CN113547115A - Efficient energy-saving casting automatic production line and process thereof - Google Patents

Abstract

The invention relates to the field of casting, in particular to an efficient energy-saving casting automatic production line and a process thereof. The technical problem to be solved by the invention is to provide an automatic production line capable of working circularly, which reduces manual operation, greatly improves production efficiency, can treat and recycle a sand mould after casting, consumes less resources and greatly reduces production cost. An efficient energy-saving automatic casting production line and a process thereof comprise a molding machine, a first conveying line, a turnover device, a box closing device, a second conveying line, a smelting furnace, a conveying track, a second moving track, a box disassembling device, a vibration shakeout machine, a belt conveying line and a used sand recovery device. The invention achieves the effects of automatic production line capable of working circularly, reducing manual operation, greatly improving production efficiency, treating and recycling the sand mould after casting, consuming less resources and greatly reducing production cost.

Description

Efficient energy-saving casting automatic production line and process thereof

Technical Field

The invention relates to the field of casting, in particular to an efficient energy-saving casting automatic production line and a process thereof.

Background

Casting is a metal hot working process which is mastered earlier by human beings, and has a history of about 6000 years, wherein casting refers to a processing mode of melting solid metal into liquid state, pouring the liquid state into a casting mold with a specific shape, and solidifying and forming the liquid state, wherein the cast metal comprises copper, iron, aluminum, tin, lead and the like, and the common casting mold comprises raw sand, clay, water glass, resin and other auxiliary materials.

Traditional casting production line, the burnt sand, the mould assembling, the casting, divide the mould, the sand washing, sand removal etc. are independent separately, do not form a complete automation line, and, the molding process adopts manual operation in the casting production course of working, not only waste time and energy, and cooling rate is slow, foundry goods stability is poor, the process velocity is slow, the processing cost is high consequently need urgently to research and develop an automation line that can the cycle work, reduce manual operation, greatly improve production efficiency, the sand mould can handle the recycling after the casting is accomplished simultaneously, it is few to consume the resource, the energy-efficient casting automatic production line of the cost of production that has significantly reduced.

Disclosure of Invention

The invention aims to overcome the defects that the molding process adopts manual operation in the casting production process, time and labor are wasted, the cooling speed is low, the quality stability of castings is poor, the processing speed is low, and the processing cost is high.

The invention is achieved by the following specific technical means:

an efficient energy-saving casting automatic production line and a process thereof comprise a molding machine, a first conveying line, a turnover device, a box closing device, a second conveying line, a smelting furnace, a conveying track, an automatic casting device, a first moving track, a ferry vehicle, a box pushing device, a cooling conveying line, a second moving track, a box disassembling device, a vibration shakeout machine, a belt conveying line and a used sand recovery device; the first conveying line is positioned at the front end of the molding machine and fixedly arranged on one side of the output end of the molding machine; the first conveying line is also provided with a turnover device, and the turnover device is fixedly arranged at the middle section of the first conveying line; the front end of the first conveying line is provided with a box closing device, and the box closing device is fixed at the tail end of the first conveying line through a bolt; the second conveying line is positioned in front of the box closing device and fixedly arranged on one side of the box closing device; the smelting furnace is positioned in front of the box closing device and fixedly installed on one side of the second conveying line, and a conveying track is arranged between the smelting furnace and the second conveying line; an automatic casting device is arranged on the conveying track and is arranged on the conveying track in a sliding mode; the first moving track is fixedly arranged at the front end of the second conveying line, and a ferry vehicle is arranged on the first moving track and is arranged on the first moving track in a sliding manner; the front end and the rear end of the second conveying line are fixedly provided with box pushing devices; the cooling conveying line is positioned on one side of the second conveying line and fixedly arranged behind the first moving track; the second moving track is positioned behind the cooling conveying line, and a ferry vehicle is also arranged on the second moving track; the front end and the rear end of the cooling conveying line are respectively provided with a box pushing device; the box disassembling device is positioned on one side of the second moving track and is fixedly connected with the second moving track, and a guide rail is arranged on the other side of the box disassembling device and is connected with the molding machine; and a vibration shakeout machine is fixedly arranged at the rear part of the unpacking device, and a belt conveyor line is arranged below the vibration shakeout machine and is connected with a used sand recovery device arranged on one side of the vibration shakeout machine.

