric elements are controlled by the external controller, so that the operation is more convenient;

a steady flow impurity removing component 3 is arranged on one side of the mounting table 202, and the steady flow impurity removing component 3 comprises a drainage groove 301, a vacuum pipe 302, a casting pipe 303, a filtering frame 304, a draining port 305, a filtering hole 306, a pore plate 307, a movable port 308, a lifting electric cylinder 309, a linkage frame 310, a vibrating electric cylinder 311, a following baffle 312, a translation port 313, a translation box 314, a scraping electric cylinder 315, a limit box 316, a slag scraping plate 317, a vibrating spring 318, a translation baffle 319, a transfer cylinder 320, a slag inlet 321, a conveying auger 322, a conveying motor 323, a connecting rod 324 and a slag discharging port 325;

the bottom of the inner side of the installation table 202 is provided with a drainage groove 301, one end of the drainage groove 301 is positioned at the bottoms of the two blanking holes 215, the other end of the drainage groove 301 penetrates through one side of the installation table 202, a vacuum tube 302 is sleeved outside the drainage groove 301 positioned outside the installation table 202, one end of the bottom of the drainage groove 301 is provided with a hole and connected with a casting tube 303, and the bottom of the casting tube 303 penetrates through the bottom surface of the vacuum tube 302;

the drainage tank 301 is internally provided with a filtering frame 304, the bottom of the filtering frame 304 is provided with drainage ports 305 in a penetrating way, both sides of the filtering frame 304 are evenly provided with filtering holes 306, the bottom of the inner side of the filtering frame 304 is provided with a pore plate 307, one side of a vacuum tube 302 is provided with a movable port 308, one ends of the filtering frame 304 and the pore plate 307 are respectively connected with a connecting rod 324, the connecting rod 324 penetrates through the inside of the movable port 308, one side of the top of the base 1 is provided with a lifting electric cylinder 309, the output end of the lifting electric cylinder 309 is connected with the bottom end of the connecting rod 324 on the adjacent filtering frame 304, the output end of the lifting electric cylinder 309 is connected with a linkage frame 310, the top end of the linkage frame 310 is provided with a vibrating electric cylinder 311, and the output end of the vibrating electric cylinder 311 is connected with the bottom end of the connecting rod 324 on the adjacent pore plate 307;

The outside of the connecting rod 324 is connected with the following baffle plate 312, one side of the following baffle plate 312 is attached to the outside of the adjacent movable port 308, the cross section of the following baffle plate 312 is larger than that of the movable port 308, and when the connecting rod 324 moves in the corresponding movable port 308, the following baffle plate 312 can shield the movable port 308 in real time, so that the vacuum tube 302 is isolated from the outside air, and the tightness of the vacuum tube 302 is ensured;

the top of the vacuum tube 302 is provided with a translation opening 313 corresponding to the top of the filter frame 304, the top of the translation opening 313 is provided with a translation box 314, one side of the top of the base 1 is provided with a scraping electric cylinder 315, the output end of the scraping electric cylinder 315 is connected with a limit box 316, the bottom of the inner side of the limit box 316 is slidably provided with a slag scraping plate 317, a vibration spring 318 is connected between the top of the slag scraping plate 317 and the top of the inner side of the adjacent limit box 316, the bottom of the slag scraping plate 317 sequentially penetrates through the translation box 314 and the translation opening 313 to enter the vacuum tube 302, the outer side of the slag scraping plate 317 is connected with a translation baffle 319, the bottom surface of the translation baffle 319 is attached to the top surface of the outer side of the translation box 314, and the top of one side of the drainage groove 301 is provided with a slag discharge opening 325;

a transfer cylinder 320 is arranged at one side outside the drainage groove 301 and positioned in the vacuum tube 302, a slag inlet 321 is formed in the top of the transfer cylinder 320, the top of the slag inlet 321 is connected with the discharge end of a slag outlet 325, a conveying auger 322 is rotatably arranged in the transfer cylinder 320, a conveying motor 323 is arranged at one end of the top of the base station 1, the output end of the conveying motor 323 is connected with one end of the conveying auger 322, and the input ends of a lifting electric cylinder 309, a vibrating electric cylinder 311, a scraping electric cylinder 315 and the conveying motor 323 are connected with an external control output end;

Strike off electronic jar 315 and can promote to scrape the slag plate 317 and remove, push the copper slag on the orifice plate 307 to transfer the section of thick bamboo 320 inside, place the device of collecting copper slag in transfer section of thick bamboo 320 one end bottom, drive the transportation auger 322 rotation through the conveyor motor 323, can concentrate the transfer with the copper slag under the promotion of transportation auger 322.

