CN115229168A - Molding sand metal recovery device and use method thereof - Google Patents
Molding sand metal recovery device and use method thereof Download PDFInfo
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- CN115229168A CN115229168A CN202210934440.9A CN202210934440A CN115229168A CN 115229168 A CN115229168 A CN 115229168A CN 202210934440 A CN202210934440 A CN 202210934440A CN 115229168 A CN115229168 A CN 115229168A
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- molding sand
- metal
- stirring cylinder
- conveyer belt
- shakeout machine
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- 239000003110 molding sand Substances 0.000 title claims abstract description 113
- 239000002184 metal Substances 0.000 title claims abstract description 83
- 229910052751 metal Inorganic materials 0.000 title claims abstract description 83
- 238000011084 recovery Methods 0.000 title claims abstract description 56
- 238000000034 method Methods 0.000 title claims abstract description 17
- 238000003756 stirring Methods 0.000 claims abstract description 40
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 43
- 230000005540 biological transmission Effects 0.000 claims description 40
- 230000000903 blocking effect Effects 0.000 claims description 14
- 238000004140 cleaning Methods 0.000 claims description 10
- 239000000463 material Substances 0.000 claims description 9
- 238000004891 communication Methods 0.000 claims description 3
- 238000007599 discharging Methods 0.000 claims description 3
- 239000004576 sand Substances 0.000 abstract description 13
- 230000000694 effects Effects 0.000 abstract description 11
- 238000007528 sand casting Methods 0.000 abstract description 5
- 238000007789 sealing Methods 0.000 abstract description 2
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 31
- 238000002156 mixing Methods 0.000 description 28
- 229910052742 iron Inorganic materials 0.000 description 15
- 230000005484 gravity Effects 0.000 description 5
- 238000004064 recycling Methods 0.000 description 5
- 235000010627 Phaseolus vulgaris Nutrition 0.000 description 4
- 244000046052 Phaseolus vulgaris Species 0.000 description 4
- 239000000428 dust Substances 0.000 description 4
- 238000007790 scraping Methods 0.000 description 3
- 238000000926 separation method Methods 0.000 description 3
- 230000035939 shock Effects 0.000 description 3
- 239000000853 adhesive Substances 0.000 description 2
- 230000001070 adhesive effect Effects 0.000 description 2
- 238000001816 cooling Methods 0.000 description 2
- 230000002349 favourable effect Effects 0.000 description 2
- 239000012535 impurity Substances 0.000 description 2
- 230000000737 periodic effect Effects 0.000 description 2
- 229920001875 Ebonite Polymers 0.000 description 1
- 206010024796 Logorrhoea Diseases 0.000 description 1
- 238000003723 Smelting Methods 0.000 description 1
- 241001062472 Stokellia anisodon Species 0.000 description 1
- 230000006978 adaptation Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008602 contraction Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000001125 extrusion Methods 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 239000012634 fragment Substances 0.000 description 1
- 230000005389 magnetism Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000010814 metallic waste Substances 0.000 description 1
- 150000002739 metals Chemical class 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- 239000012466 permeate Substances 0.000 description 1
- 230000001360 synchronised effect Effects 0.000 description 1
- 230000005570 vertical transmission Effects 0.000 description 1
Images
Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22D—CASTING OF METALS; CASTING OF OTHER SUBSTANCES BY THE SAME PROCESSES OR DEVICES
- B22D29/00—Removing castings from moulds, not restricted to casting processes covered by a single main group; Removing cores; Handling ingots
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22C—FOUNDRY MOULDING
- B22C5/00—Machines or devices specially designed for dressing or handling the mould material so far as specially adapted for that purpose
- B22C5/06—Machines or devices specially designed for dressing or handling the mould material so far as specially adapted for that purpose by sieving or magnetic separating
Abstract
The application relates to a molding sand metal recovery unit and application method thereof, relates to the sand casting field, and it includes: a roller shakeout machine for separating the workpiece from the molding sand; the bearing plate is positioned below the roller shakeout machine and used for bearing the molding sand falling from the roller shakeout machine; the stirring cylinder is positioned at one end of the bearing plate, the bearing plate is provided with a feeding mechanism for conveying the molding sand to the stirring cylinder, the stirring cylinder is rotationally connected with a stirring shaft, the stirring shaft is fixedly connected with a crushing paddle, the lower end part of the stirring cylinder is provided with a blanking port, and the lower end part of the stirring cylinder is movably connected with a baffle cover for sealing the blanking port; the conveying starting end of the conveying belt extends to the lower part of the blanking port; the electromagnetic plate is located the separator plate top, and the area face of conveyer belt has set firmly the scraper blade, and the scraper blade sets up along the width direction of electromagnetic plate, and when the scraper blade was located between conveyer belt and the electromagnetic plate, the scraper blade deviated from the one end and the electromagnetic plate butt of conveyer belt. This application has the effect of being convenient for metal recovery in to type sand mould.