Further, the used sand recovery device comprises a first bucket elevator, a hexagonal sieve, a boiling cooling bed, a second bucket elevator, a used sand storage warehouse, a vibration conveyor, a third bucket elevator, a used sand daily consumption bucket, an auxiliary material daily consumption bucket, a spiral conveyor, a quantitative bucket and a rotor sand mixer; the first bucket elevator is connected with the vibration shakeout machine through a belt conveyor line; the hexagonal screen is fixedly arranged on one side of the first bucket elevator, and a feeding port of the hexagonal screen is connected with a discharging port of the first bucket elevator; the boiling cooling bed is fixedly arranged below the hexagonal sieve, and a feeding port of the boiling cooling bed is connected with a discharging port of the hexagonal sieve; a second bucket elevator is arranged on one side of the boiling cooling bed, and the inlet of the second bucket elevator is connected with the discharge hole of the boiling cooling bed; a used sand storage warehouse is fixedly arranged on one side of the second bucket elevator, and a feeding port of the used sand storage warehouse is connected with a feeding port of the second bucket elevator; a vibration conveyor is fixedly arranged below the used sand storage warehouse; a third bucket elevator is fixedly arranged on one side of the used sand storage library; the third bucket elevator is connected with a discharge port of the used sand storage warehouse through a vibration conveyor; one side of the third bucket elevator is provided with a used sand daily consumption bucket and an auxiliary material daily consumption bucket, and the used sand daily consumption bucket is connected with a discharge port of the third bucket elevator; the spiral conveyor is fixedly arranged below the auxiliary material daily consumption hopper; and a rotor sand mixer is fixedly arranged below the used sand daily consumption hopper and the auxiliary material daily consumption hopper, and a quantitative hopper is fixedly arranged above the rotor sand mixer.

Furthermore, a molding sand hopper is arranged above the molding machine and is connected with a discharge port of the rotor sand mixer through a conveying belt.

Furthermore, dust removing devices are arranged on the hexagonal sieve and the boiling cooling bed.

Further, the cooling conveying lines are provided with two lines.

Further, the automatic casting device is provided with three devices.

Furthermore, a magnetic separation head wheel is arranged on the belt conveying line.

Further, the casting process flow of the high-efficiency energy-saving casting automatic production line comprises the following steps.

The method comprises the following steps: and extruding the molding sand in the box body by a molding machine to form an upper die and a lower die of the sand mold.

Step two: the lower die of the die is turned over by the turning device, so that the die cavity opening of the lower die is over.

Step three: and the upper die is arranged above the lower die through a die assembly device, so that the upper die and the lower die are combined into a complete die.

Step four: and automatically casting the molten iron into the sand mold through an automatic casting device.

Step five: and (4) cooling the sand mold with the cast molten iron while placing the sand mold, and cooling for-hours to solidify and form the molten iron.

Step six: and taking the cooled sand mold out of the box body through a box disassembling device, and conveying the box body to a molding machine for recycling.

Step seven: the workpiece is separated from the used sand by vibrating the shakeout machine.

Step eight: the workpiece is sent to a cleaning workshop after being subjected to mold external cooling.

Step nine: and conveying the used sand to a used sand recovery device through a belt conveying line to treat and recover the used sand.

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

the invention achieves the effects of automatic production line of circular work, reduction of manual operation, great improvement of production efficiency, treatment and recycling of the sand mould after casting, less resource consumption and great reduction of production cost.