As shown in fig. 11, a pure copper smelting furnace impurity removal process comprises the following steps:

s1, a material feeding procedure, namely opening a sealing door 226 at one side of a feeding cylinder 223, sequentially conveying copper to be smelted and auxiliary materials required for impurity removal into a conveying box 229 in an isolation cavity 224 at the side through a feeding hole 225, closing the sealing door 226, driving an isolation plate 236 to move by an isolation cylinder 237, starting a blanking cylinder 228 corresponding to the side, driving the conveying box 229 to descend by the blanking cylinder 228, starting a bidirectional motor 230 at the side, separating a blanking baffle 233 from the bottom of the conveying box 229, and enabling copper materials to be smelted in the conveying box 229 to fall into a cavity at one side in the smelting cylinder 205;

s2, maintaining a vacuum process, wherein a side suction port 227 and a vacuum suction port 239 are connected with an external vacuum air pump suction end, and starting an external vacuum air pump to suck air in the mounting table 202, the movable base 201 and the vacuum tube 302, so that a high vacuum environment in the furnace is ensured;

S3, in the smelting impurity removal process, the induction coil 216 is electrified to enable copper materials in the smelting barrel 205 to be changed from solid to liquid, the shaking cylinder 207 is started, and under the connection effect of the shaking frame 206, the smelting barrel 205 is driven to shake by controlling the lifting of the output end of the shaking cylinder 207, so that the impurity removal effect is further improved;

s4, a copper water discharging procedure, when copper materials in the smelting barrel 205 are smelted, the swinging cylinder 207 pauses to operate, the smelting barrel 205 is restored, the pushing cylinder 222 operates, the pushing cylinder 222 pushes the sealing plate 218 on one side to move in the sliding frame 217, and the through hole 219 in the sealing plate 218 is aligned with the blanking hole 215;

s5, drainage and impurity removal processes, when copper water on one side of the smelting barrel 205 is completely discharged from the inside of the drainage groove 301, the lifting electric cylinder 309 drives the filter frame 304, the vibrating electric cylinder 311 and the pore plate 307 to synchronously lift, when the top surface of the pore plate 307 is flush with the bottom surface of the slag discharge port 325, the lifting electric cylinder 309 stops running, the vibrating electric cylinder 311, the scraping electric cylinder 315 and the conveying motor 323 run, the vibrating electric cylinder 311 drives the pore plate 307 to vibrate, meanwhile, the scraping electric cylinder 315 drives the slag scraping plate 317 to move along the translation port 313, the slag scraping plate 317 pushes copper slag to enter the transfer barrel 320 from the slag discharge port 325 and the slag inlet 321, the conveying motor 323 is started, and the conveying auger 322 pushes copper slag to be discharged from one end of the transfer barrel 320.

The working principle and the using flow of the invention are as follows: when the smelting furnace is used, the sealing door 226 at one side of the feeding cylinder 223 is opened, copper to be smelted and auxiliary materials required for impurity removal are sequentially conveyed into the conveying box 229 in the isolation cavity 224 at the side through the feeding port 225, after conveying is completed, the sealing door 226 is closed, the isolation cylinder 237 drives the isolation plate 236 to move in the sealing box 235, and the isolation cavity 224 at the side is communicated with the installation table 202 and the moving base 201;

the blanking cylinder 228 corresponding to the side is started, the blanking cylinder 228 drives the conveying box 229 to descend, the conveying box 229 is lowered into a cavity on one side in the smelting barrel 205, after the conveying box 229 descends into a cavity on the other side in the smelting barrel 205, the bidirectional motor 230 on the side is started, the bidirectional motor 230 drives the winding roller 231 to rotate, the pull rope 234 is a steel wire rope, the rotation of the winding roller 231 enables the blanking baffle 233 to be separated from the bottom of the conveying box 229, copper materials to be smelted in the conveying box 229 fall into the cavity on one side in the smelting barrel 205 under the separation of the separation plate 213, the blanking cylinder 228 drives the conveying box 229 to ascend, the materials fall into the smelting barrel 205, then the bidirectional motor 230 drives the winding roller 231 to rotate, the winding roller 231 winds the pull rope 234, the blanking baffle 233 is attached to the bottom of the conveying box 229 again, when the top of the conveying box 229 is flush with the bottom of the feed inlet 225, and meanwhile, the side isolation cylinder 237 drives the isolation plate 236 to return to the original position, and separates the isolation cavity 224 from the mounting table 202 and the movable base 201;