Description
Technical Field
The invention relates to the field of sand casting, in particular to a molding sand metal recovery device and a using method thereof.
Background
At present, many automobile parts, machine tool parts and the like are molded by sand casting, for example, a brake disc is molded by using molding sand and adhesive according to the sand casting method, then high-temperature molten iron is poured into the mold, and demolding is carried out after the molten iron is solidified, so that the molding of the brake disc can be completed.
In the related art, the mold is composed of an upper mold and a lower mold, a cavity matched with the brake disc is formed between the upper mold and the lower mold after the upper mold and the lower mold are spliced, a pouring gate communicated with the cavity is generally reserved on the upper mold, and molten iron is injected into the cavity from the pouring gate. And in the demolding process, the sand mold is broken, the brake disc formed in the sand mold is taken out, broken pieces of the broken mold are broken into broken sand again, and the broken sand is matched with the adhesive to manufacture the mold again and be recycled.
Aiming at the related technologies, the inventor finds that a gap which is partially communicated with the cavity is reserved between the upper die and the lower die, and the molten iron partially permeates into the gap after entering the cavity, so that the molten iron forms a thin iron sheet after being solidified, and the iron sheet is easy to be separated from parts and mixed into a die fragment in the demolding process; and when pouring is finished, the condition that partial molten iron drips to the upper end face of the upper die is easy to occur, the partial molten iron is solidified to form iron beans, iron sheets and the iron beans are mixed into the molding sand after being demoulded, the metal waste is easy to cause, the repeated use of the molding sand is also influenced, and therefore the metals such as the iron sheets and the iron beans need to be recycled.
Disclosure of Invention
In order to facilitate the recovery of metal in the molding sand, the application provides a molding sand metal recovery device and a use method thereof.
First aspect, the application provides a molding sand metal recovery unit, adopts following technical scheme:
a foundry metal recovery unit comprising: a roller shakeout machine for separating the workpiece from the molding sand; the bearing plate is positioned below the roller shakeout machine and used for bearing the molding sand falling from the roller shakeout machine; the stirring cylinder is positioned at one end of the bearing plate, the bearing plate is provided with a feeding mechanism for conveying the molding sand to the stirring cylinder, the stirring cylinder is rotationally connected with a stirring shaft, the stirring shaft is fixedly connected with a crushing paddle, the lower end part of the stirring cylinder is provided with a blanking port, and the lower end part of the stirring cylinder is movably connected with a baffle cover for sealing the blanking port; the conveying starting end of the conveying belt extends to the position below the blanking port; the electromagnetic plate is located the separator plate top, and the area face of conveyer belt has set firmly the scraper blade, and the scraper blade sets up along the width direction of electromagnetic plate, and when the scraper blade was located between conveyer belt and the electromagnetic plate, the scraper blade deviated from the one end and the electromagnetic plate butt of conveyer belt.
Through adopting above-mentioned technical scheme, the cylinder knockout separates work piece and molding sand, make the molding sand fragment drop on accepting the board, feeding mechanism will accept the molding sand fragment on the board and move to the churn in, the (mixing) shaft drives broken paddle and rotates the molding sand fragment in with the churn and break up, then the molding sand discharges to the conveyer belt on, along with the conveying of conveyer belt, the molding sand is spread and is scattered on the conveyer belt, metal wherein is inhaled by the magnetic force of electromagnetic plate, accomplish the separation of metal and molding sand automatically, be convenient for retrieve the metal.
Optionally, the blanking port is arranged at the side wall of the mixing drum, the blocking cover is connected with the mixing drum in a sliding manner along the vertical direction, and when the blocking cover is located at the lowest position, the blanking port is in an open state.
Through adopting above-mentioned technical scheme, the user control keeps off the switch that the lid slided from top to bottom can realize the blanking mouth, and then control molding sand is to the blanking of conveyer belt, and simple structure control is convenient.
Optionally, a transmission rod is arranged at the lower end of the blocking cover, a transmission table used for jacking the transmission rod is fixedly arranged on the belt surface of the conveyor belt, and a distance is reserved between the transmission table and one side, close to the conveying direction of the conveyor belt, of the scraper.