Drawings

Fig. 1 is a schematic top view of the present invention.

Fig. 2 is a schematic front view of the used sand recovery device according to the present invention.

FIG. 3 is a schematic process flow diagram of the present invention.

Fig. 4 is a first partial structural diagram of the present invention.

Fig. 5 is a second partial structural diagram of the present invention.

The labels in the figures are: 1-molding machine, 2-first conveyor line, 3-turning device, 4-box-closing device, 5-second conveyor line, 6-smelting furnace, 7-conveying track, 8-automatic casting device, 9-first moving track, 10-ferry vehicle, 11-box-pushing device, 12-cooling conveyor line, 13-second moving track, 14-box-removing device, 15-vibration shakeout machine, 16-belt conveyor line, 17-old sand recovery device, 18-sand hopper, 171-first bucket elevator, 172-hexagonal sieve, 173-boiling cooling bed, 174-second bucket elevator, 175-old sand storage bank, 176-vibration conveyor, 177-third bucket elevator, 178-old sand daily consumption bucket, 179-auxiliary material daily consumption bucket, 1710-screw conveyer, 1711-quantitative hopper, 1712-rotor sand mixer and 1713-dust removing device.

Detailed Description

The invention is further described below with reference to the accompanying drawings:

examples

An efficient energy-saving casting automatic production line and a process thereof are shown in figures 1-5, and comprise a molding machine 1, a first conveying line 2, a turnover device 3, a box closing device 4, a second conveying line 5, a smelting furnace 6, a conveying track 7, an automatic casting device 8, a first moving track 9, a ferry vehicle 10, a box pushing device 11, a cooling conveying line 12, a second moving track 13, a box dismantling device 14, a vibration shakeout machine 15, a belt conveying line 16 and a used sand recovery device 17; the first conveying line 2 is positioned at the front end of the molding machine 1 and fixedly arranged on one side of the output end of the molding machine 1; the first conveying line 2 is also provided with a turnover device 3, and the turnover device 3 is fixedly arranged at the middle section of the first conveying line 2; the front end of the first conveying line 2 is provided with a box closing device 4, and the box closing device 4 is fixed at the tail end of the first conveying line 2 through bolts; the second conveying line 5 is positioned in front of the box closing device 4 and fixedly arranged on one side of the box closing device 4; the smelting furnace 6 is positioned in front of the box closing device 4 and fixedly installed on one side of the second conveying line 5, and a conveying track 7 is arranged between the smelting furnace 6 and the second conveying line 5; an automatic casting device 8 is arranged on the conveying track 7, and the automatic casting device 8 is slidably mounted on the conveying track 7; the first moving track 9 is fixedly arranged at the front end of the second conveying line 5, a ferry vehicle 10 is arranged on the first moving track 9, and the ferry vehicle 10 is slidably arranged on the first moving track 9; the front end and the rear end of the second conveying line 5 are fixedly provided with box pushing devices 11; the cooling conveying line 12 is positioned at one side of the second conveying line 5 and is fixedly arranged behind the first moving track 9; the second moving track 13 is positioned behind the cooling conveying line 12, and the ferry vehicle 10 is also arranged on the second moving track 13; the front end and the rear end of the cooling conveying line 12 are respectively provided with a box pushing device 11; the unpacking device 14 is positioned at one side of the second moving track 13 and is fixedly connected with the second moving track 13, and a guide rail is arranged at the other side of the unpacking device 14 and is connected with the molding machine 1; a vibration shakeout machine 15 is fixedly arranged behind the unpacking device 14, and a belt conveyor line 16 is arranged below the vibration shakeout machine 15 and is connected with a used sand recovery device 17 arranged on one side of the vibration shakeout.