The side suction port 227 and the vacuum suction port 239 are connected with the suction end of an external vacuum air pump, the external vacuum air pump is started to suck air in the mounting table 202, the movable base 201 and the vacuum tube 302, the vacuum pump continuously works to ensure a high vacuum environment in the furnace, and the gas in the furnace is discharged through the suction effect of the vacuum pump, so that the gas and impurities contained in the gas in copper materials are discharged, and meanwhile, the contact between the metal materials and oxygen, water vapor and the like can be effectively reduced in the high vacuum environment, so that the content of the impurities is reduced;

the induction coil 216 is electrified to change copper materials in the smelting barrel 205 from solid to liquid, meanwhile, the shaking cylinder 207 is started, under the connection effect of the shaking frame 206, the smelting barrel 205 can be driven to shake by controlling the lifting of the output end of the shaking cylinder 207, so that auxiliary materials added with impurities can be fully mixed with copper water, generated copper slag can quickly float on the copper water surface, and the impurity removal effect is further improved;

at the same time, the other side sealing door 226 is opened, the materials to be smelted are conveyed into the other side conveying box 229, at the moment, the side separating plate 236 is in a closed state, after the addition is completed, the side sealing door 226 is closed, and the air in the side separating cavity 224 is pumped away by the external vacuum air pump to wait for conveying the materials;

When the copper smelting in the smelting barrel 205 is completed, the swinging cylinder 207 pauses to enable the smelting barrel 205 to be normalized, the pushing cylinder 222 on one side is controlled to operate, the pushing cylinder 222 pushes the sealing plate 218 on one side to move in the sliding frame 217, the through hole 219 on the sealing plate 218 is aligned with the blanking hole 215, the smelted copper water on the side falls down from the blanking hole 215 through the through hole 219, the fallen copper water firstly passes through the hole plate 307 to be primarily filtered, and then falls into the drainage groove 301 along the drainage hole 305;

at this time, the filter frame 304 is located at the bottom of the inner side of the drainage groove 301, the filter frame 304, the pore plate 307, the slag scraping plate 317, the transfer cylinder 320 and the conveying auger 322 are all made of heat-resistant industrial ceramic materials, when copper water flows in the drainage groove 301, copper slag on the copper water meter layer is blocked by the filter frame 304, the copper water continues to flow through the filter holes 306, and finally is discharged from the casting pipe 303, a control valve is installed on one side of the casting pipe 303, and after the copper water is discharged from the drainage groove 301, the casting pipe 303 is closed by the control valve to prevent external air from entering the vacuum pipe 302, and only a casting mold is installed at the bottom of the casting pipe 303 to wait for casting;

after the copper water on one side of the interior of the smelting barrel 205 is discharged, the blanking baffle 233 at the bottom of the isolation cavity 224 on the other side is removed, the blanking cylinder 228 on the other side drives the conveying box 229 to descend, materials are conveyed into the cavity on the other side of the smelting barrel 205, after conveying is completed, the blanking cylinder 228 lifts the conveying box 229 back to the original position, the isolation plate 236 is driven to be closed by the isolation cylinder 237 on the side, and the induction coil 216 synchronously smelts the materials conveyed on the other side while copper water on the other side is discharged;