By adopting the technical scheme, the transmission table periodically jacks up the transmission rod along with the rotation of the transmission belt, so that the periodic blanking of the molding sand is automatically realized; when the scraper blade is close to the electromagnetic plate, when the transmission platform is not abutted to the transmission rod any more, the stop lever automatically falls under the action of gravity to block the blanking opening, the scraper blade is convenient to scrape the metal from the electromagnetic plate, and the structure is simple and the operation is convenient.
Optionally, a material collecting box is arranged at one end of the conveyor belt far away from the mixing drum, and a recycling basket is connected to the upper end of the material collecting box in a sliding manner.
Through adopting above-mentioned technical scheme, the molding sand that the conveyer belt fell is concentrated in the case that gathers materials, and when the scraper blade hung the metal and fell to the conveyer belt on, retrieve the basket and slide and be close to the conveyer belt, accept the collection to the metal, be convenient for realize retrieving the metal.
Optionally, one end of the recycling basket is communicated with a water supply hose, the other end of the recycling basket is communicated with a water discharge hose, and a filter screen is arranged at the communication position of the recycling basket and the water discharge hose.
Through adopting above-mentioned technical scheme, water supply hose cooperation drainage hose control rivers are through retrieving the basket, and then wash the metal of retrieving in retrieving the basket, further separate metal and molding sand, are convenient for retrieve the metal.
Optionally, the water tank is further included, a filter is communicated between the water discharge hose and the water tank, and a water pump is communicated between the water inlet hose and the water tank.
By adopting the technical scheme, the water source returns to the water tank through the water supply hose, the recovery basket and the drainage hose, and is pumped into the water supply hose for reuse, so that the water source is recycled, and the water resource is saved.
Optionally, one side of the scraper blade, which deviates from the conveying direction of the conveying belt, is provided with a cleaning brush, and the height of the upper end face of the cleaning brush is the same as that of the upper end face of the scraper blade.
Through adopting above-mentioned technical scheme, when the scraper blade was scraped from the metal, dust such as the molding sand of adhesion brushed the clearance on with the electromagnetic plate by clean brush, and then ensured electromagnetic plate's magnetism inhales the effect.
Optionally, the conveyor belt is fixedly provided with a vibration motor for vibrating the upper belt surface.
Through adopting above-mentioned technical scheme, vibrating motor arouses the vibrations of conveyer belt area face, and then makes the molding sand vibrations on the conveyer belt, and the electromagnetic plate of being convenient for is abundant with the metal suction, is favorable to improving the recovery effect of metal.
In a second aspect, the application provides a method for using a molding sand metal recovery device, which comprises the following steps:
s1: sorting the workpieces, namely feeding the molds with the workpieces into a roller shakeout machine, crushing the molds by the rotation of the roller shakeout machine, discharging the workpieces from a discharge port of the roller shakeout machine, and enabling molding sand to fall onto a bearing plate below the roller shakeout machine;
s2: collecting the molding sand, wherein the feeding mechanism intensively moves the molding sand received by the receiving plate into the stirring cylinder;
s3: scattering, namely rotating a crushing paddle to scatter the molding sand fragments in the stirring cylinder and blanking the molding sand fragments onto a conveyor belt at intervals;
s4: and (4) sorting the metal, sucking the metal by the magnetic force of the electromagnetic plate, and scraping the metal away from the electromagnetic plate by the scraper when the stirring cylinder does not discharge the material to be recovered.
Through adopting above-mentioned technical scheme, the molding sand fragment is broken up and spread of conveyer belt through the churn and is scattered, is favorable to the electromagnetic plate to fully aspirate the metal of mixing in with the molding sand, has metal recovery efficiency height, advantage such as recovery degree height.
In summary, the present application includes at least one of the following beneficial technical effects:
1. the method comprises the following steps that a workpiece is separated from molding sand by a roller shakeout machine, the molding sand fragments on a bearing plate fall on the bearing plate, a feeding mechanism moves the molding sand fragments on the bearing plate into a stirring cylinder, a stirring shaft drives a crushing paddle to rotate to break up the molding sand fragments in the stirring cylinder, then the molding sand is discharged onto a conveyor belt, the molding sand is spread on the conveyor belt along with the conveying of the conveyor belt, metal in the molding sand is sucked up by the magnetic force of an electromagnetic plate, the separation of the metal and the molding sand is automatically completed, and the metal is convenient to recover;
2. the transmission table periodically jacks up the transmission rod along with the rotation of the conveyor belt, so that the periodic blanking of the molding sand is automatically realized; when the scraping plate is close to the electromagnetic plate and the transmission table is not abutted to the transmission rod any more, the stop rod automatically falls under the action of gravity to block the blanking port, so that the metal is conveniently scraped away from the electromagnetic plate by the scraping plate, and the structure is simple and the operation is convenient;
3. the water supply hose cooperates the drainage hose to control water flow to pass through the recovery basket, so that the metal recovered in the recovery basket is washed, the metal and the molding sand are further separated, and the metal is conveniently recovered.