The used sand recovery device 17 comprises a first bucket elevator 171, a hexagonal sieve 172, a boiling cooling bed 173, a second bucket elevator 174, a used sand storage 175, a vibration conveyor 176, a third bucket elevator 177, a used sand daily consumption bucket 178, an auxiliary material daily consumption bucket 179, a screw conveyor 1710, a quantitative bucket 1711 and a rotor sand mixer 1712; the first bucket elevator 171 is connected with the vibrating shakeout machine 15 through a belt conveyor line 16; the hexagonal sieve 172 is fixedly arranged on one side of the first bucket elevator 171, and a feeding port of the hexagonal sieve 172 is connected with a discharging port of the first bucket elevator 171; the boiling cooling bed 173 is fixedly arranged below the hexagonal sieve 172, and a feeding port of the boiling cooling bed 173 is connected with a discharging port of the hexagonal sieve 172; a second bucket elevator 174 is arranged on one side of the boiling cooling bed 173, and the inlet of the second bucket elevator 174 is connected with the discharge hole of the boiling cooling bed 173; a used sand storage warehouse 175 is fixedly arranged on one side of the second bucket elevator 174, and a feeding port of the used sand storage warehouse 175 is connected with a feeding port of the second bucket elevator 174; a vibrating conveyor 176 is fixedly arranged below the used sand storage 175; a third bucket elevator 177 is fixedly arranged on one side of the used sand storage 175; the third bucket elevator 177 is connected with the discharge port of the used sand storage 175 through a vibrating conveyor 176; a used sand daily consumption bucket 178 and an auxiliary material daily consumption bucket 179 are arranged on one side of the third bucket elevator 177, and the used sand daily consumption bucket 178 is connected with a discharge hole of the third bucket elevator 177; the screw conveyor 1710 is fixedly arranged below the auxiliary material daily consumption bucket 179; a rotor sand mixer 1712 is fixedly arranged below the used sand daily consumption hopper 178 and the auxiliary material daily consumption hopper 179, and a quantitative hopper 1711 is fixedly arranged above the rotor sand mixer 1712.

And a molding sand hopper 18 is arranged above the molding machine 1, and the molding sand hopper 18 is connected with a discharge hole of the rotor sand mixer 1712 through a conveying belt.

Dust removal devices 1713 are mounted on the hexagonal screen 172 and the boiling cooling bed 173.

The cooling conveying line 12 is provided with two lines.

The automatic casting device 8 is provided with three.

And a magnetic separation head wheel is arranged on the belt conveyor line 16.

The casting process flow of the high-efficiency energy-saving casting automatic production line comprises the following steps;

the method comprises the following steps: and (3) extruding the molding sand in the box body by a molding machine 1 to manufacture an upper die and a lower die of the sand mold.

Step two: the turnover device 3 turns over the lower die of the die to enable the die cavity opening of the lower die to be over.

Step three: the upper die is arranged above the lower die through the box closing device 4, so that the upper die and the lower die are combined into a complete die.

Step four: molten iron is automatically cast into the sand mold through the automatic casting device 8.

Step five: and (4) cooling the sand mold with the cast molten iron while placing the sand mold, and cooling for 2-3 hours to solidify and mold the molten iron.

Step six: the cooled sand molds are removed from the flask by the unpacking device 14 and the flask is transported to the molding machine 1 for recycling.

Step seven: the workpiece is separated from the used sand by vibrating the shakeout machine.

Step eight: the workpiece is sent to a cleaning workshop after being subjected to mold external cooling.

Step nine: the used sand is conveyed to a used sand recovery device 17 through a belt conveyor line 16, and the used sand is treated and recovered for use.