Each time the conveying boxes 229 on the two sides of the isolation cavity 224 return to the original position, the corresponding sealing doors 226 are opened to fill materials into the conveying boxes 229, the corresponding sealing doors 226 are closed after the materials are filled, air in the corresponding isolation cavity 224 is pumped away, and the materials are conveyed next time;

meanwhile, after the copper water on one side of the smelting barrel 205 is completely discharged from the inside of the drainage groove 301, the lifting electric cylinder 309 drives the filter frame 304 to ascend, under the connection effect of the linkage frame 310, the filter frame 304 synchronously drives the vibration electric cylinder 311 and the orifice plate 307 to ascend, the connecting rod 324 ascends along the movable opening 308, the movable opening 308 is shielded and sealed by the following baffle 312, external air is prevented from entering the furnace, when the top surface of the orifice plate 307 is flush with the bottom surface of the slag discharging opening 325, the lifting electric cylinder 309 pauses to operate, at the moment, the top surface of the orifice plate 307 is attached to the bottom of the slag scraping plate 317, at the moment, the vibration electric cylinder 311, the scraping electric cylinder 315 and the conveying motor 323 operate, the vibration electric cylinder 311 drives the orifice plate 307 to vibrate, and copper slag and copper water are rapidly separated under the vibration effect of the orifice plate 307;

meanwhile, the scraping electric cylinder 315 drives the scraping plate 317 to move along the translation opening 313, the translation baffle 319 is tightly attached to the top of the translation box 314, external air is prevented from entering the vacuum tube 302 from the top of the translation box 314, under the connection effect of the vibration spring 318, the bottom of the scraping plate 317 is attached to the top surface of the pore plate 307 at any time, the scraping plate 317 pushes copper slag to enter the transfer cylinder 320 from the slag outlet 325 and the slag inlet 321, the conveying motor 323 drives the conveying auger 322 to rotate, the conveying auger 322 pushes copper slag to be discharged from one end of the transfer cylinder 320, and a copper slag collecting device is placed at the bottom of one end of the transfer cylinder 320 to collect copper slag in a concentrated manner, so that the copper slag collecting device is convenient and rapid to use;

After all copper materials are smelted, the movable base 201 is moved to be separated from the mounting table 202, so that the smelting barrel 205 is exposed, the nuts and the fixing screws 211 are loosened, the fixing lugs 210 are removed, the smelting barrel 205 is separated from the U-shaped frame 204, and maintenance and cleaning of the smelting barrel 205 are facilitated.

Finally, it should be noted that: the foregoing is merely a preferred example 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 (10)

1. The pure copper smelting furnace comprises a base station (1), and is characterized in that a smelting casting assembly (2) is arranged on one side of the top of the base station (1), and the smelting casting assembly (2) comprises a movable base (201);

the novel smelting device comprises a base (1), wherein a movable base (201) is arranged on one side of the top of the base (1), an installation table (202) is arranged on the top of the movable base (201), the bottom end of one side of the installation table (202) is fixedly arranged on the top of the base (1), supporting columns (203) are arranged on two sides of the bottom of the inner side of the movable base (201), a U-shaped frame (204) is rotatably connected between the tops of the two supporting columns (203), a smelting barrel (205) is arranged in the middle of the U-shaped frame (204), a partition plate (213) is arranged in the middle of the interior of the smelting barrel (205), conical grooves (214) are formed in two sides of the bottom of the inner side of the smelting barrel (205), blanking holes (215) are formed in the bottom of the conical grooves (214) in a penetrating mode, and induction coils (216) are arranged on the outer side of the bottom of the U-shaped frame (204) corresponding to the smelting barrel (205);

A sliding frame (217) is arranged at the bottom of the outer side of the smelting barrel (205), sealing plates (218) are slidably arranged at two ends of the inner part of the sliding frame (217), through holes (219) are formed in one end of each sealing plate (218) in a penetrating mode, connecting seats (220) are arranged on two sides of the sliding frame (217), a homing spring (221) is connected between the other two sides of the sliding frame (217) and the adjacent connecting seats (220), and pushing cylinders (222) are arranged on two sides of each movable base (201);

the utility model discloses a feeding device, including mounting table (202), feeding tube (223) inside both sides are provided with isolation chamber (224), feeding tube (223) top both sides are provided with unloading jar (228), two unloading jar (228) output is connected with mounting bracket (238) through two isolation chamber (224) tops respectively, mounting bracket (238) bottom is connected with transfer box (229), install bi-directional motor (230) in the middle of mounting bracket (238) top, insulating housing (232) are installed in the outside of bi-directional motor (230), bi-directional motor (230) output is connected with wire winding roller (231) through insulating housing (232) both ends, wire winding roller (231) outside winding has stay cord (234), transfer box (229) bottom articulates there is unloading baffle (233), unloading baffle (233) both sides top is connected with adjacent stay cord (234) expansion end.