Drawings
Fig. 1 is a schematic view of the overall structure of a sand-type metal recovery device according to the present application.
FIG. 2 is a schematic sectional view of the mixing drum, the conveyor belt, the electromagnetic plate and the material collecting box.
Fig. 3 is a partial schematic view of a bin portion.
FIG. 4 is a flow chart of a method for using a sand casting metal recovery device according to the present application.
Description of reference numerals: 1. a roller shakeout machine; 2. a bearing plate; 21. a receiving groove; 22. a feeding mechanism; 3. a mixing drum; 31. a stirring shaft; 311. crushing the blades; 32. a blanking port; 33. a blocking cover; 331. a transmission rod; 4. a conveyor belt; 41. a vibration motor; 42. a transmission table; 43. a squeegee; 431. cleaning the brush; 44. a baffle plate; 5. an electromagnetic plate; 6. a material collecting box; 61. a recovery basket; 611. filtering with a screen; 7. a water tank; 71. a water supply hose; 711. a water pump; 72. a drain hose; 721. a filter; 8. and a cylinder.
Detailed Description
The present application is described in further detail below with reference to all of the figures.
The embodiment of the application discloses a molding sand metal recovery unit.
Referring to fig. 1, a molding sand metal recycling device, including cylinder shakeout machine 1, accept board 2, 3 conveyer belts of churn 4 and electromagnetic plate 5, the user puts into cylinder shakeout machine 1 with the mould that the cooling is accomplished, utilize cylinder shakeout machine 1 to separate work piece and molding sand fragment, the molding sand fragment falls on accepting board 2, accept board 2 and install feeding mechanism 22, feeding mechanism 22 sends the molding sand fragment into churn 3 in, churn 3 is scattered the molding sand fragment and is discharged on conveyer belt 4, conveyer belt 4 is when carrying the molding sand, electromagnetic plate 5 utilizes magnetic force to sneak into the metal suction of molding sand, retrieve.
Referring to fig. 1, a roller shakeout machine 1 is a common sorting machine at present, and in this embodiment, not much description is given, a user moves a cooled mold into a feed port of the roller shakeout machine 1, and can perform preliminary crushing on the mold by using a falling mode and the like, so that a workpiece and the mold can be separated conveniently; the mould moves along the length direction of roller shakeout machine 1 under the power of roller shakeout machine 1, and during this period the molding sand fragment seepage is to the accepting board 2 of roller shakeout machine 1 below, accepts board 2 and sets up along the length direction of roller shakeout machine 1, can accept the molding sand fragment that falls down in the different positions of roller shakeout machine 1 length direction, and the work piece is followed the discharge gate department ejection of compact of roller shakeout machine 1.
Referring to fig. 1, the iron sheet, metal doping such as iron beans falls to accepting on board 2 in the molding sand fragment, accept board 2 and install feeding mechanism 22, feeding mechanism 22 can adopt common conveyer belt, shock conveyor or screw conveyer etc, screw conveyer is selected for use to this embodiment, screw conveyer sets up along the length direction who accepts board 2, accept board 2 and offer the groove 21 of accepting with the screw conveyer adaptation, the molding sand fragment falls in accepting the groove 21, screw conveyer is located accepts the groove 21, under the bolt conveyer start-up state, the molding sand fragment that will accept in the groove 21 is carried to the one end that is close to cylinder knockout 1 discharge gate.