The working principle is as follows: the molding machine 1 extrudes molding sand in a box body to manufacture an upper die and a lower die of a sand mold through extrusion, the sand mold is placed on a first conveying line 2 after coming out of the molding machine 1, moves on the first conveying line 2 through an aluminum plate trolley and is orderly arranged on the first conveying line 2, after the sand mold is moved to a turnover device 3 at the middle section of the first conveying line 2, the turnover device 3 turns over the lower die of the mold to enable a cavity opening of the lower die to be over, then the upper die and the lower die of the sand mold are moved into a box closing device 4 through the first conveying line 2, the box closing device 4 installs the upper die above the lower die to enable the upper die and the lower die to be combined into a complete mold, then the sand mold is conveyed to a second conveying line 5 at one side by the box closing device 4, the sand mold is orderly arranged and moved on the second conveying line 5 to move to a designated area, and a plurality of sand molds are placed according to the production requirement, the automatic casting device 8 at one side of the second conveying line 5 injects molten iron into the sand mould to complete casting, the automatic casting device 8 can move to a smelting furnace 6 at the rear along the conveying track 7 to supplement the molten iron, the sand mould completing casting is pushed to the position above the ferry vehicle 10 arranged on the first moving track 9 by the box pushing device 11, the ferry vehicle 10 moves to one side on the first moving track 9 to move the sand mould to the front end of the cooling conveying line 12, then the box pushing device 11 pushes the sand mould onto the cooling conveying line 12, the sand mould intermittently moves forwards on the cooling conveying line 12, cooling is simultaneously carried out to enable the molten iron to be solidified and formed, when the sand mould completing casting is pushed to the cooling conveying line 12 by the box pushing device 11, a cooled sand mould at the other end of the cooling conveying line 12 is pushed to the second moving track 13, the ferry vehicle 10 on the second moving track 13 conveys the cooled sand mould to the box removing device 14, the unpacking device 14 takes the cooled sand mold out of the box body, and conveys the box body to the molding machine 1 for recycling, meanwhile, the dismounting device moves the sand mold to the vibration shakeout machine 15, and then moves the sand mold into the vibration shakeout machine, the vibration shakeout machine shakes and breaks the sand mold to separate the workpiece from the used sand, the workpiece is output from the rear of the vibration shakeout machine, the vibrated used sand falls on the belt conveyor line 16 below the vibration shakeout machine, the belt conveyor line 16 conveys the used sand into the first bucket elevator 171 of the used sand recovery device 17, the first bucket elevator 171 moves the used sand into the hexagonal sieve 172, the hexagonal sieve 172 crushes and sieves the used sand, the sieved used sand falls into the boiling cooling bed 173 below for cooling, the cold-treated used sand is conveyed into the middle vibration sand warehouse for temporary storage through the second bucket elevator 174, and then the used sand is secondarily sieved by the conveyor 176, and old sand is conveyed to an old sand daily consumption hopper 178 through a third bucket elevator 177, the old sand in the old sand daily consumption hopper 178 is quantitatively conveyed into a rotor sand mixer 1712 through a quantitative hopper 1711, an auxiliary material daily consumption hopper 179 is conveyed into the quantitative hopper 1711 through a screw conveyor 1710, the auxiliary material daily consumption hopper is quantitatively conveyed into the rotor sand mixer 1712 through the quantitative hopper 1711, the fed sand mixer is quantitatively added with water and mixed to form molding sand for molding, and finally the molding sand is conveyed to a molding sand hopper 18 above a molding machine 1 through a belt conveyor to form a circulating production line.

Wherein, a molding sand hopper 18 is arranged above the molding machine 1, and the molding sand hopper 18 is connected with a discharge hole of a rotor sand mixer 1712 through a conveyer belt; the used sand recovered and processed by the used sand recovery device 17 is transferred to the molding machine 1 to be recycled.

Wherein, dust removing devices 1713 are arranged on the hexagonal sieve 172 and the boiling cooling bed 173; the dust removing device 1713 is used for treating and discharging dust generated by the hexagonal sieve 172 and the boiling cooling bed 173, so that the effect of environmental protection and cleanness of a workshop is achieved.

Wherein, two cooling conveying lines 12 are provided; the two cooling conveying lines 12 work alternately, so that the placing distance of sand molds is shortened, and the whole floor space of the production line is reduced.