2. The pure copper smelting furnace according to claim 1, wherein a shaking frame (206) is installed at one end of the U-shaped frame (204), shaking cylinders (207) are installed at two sides of the bottom of the inner side of the moving base (201), the output end of each shaking cylinder (207) is connected with a rotary flat head (208), and the rotary flat heads (208) are rotatably connected with two ends of the bottom of the shaking frame (206).

3. The pure copper smelting furnace according to claim 1, wherein fixing screws (209) are uniformly arranged at the tops of the U-shaped frames (204), fixing lugs (210) are fixed on the outer sides of the fixing screws (209) through nuts, threaded holes (212) are formed in the tops of the smelting barrels (205), fixing screws (211) are connected to the inner parts of the threaded holes (212), and the tops of the fixing lugs (210) are sleeved on the outer sides of the fixing screws (211) and connected with the smelting barrels (205).

4. The pure copper smelting furnace according to claim 1, wherein the diameter of the through hole (219) is larger than that of the blanking hole (215), the top surface of the sealing plate (218) is tightly attached to the bottom surface of the outer side of the smelting barrel (205), and the output end of the pushing cylinder (222) and the side end of the adjacent sealing plate (218) are positioned on the same horizontal plane.

5. The pure copper smelting furnace according to claim 1, wherein the feed inlets (225) are formed in two sides of the top of the feed cylinder (223), sealing doors (226) are hinged to positions, corresponding to the feed inlets (225), of two sides of the outside of the feed cylinder (223), side-pumping openings (227) are formed in two sides of the feed cylinder (223), sealing boxes (235) are mounted at the bottoms of the two isolation cavities (224), isolation plates (236) are slidably mounted in the sealing boxes (235), isolation cylinders (237) are mounted on two sides of the top of the mounting table (202), the output ends of the isolation cylinders (237) are connected with one ends of the adjacent isolation plates (236), and vacuum pumping openings (239) are formed in one side of the mounting table (202).

6. The pure copper smelting furnace according to claim 5, wherein the outer side of the isolation plate (236) is tightly attached to the inner side of the sealing box (235), and the bottoms of the isolation cavities (224) are respectively aligned with the tops of two sides of the interior of the smelting barrel (205);

the induction coil (216) and the bidirectional motor (230) are electrically connected with the output end of an external controller, and the input end of the external controller is connected with the output end of an external power supply.

7. The pure copper smelting furnace according to claim 5, wherein a steady flow impurity removing component (3) is arranged on one side of the installation table (202), and the steady flow impurity removing component (3) comprises a drainage groove (301);

the bottom of the inner side of the installation table (202) is provided with drainage grooves (301), one end of each drainage groove (301) is positioned at the bottoms of the two blanking holes (215), the other end of each drainage groove penetrates through one side of the installation table (202), a vacuum tube (302) is sleeved outside each drainage groove (301) positioned outside the installation table (202), one end of each drainage groove (301) is provided with a hole and connected with a casting tube (303), and the bottom of each casting tube (303) penetrates through the bottom surface of each vacuum tube (302);

the drainage tank is characterized in that a filter frame (304) is arranged inside the drainage tank (301), a drainage port (305) is formed in the bottom of the filter frame (304) in a penetrating mode, filter holes (306) are uniformly formed in two sides of the filter frame (304), an orifice plate (307) is arranged at the bottom of the inner side of the filter frame (304), a movable opening (308) is formed in one side of the vacuum tube (302), connecting rods (324) are respectively connected with one end of the orifice plate (307), the connecting rods (324) penetrate through the inside of the movable opening (308), a lifting electric cylinder (309) is arranged on one side of the top of the base station (1), the output end of the lifting electric cylinder (309) is connected with the bottom end of the connecting rod (324) on the adjacent filter frame (304), a linkage frame (310) is connected with the output end of the lifting electric cylinder (309), a vibrating electric cylinder (311) is arranged at the top end of the linkage frame (310), and the output end of the vibrating electric cylinder (311) is connected with the bottom end of the connecting rod (324) on the adjacent orifice plate (307).