Referring to fig. 1 and 2, an opening is formed in one end, close to a discharge port of the roller shakeout machine 1, of the bearing plate 2, the bearing groove 21 is communicated with the lower portion of the bearing plate 2 through the opening, and the broken sand blocks are conveyed from the outlet to the lower portion of the bearing plate 2 under the action of gravity; the mixing drum 3 is installed below the opening of the bearing plate 2, the molding sand fragments automatically fall into the mixing drum 3, the mixing drum 3 is cylindrical with a vertical axis, the mixing shaft 31 is installed inside the mixing drum, the mixing shaft 31 is vertically arranged, the lower end of the mixing shaft 31 is rotatably connected with the mixing drum 3, the lower end of the mixing drum 3 is fixedly provided with a motor, the output end of the motor is fixedly connected with the mixing shaft 31, torque can be enhanced through worm gears (not shown in the figure) and other modes, and then the mixing shaft 31 is driven to rotate in the molding sand.
Referring to fig. 2, broken paddle 311 is installed along self axial fixity to (mixing) shaft 31, and broken paddle 311 rotates along with (mixing) shaft 31 is synchronous, and then stirs the molding sand fragment in the churn 3, and the molding sand fragment is broken under the effect such as mutual extrusion, is broken up into garrulous sand, so even have some metal and molding sand fragment adhesion, perhaps wrapped up in the molding sand fragment, after the warp is broken up, this part metal also can be smoothly with the molding sand separation, be convenient for follow-up select the metal from the molding sand fast.
Referring to fig. 2, a blanking port 32 is formed in the lower end of the side wall of the mixing drum 3, a blocking cover 33 is installed at the blanking port 32, the blocking cover 33 is connected with the side wall of the mixing drum 3 in a sliding manner along the vertical direction, and when the blocking cover 33 is in the lowest state, the blanking port 32 can be completely sealed to prevent the molding sand in the mixing drum 3 from flowing out; in the process that the blocking cover 33 moves upwards, the blanking port 32 is gradually opened, so that the scattered molding sand in the stirring cylinder 3 can flow out under the action of gravity, the feeding and discharging amount of the stirring cylinder 3 is in a balanced state in the processing process, and continuous work is realized.
Referring to fig. 2, 4 levels of conveyer belt set up, and one end extends to the below of blanking mouth 32, and the equal fixed mounting in both sides of 4 area face width directions of conveyer belt has transmission platform 42, and transmission platform 42 removes along with the area face of conveyer belt 4, and transmission platform 42 adopts the hard rubber material that has certain deformability, when removing to 4 corners of conveyer belt along with 4 area faces of conveyer belt, can take place the deformation of certain degree passively, and the normal rotation of difficult influence conveyer belt 4.
Referring to fig. 2, a vertical transmission rod 331 is fixedly installed at the lower end of the blocking cover 33, the lower end of the transmission rod 331 extends to the lower side of the mixing drum 3, when the blocking cover 33 is in the lowest state, the distance between the blocking rod and the belt surface of the conveyor belt 4 is smaller than the height of the transmission table 42, and the transmission table 42 is periodically abutted against the transmission rod 331 along with the rotation of the conveyor belt 4; one end of the transmission table 42 close to the conveying direction of the conveyor belt 4 is in a slope shape, along with the rotation of the conveyor belt 4, the lower part of the slope is moved to the position below the transmission rod 331 firstly, then the transmission rod 331 is jacked up gradually, the blocking cover 33 rises synchronously to open the blanking port 32, and in the process that the transmission rod 331 is abutted to the transmission table 42, the molding sand in the stirring barrel 3 falls on the conveyor belt 4 through the blanking port 32.
Referring to fig. 2, during the rotation of the conveyor belt 4, the lower end of the transmission rod 331 slides relative to the upper end surface of the transmission table 42, the lower end of the transmission rod 331 may be arc-shaped, and a roller (not shown) may be installed to reduce the friction between the transmission rod 331 and the transmission table 42, so as to prolong the service life.
Referring to fig. 1 and 2, the rotation of conveyer belt 4 drives the molding sand of accepting and removes to the direction of keeping away from churn 3, makes the molding sand spread on conveyer belt 4, and the molding sand is difficult for piling up on conveyer belt 4 thickly, is convenient for carry out the sorting of metal. Baffle 44 is fixedly arranged on both sides of the width direction of the conveyor belt 4, and molding sand is not easy to accidentally spill from both sides of the width direction of the conveyor belt 4 under the action of the baffle 44.
Referring to fig. 2, directly over the conveyer belt 4, fixed mounting is on the baffle 44 of conveyer belt 4, and set up along the length direction of conveyer belt 4, under the on-state, the lower terminal surface of electromagnetic plate 5 produces magnetic force, with the metal suction in the molding sand on the conveyer belt 4, because conveyer belt 4 spreads the effect to the molding sand, forms the molding sand layer of thickness thinner on the conveyer belt 4, the magnetic force of the electromagnetic plate 5 of being convenient for plays the effect with the metal suction, can make the residual degree of metal in the molding sand effectively reduce.