Wherein, automatic casting device 8 is equipped with threely, and automatic casting device 8 is circulation work in turn, is showing improvement production efficiency, promotes the whole efficiency of assembly line.

Wherein, the belt conveyor line 16 is provided with a magnetic separation head wheel; and (3) carrying out magnetic separation treatment on the recovered used sand, removing iron particles and iron powder in the used sand, and ensuring the reliability and strength of the sand mold grinding tool pressed by the used sand.

The control mode of the invention is automatically controlled by the controller, the control circuit of the controller can be realized by simple programming of a person skilled in the art, the supply of the power supply also belongs to the common knowledge in the field, and the invention is mainly used for protecting mechanical devices, so the control mode and the circuit connection are not explained in detail in the invention.

Although the present disclosure has been described in detail with reference to the exemplary embodiments, the present disclosure is not limited thereto, and it will be apparent to those skilled in the art that various modifications and changes can be made thereto without departing from the scope of the present disclosure.

Claims (8)

1. An efficient energy-saving casting automatic production line and a process thereof are characterized by comprising a molding machine (1), a first conveying line (2), a turnover device (3), a box closing device (4), a second conveying line (5), a smelting furnace (6), a conveying track (7), an automatic casting device (8), a first moving track (9), a ferry vehicle (10), a box pushing device (11), a cooling conveying line (12), a second moving track (13), a box disassembling device (14), a vibration shakeout machine (15), a belt conveying line (16) and a used sand recovery device (17); the first conveying line (2) is positioned at the front end of the molding machine (1) and fixedly arranged on one side of the output end of the molding machine (1); the first conveying line (2) is also provided with a turnover device (3), and the turnover device (3) is fixedly arranged at the middle section of the first conveying line (2); the front end of the first conveying line (2) is provided with a box closing device (4), and the box closing device (4) is fixed at the tail end of the first conveying line (2) through bolts; the second conveying line (5) is positioned in front of the box closing device (4) and fixedly arranged on one side of the box closing device (4); the smelting furnace (6) is positioned in front of the box closing device (4) and fixedly installed on one side of the second conveying line (5), and a conveying track (7) is arranged between the smelting furnace (6) and the second conveying line (5); an automatic casting device (8) is arranged on the conveying track (7), and the automatic casting device (8) is slidably mounted on the conveying track (7); the first moving track (9) is fixedly arranged at the front end of the second conveying line (5), a ferry vehicle (10) is arranged on the first moving track (9), and the ferry vehicle (10) is slidably arranged on the first moving track (9); the front end and the rear end of the second conveying line (5) are fixedly provided with box pushing devices (11); the cooling conveying line (12) is positioned on one side of the second conveying line (5) and fixedly arranged behind the first moving track (9); the second moving track (13) is positioned behind the cooling conveying line (12), and the ferry vehicle (10) is also arranged on the second moving track (13); the front end and the rear end of the cooling conveying line (12) are respectively provided with a box pushing device (11); the unpacking device (14) is positioned on one side of the second moving track (13) and is fixedly connected with the second moving track (13), and a guide rail is arranged on the other side of the unpacking device (14) and is connected with the molding machine (1); a vibration shakeout machine (15) is fixedly arranged at the rear of the box disassembling device (14), a belt conveying line (16) is arranged below the vibration shakeout machine (15), and the belt conveying line is connected with a used sand recovery device (17) arranged on one side of the vibration shakeout machine.