Translation mouth (313) has been seted up at vacuum tube (302) top corresponding filter frame (304) top, translation box (314) are installed at translation mouth (313) top, strike off electronic jar (315) are installed to base station (1) top one side, strike off electronic jar (315) output and be connected with spacing box (316), spacing box (316) inboard bottom slidable mounting has and scrapes slag plate (317), be connected with vibrating spring (318) between scraping slag plate (317) top and adjacent spacing box (316) inboard top, it runs through translation box (314), translation mouth (313) in proper order to scrape slag plate (317) bottom and gets into inside vacuum tube (302), it is connected with translation baffle (319) to scrape slag plate (317) outside, translation baffle (319) bottom surface laminating is in translation box (314) outside top surface, row's slag notch (325) have been seted up at drainage groove (301) one side top.

8. The pure copper smelting furnace according to claim 7, wherein a following baffle plate (312) is connected to the outer side of the connecting rod (324), one side of the following baffle plate (312) is attached to the outer side of the adjacent movable port (308), and the cross section of the following baffle plate (312) is larger than that of the movable port (308).

9. The pure copper smelting furnace according to claim 7, wherein a transfer cylinder (320) is arranged at one side outside the drainage groove (301) and positioned in the vacuum tube (302), a slag inlet (321) is formed in the top of the transfer cylinder (320), the top of the slag inlet (321) is connected with the discharge end of the slag outlet (325), a conveying auger (322) is rotatably arranged in the transfer cylinder (320), a conveying motor (323) is arranged at one end of the top of the base station (1), and the output end of the conveying motor (323) is connected with one end of the conveying auger (322);

the input ends of the lifting electric cylinder (309), the vibrating electric cylinder (311), the scraping electric cylinder (315) and the conveying motor (323) are connected with an external control output end.

10. A process for purifying a copper smelting furnace, characterized in that the purifying operation is performed by using a copper smelting furnace according to claim 9, comprising the steps of:

s1, a material feeding procedure, namely opening a sealing door (226) at one side of a feeding cylinder (223), sequentially conveying copper to be smelted and auxiliary materials required for impurity removal into a conveying box (229) in an isolation cavity (224) at the side through a feeding hole (225), closing the sealing door (226), driving an isolation plate (236) to move by the isolation cylinder (237), starting a corresponding blanking cylinder (228) at the side, driving the conveying box (229) to descend by the blanking cylinder (228), starting a bidirectional motor (230) at the side, separating a blanking baffle (233) from the bottom of the conveying box (229), and enabling copper materials to be smelted in the conveying box (229) to fall into a cavity at one side in the smelting cylinder (205);

S2, maintaining a vacuum process, wherein a side suction port (227) and a vacuum suction port (239) are connected with an external vacuum air pump suction end, and an external vacuum air pump is started to suck air in the mounting table (202), the movable base (201) and the vacuum tube (302) to ensure a high-vacuum environment in the furnace;

s3, in the smelting impurity removal process, the induction coil (216) is electrified to enable copper materials in the smelting barrel (205) to be changed from solid to liquid, the shaking cylinder (207) is started, and under the connection effect of the shaking frame (206), the smelting barrel (205) is driven to shake by controlling the lifting of the output end of the shaking cylinder (207), so that the impurity removal effect is further improved;

s4, after copper materials in the smelting barrel (205) are smelted, the swinging cylinder (207) pauses to operate, the smelting barrel (205) is stabilized, the pushing cylinder (222) operates, and the pushing cylinder (222) pushes a sealing plate (218) on one side to move in the sliding frame (217), so that a through hole (219) in the sealing plate (218) is aligned with the blanking hole (215);

s5, drainage impurity removal procedure, after the copper water on one side of the smelting barrel (205) is completely discharged from the inside of the drainage groove (301), the lifting electric cylinder (309) drives the filtering frame (304), the vibration electric cylinder (311) and the pore plate (307) to synchronously lift, when the top surface of the pore plate (307) is flush with the bottom surface of the slag discharge port (325), the lifting electric cylinder (309) pauses to operate, the vibration electric cylinder (311), the scraping electric cylinder (315) and the conveying motor (323) operate, the vibration electric cylinder (311) drives the pore plate (307) to vibrate, meanwhile, the scraping electric cylinder (315) drives the slag scraping plate (317) to move along the translation port (313), the slag scraping plate (317) pushes copper slag to enter the inside of the transfer barrel (320) from the slag discharge port (325) and the slag inlet (321), the conveying motor (323) is started, and the conveying auger (322) pushes copper slag to be discharged from one end of the transfer barrel (320).