Refer to fig. 2, the mounting panel is installed along self width direction to conveyer belt 4, the mounting panel is located the below of conveyer belt 4 upper band face, install shock dynamo on the mounting panel, under the shock dynamo starting state, the area face that drives mounting panel and conveyer belt 4 takes place certain degree vibrations, for guarantee vibrations effect, the user can be according to the in-service use condition, utilize spring (not shown in the figure) to carry out being connected of mounting panel and conveyer belt 4, the vibrations effect of guarantee conveyer belt 4 upper band face, conveyer belt 4 vibrations can arouse the molding sand vibrations on the conveyer belt 4, can make the metal that is in lower department of molding sand layer by vibrations to molding sand layer top, and then by electromagnetic plate 5 suction.
Referring to fig. 2, the length of the driving table 42 is smaller than the circumference of the belt surface of the conveyor belt 4, i.e. there is a space between the two ends of the driving table 42, and when the space is under the mixing drum 3, the driving rod 331 loses the jacking effect of the driving table 42, and the driving rod 331 falls under the action of gravity and automatically plugs the blanking port 32 again, so as to cut off the molding sand falling onto the conveyor belt 4 in the mixing drum 3.
Referring to fig. 2, a scraper 43 is fixedly installed on the belt surface of the conveyor belt 4, the scraper 43 rotates synchronously with the conveyor belt 4, the scraper 43 is located at one end of the transmission table 42 having a slope, the width of the scraper 43 is adapted to the distance between the two transmission rods 331, the scraper 43 passes through the two transmission rods 331 and then moves to the position between the conveyor belt 4 and the electromagnetic plate 5 along with the rotation of the conveyor belt 4, at this time, the upper end surface of the scraper 43 abuts against the electromagnetic plate 5, and then the metal magnetically attracted to the electromagnetic plate 5 is scraped in the direction away from the mixing drum 3.
Referring to fig. 2, because the electromagnetism board 5 is nearer apart from conveyer belt 4, it is difficult to avoid having partial type sand dust adhesion on electromagnetism board 5, scraper blade 43 is kept away from 4 direction of delivery's of conveyer belt one end and is installed cleaning brush 431, cleaning brush 431's upper end and electromagnetism board 5 butt, when scraper blade 43 scrapes the metal on the electromagnetism board 5, cleaning brush 431 clears up electromagnetism board 5 in scraper blade 43 rear, reduce the impurity such as the molding sand dust of adhesion on the electromagnetism board 5, guarantee electromagnetism board 5 is to the magnetic attraction effect of metal.
Referring to fig. 2, when the metal is scraped to the end far away from the mixing drum 3 by the scraper 43, the metal loses the magnetic attraction of the electromagnetic plate 5, and then falls onto the conveyor belt 4; the one end that the churn 3 was kept away from to conveyer belt 4 is installed and is gathered workbin 6, and the opening that gathers workbin 6 is upwards, and is located conveyer belt 4 and keeps away from under the one end of churn 3, and the molding sand after the metal is selected separately drops to gathering workbin 6 after breaking away from conveyer belt 4 in, waits for follow-up processing to reuse.
Referring to fig. 2 and 3, the upper end of the collection box 6 is connected with a recovery basket 61 in a sliding manner in a direction close to or far away from the conveyor belt 4, the collection box 6 of the recovery basket 61 is provided with an air cylinder 8, the output end of the air cylinder 8 is fixedly connected with the recovery basket 61, and when the output end of the air cylinder 8 is in a contraction state, the recovery basket 61 is positioned at a position relatively far away from the conveyor belt, so that the molding sand on the conveyor belt 4 is not prevented from falling into the collection box 6; when the metal on the conveyer belt 4 is about to drop, the piston rod of the cylinder 8 extends to drive the recovery basket 61 to be close to the conveyer belt 4, and the metal dropped on the conveyer belt 4 is received.
Referring to fig. 2 and 3, as the metal falls in synchronism, the cleaning brush 431 also cleans the sand dust, and a small amount of sand remains mixed in the metal in the recovery basket 61 because the metal is previously mixed with the sand; the water tank 7 is arranged in the space below the conveyor belt 4, the water tank 7 is communicated with a water supply hose 71, a water pump 711 is arranged on the water supply hose 71 and is communicated with one end of the recovery basket 61, and water in the water tank 7 is pumped into the recovery basket 61 through the water supply hose 71 when the water pump 711 is started so as to clean metal in the recovery basket 61.