2. The high-efficiency energy-saving casting automatic production line and the process thereof as claimed in claim 1, characterized in that the used sand recovery device (17) comprises a first bucket elevator (171), a hexagonal sieve (172), a boiling cooling bed (173), a second bucket elevator (174), a used sand storage (175), a vibration conveyor (176), a third bucket elevator (177), a used sand daily consumption bucket (178), an auxiliary material daily consumption bucket (179), a screw conveyor (1710), a quantitative bucket (1711) and a rotor sand mixer (1712); the first bucket elevator (171) is connected with the vibration shakeout machine (15) through a belt conveyor line (16); the hexagonal screen (172) is fixedly arranged on one side of the first bucket elevator (171), and a feeding port of the hexagonal screen (172) is connected with a discharging port of the first bucket elevator (171); the boiling cooling bed (173) is fixedly arranged below the hexagonal sieve (172), and a feeding port of the boiling cooling bed (173) is connected with a discharging port of the hexagonal sieve (172); a second bucket elevator (174) is arranged on one side of the boiling cooling bed (173), and the inlet of the second bucket elevator (174) is connected with the discharge hole of the boiling cooling bed (173); one side of the second bucket elevator (174) is fixedly provided with a used sand storage warehouse (175), and a feeding port of the used sand storage warehouse (175) is connected with a feeding port of the second bucket elevator (174); a vibrating conveyor (176) is fixedly arranged below the used sand storage warehouse (175); a third bucket elevator (177) is fixedly arranged on one side of the used sand storage warehouse (175); the third bucket elevator (177) is connected with a discharge hole of the used sand storage warehouse (175) through a vibrating conveyor (176); one side of the third bucket elevator (177) is provided with a used sand daily consumption bucket (178) and an auxiliary material daily consumption bucket (179), and the used sand daily consumption bucket (178) is connected with a discharge hole of the third bucket elevator (177); the screw conveyor (1710) is fixedly arranged below the auxiliary material daily consumption bucket (179); a rotor sand mixer (1712) is fixedly arranged below the used sand daily consumption hopper (178) and the auxiliary material daily consumption hopper (179), and a quantitative hopper (1711) is fixedly arranged above the rotor sand mixer (1712).

3. The high-efficiency energy-saving casting automatic production line and the process thereof as claimed in claim 1, characterized in that a molding hopper (18) is arranged above the molding machine (1), and the molding hopper (18) is connected with a discharge port of a rotor sand mixer (1712) through a conveying belt.

4. The high-efficiency energy-saving casting automatic production line and the process thereof as claimed in claim 2, wherein the hexagonal sieve (172) and the boiling cooling bed (173) are provided with dust removing devices (1713).

5. An energy efficient casting automatic production line and process thereof according to claim 1, characterized in that the cooling conveying line (12) is provided with two.

6. An energy-efficient casting automatic production line and process thereof according to claim 1, characterized in that the automatic casting device (8) is provided with three.

7. The high-efficiency energy-saving casting automatic production line and the process thereof as claimed in claim 1, wherein the belt conveyor line (16) is provided with magnetic separation head wheels.

8. The high-efficiency energy-saving casting automatic production line and the process thereof are characterized in that the casting process flow of the high-efficiency energy-saving casting automatic production line comprises the following steps.

The method comprises the following steps: and (3) extruding the molding sand in the box body by a molding machine (1) to manufacture an upper die and a lower die of the sand mold.

Step two: the turnover device (3) turns over the lower die of the die to enable the die cavity opening of the lower die to be over.

Step three: the upper die is arranged above the lower die through a die assembly device (4), so that the upper die and the lower die are combined into a complete die.

Step four: and automatically casting the molten iron into the sand mold through an automatic casting device (8).

Step five: and (4) cooling the sand mold with the cast molten iron while placing the sand mold, and cooling for 2-3 hours to solidify and mold the molten iron.

Step six: the cooled sand mold is taken out of the box body by a box disassembling device (14), and the box body is conveyed to the molding machine (1) for recycling.

Step seven: the workpiece is separated from the used sand by vibrating the shakeout machine.

Step eight: the workpiece is sent to a cleaning workshop after being subjected to mold external cooling.

Step nine: used sand is conveyed to a used sand recovery device (17) through a belt conveyor line (16) and is treated and recovered for use.

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