Referring to fig. 2 and 3, one end of the recovery basket 61, which is far away from the water supply hose 71, is communicated with a drainage hose 72, water in the recovery basket 61 is discharged out of the recovery basket 61 through the drainage hose 72, a filter screen 611 is installed at the communication part of the drainage hose 72 and the recovery basket 61, molding sand can enter the drainage hose 72 along with water flow through the filter screen 611, metal is trapped in the recovery basket 61 through the filter screen 611, the metal in the recovery basket 61 is separated from the molding sand by the flow of the water flow, the metal is relatively clean and can be directly taken out for recovery smelting, the whole metal recovery process is simple, convenient and efficient, and the manpower consumption is very low.
Referring to fig. 2 and 3, one end of the drain hose 72, which is far away from the recovery basket 61, is communicated with the water tank 7 to recover the water drained from the recovery basket 61, the filter 721 is installed on the drain hose 72, and the filter 721 can intercept the sand impurities in the water flow of the drain hose 72.
The embodiment of the application embodiment of a molding sand metal recovery device's implementation principle does: the user puts into cylinder knockout 1 with the mould that the cooling was accomplished, utilize cylinder knockout 1 to separate work piece and molding sand fragment, the molding sand fragment falls on accepting board 2, accept in screw conveyer in board 2 sends the molding sand fragment into churn 3, discharge to conveyer belt 4 through blanking mouth 32 after the broken paddle 311 of churn 3 breaks up the molding sand fragment, conveyer belt 4 is when carrying the molding sand, electromagnetic plate 5 utilizes magnetic force will sneak into the metal suction of molding sand, scrape the metal by scraper blade 43 and wash the recovery in retrieving basket 61, the metal of recovery is comparatively clean, can directly take out to retrieve and smelt, whole metal recovery process is simple convenient efficient fast, and the manpower consumes fewly.
The embodiment of the application also discloses a use method of the molding sand metal recovery device.
Referring to fig. 4, a method for using a foundry sand metal recovery device comprises the following steps:
s1: sorting workpieces, namely, a user enters a mold with the workpiece into a roller shakeout machine 1, the rotation of the roller shakeout machine 1 enables the mold to be broken, the workpiece is discharged from a discharge port of the roller shakeout machine 1, molding sand falls onto a bearing plate 2 below the roller shakeout machine 1, and the part of the molding sand contains part of agglomerates due to the limitation of the size of a gap in the roller shakeout machine 1;
s2: collecting the molding sand, and intensively moving the molding sand and the molding sand agglomerates received by the receiving plate 2 into the stirring cylinder 3 by a screw conveyer;
s3: scattering, wherein the stirring shaft 31 drives the crushing blade 311 to rotate, so that molding sand agglomerates in the stirring cylinder 3 are scattered, and the molding sand agglomerates are discharged onto the conveying belt 4 when the transmission table 42 moves to the position below the stirring cylinder 3 along with the conveying belt 4;
s4: the metal is sorted, the metal in the molding sand passing under the magnetic electromagnetic plate 5 of the electromagnetic plate 5 is sucked up, and the scraper 43 scrapes the metal sucked out by the electromagnetic plate 5 into the recovery basket 61 for cleaning and recovery when the stirring drum 3 is not discharged.
The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: equivalent changes in structure, shape and principle of the present application shall be covered by the protection scope of the present application.
Claims (9)
1. The utility model provides a molding sand metal recovery unit which characterized in that includes:
a roller shakeout machine (1) for separating the workpiece from the molding sand;
the bearing plate (2) is positioned below the roller shakeout machine (1) and is used for bearing the molding sand falling from the roller shakeout machine (1);
the stirring cylinder (3) is positioned at one end of the bearing plate (2), the bearing plate (2) is provided with a feeding mechanism (22) for conveying the molding sand to the stirring cylinder (3), the stirring cylinder (3) is rotationally connected with a stirring shaft (31), the stirring shaft (31) is fixedly connected with a crushing blade (311), the lower end part of the stirring cylinder (3) is provided with a blanking port (32), and the lower end part of the stirring cylinder (3) is movably connected with a blocking cover (33) for closing the blanking port (32);
the conveying starting end of the conveying belt (4) extends to the position below the blanking port (32);
electromagnetic plate (5), be located the separator plate top, the band face of conveyer belt (4) has set firmly scraper blade (43), and scraper blade (43) set up along the width direction of electromagnetic plate (5), and when scraper blade (43) were located between conveyer belt (4) and electromagnetic plate (5), scraper blade (43) deviated from the one end and the electromagnetic plate (5) butt of conveyer belt (4).
2. The apparatus of claim 1, further comprising: the side wall department of churn (3) is seted up in blanking mouth (32), keeps off lid (33) along vertical direction and churn (3) sliding connection, and when keeping off lid (33) and being located the lower, blanking mouth (32) are in the open mode.
3. The apparatus of claim 2, wherein: the lower end part of the blocking cover (33) is provided with a transmission rod (331), the belt surface of the conveyor belt (4) is fixedly provided with a transmission table (42) used for jacking the transmission rod (331), and a space is reserved between the transmission table (42) and one side of the scraper (43) close to the conveying direction of the conveyor belt (4).
4. The apparatus of claim 1, further comprising: the one end that the churn (3) was kept away from in conveyer belt (4) is equipped with case (6) that gathers materials, and case (6) upper end sliding connection has a recovery basket (61).
5. A foundry metal recovery unit according to claim 4, characterized in that: one end of the recovery basket (61) is communicated with a water supply hose (71), the other end of the recovery basket is communicated with a drainage hose (72), and a filter screen (611) is arranged at the communication position of the recovery basket (61) and the drainage hose (72).
6. The apparatus of claim 5, wherein: the water tank (7) is further included, a filter (721) is communicated between the drainage hose (72) and the water tank (7), and a water pump (711) is communicated between the water inlet hose and the water tank (7).
7. The apparatus of claim 1, wherein: and a cleaning hairbrush (431) is arranged on one side of the scraper (43) departing from the conveying direction of the conveyor belt (4), and the height of the upper end face of the cleaning hairbrush (431) is the same as that of the upper end face of the scraper (43).
8. The apparatus of claim 1, further comprising: and the conveying belt (4) is fixedly provided with a vibration motor (41) for vibrating the upper belt surface.
9. A method of using a foundry metal recovery unit in a foundry metal recovery unit according to any one of claims 1 to 8, comprising the steps of:
s1: sorting the workpieces, namely enabling the molds with the workpieces to enter a roller shakeout machine (1), crushing the molds by the rotation of the roller shakeout machine (1), discharging the workpieces from a discharge port of the roller shakeout machine (1), and enabling molding sand to fall onto a bearing plate (2) below the roller shakeout machine (1);
s2: the molding sand is collected, and the feeding mechanism (22) intensively moves the molding sand received by the receiving plate (2) into the stirring cylinder (3);
s3: scattering, namely rotating a crushing paddle (311) to scatter the molding sand fragments in the stirring cylinder (3) and blanking the molding sand fragments onto a conveyor belt (4) at intervals;
s4: the metal is sorted, the magnetic force of the electromagnetic plate (5) sucks up the metal, and the scraper (43) scrapes the metal away from the electromagnetic plate (5) for recovery when the stirring cylinder (3) does not discharge the material.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210934440.9A CN115229168A (en) | 2022-08-04 | 2022-08-04 | Molding sand metal recovery device and use method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210934440.9A CN115229168A (en) | 2022-08-04 | 2022-08-04 | Molding sand metal recovery device and use method thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN115229168A true CN115229168A (en) | 2022-10-25 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202210934440.9A Pending CN115229168A (en) | 2022-08-04 | 2022-08-04 | Molding sand metal recovery device and use method thereof |
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| Country | Link |
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| CN (1) | CN115229168A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115592101A (en) * | 2022-12-13 | 2023-01-13 | 山东宏源机械铸造有限公司（Cn） | Roller shakeout machine |
| CN117000946A (en) * | 2023-10-07 | 2023-11-07 | 新乡市长城铸钢有限公司 | Molding sand production device |
-
2022
- 2022-08-04 CN CN202210934440.9A patent/CN115229168A/en active Pending
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115592101A (en) * | 2022-12-13 | 2023-01-13 | 山东宏源机械铸造有限公司（Cn） | Roller shakeout machine |
| CN115592101B (en) * | 2022-12-13 | 2023-03-24 | 山东宏源机械铸造有限公司 | Roller shakeout machine |
| CN117000946A (en) * | 2023-10-07 | 2023-11-07 | 新乡市长城铸钢有限公司 | Molding sand production device |
| CN117000946B (en) * | 2023-10-07 | 2024-01-19 | 新乡市长城铸钢有限公司 | Molding sand production device |
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