CN219324730U - Portable foundry sand recovery plant - Google Patents

Abstract

The utility model relates to a movable casting sand recycling device, which belongs to the field of processing facilities, wherein a box body is connected with a supporting shaft and a bracket, an air outlet is formed in the box body and is connected with a centrifugal fan, the centrifugal fan is connected with a high-speed motor and a dust removal bag, an air inlet is formed in the left side of the box body and is connected with an air inlet pipe, the air inlet pipe is connected with a steel wire hose, a discharging door is arranged below the left side of the box body and is connected with the box body through a locking buckle, the supporting shaft is connected with a supporting wheel, the bracket is connected with a traction bracket, the direction bracket is connected with a direction wheel, the inside of the box body is vacuumized through the centrifugal fan to generate negative pressure, casting sand in the box body is sucked into the box body through the air inlet pipe and the steel wire hose to achieve the recycling purpose, and then the box body is towed to the side of a sand storage tank through a forklift or a forklift to be dumped into a recycling tank.

Description

Portable foundry sand recovery plant

Technical Field

The utility model relates to movable casting sand recycling equipment, belongs to the field of processing facilities, and particularly relates to the mobility of casting sand recycling equipment.

Background

Foundry sand, sand for shaping during casting, is usually comprised of silicon carbide plus resin. When the existing foundry enterprises recover foundry sand, a fixed recovery tank is adopted, namely, a sand box is hoisted on a rail car and then pushed to the side of a sand storage tank for adsorption recovery. The method is simple and effective, but the space is large, the aerial cranes are matched with each other to finish the process, and if the sand box with large volume and large weight is encountered, the person incapable of hoisting the aerial cranes needs to manually clean the sand box to the upper surface of the trolley, and then the casting sand is poured into the sand storage tank.

Application number: 2018107899971 casting sand recycling equipment comprises a shell, wherein a first crushing roller and a second crushing roller are arranged in an inner cavity of the shell, crushing blades are arranged on the outer walls of the first crushing roller and the second crushing roller, rotating shafts are arranged on the first crushing roller and the second crushing roller in a penetrating mode, a first gear is arranged at the end part of the rotating shaft of the first crushing roller, a second gear is arranged at the end part of the rotating shaft of the second crushing roller, a bearing is embedded in the inner wall of the shell, and a first driving motor is arranged on the side wall of the shell; the shell bottom is equipped with the spread groove, the spread groove bottom is equipped with the discharging pipe, run through on the discharging pipe and be equipped with blowpipe and dust absorption pipe, the blowpipe tip is equipped with the air-blower, the dust absorption pipe tip is equipped with electrostatic precipitator. The utility model improves the purity of the molding sand, prevents the pollution of sand dust to air, provides a healthy and comfortable working environment for operators, can continuously finish the operation requirement, and improves the recycling quality of the molding sand.

Application number: 2017113347894 a casting sand recovery plant, includes the screening case, the feed inlet is installed on the top of screening case, the flitch is all installed in the same direction as the inside top left and right sides of screening case, the fixed plate is installed on the top of sliding block, the internally mounted of fixed plate has the filter screen, the push plate is installed on the top of fixed plate, the outer wall of dead lever has cup jointed the spring, the baffle is installed on the top of dead lever, this casting sand recovery plant through adding casting sand to the top of filter screen through the feed inlet, switch on the external power supply of motor, and the motor drives the rotary rod and rotates, and the spring rebound pushes away dynamic pressure plate and sliding block upward movement, and the sliding block drives the filter screen upward movement, and the filter screen is further filtered the debris of casting sand inside, has ensured that the effect to the debris clearance of casting sand is better, need not to clear up many times, has improved the efficiency of work.

By searching the patent library and combining the existing foundry sand recovery facilities, the known foundry sand recovery equipment is fixed and cannot move, and the recovery step of foundry sand can be completed only by means of the navigation crane. There is therefore a need for a drag line, mobile, vacuum suction, bag-type dust removal foundry sand recovery apparatus.

Disclosure of Invention

The utility model provides a movable casting sand recycling device which comprises a centrifugal fan for vacuumizing, a steel wire hose for feeding, a container type box for storing, a bag for removing dust, a supporting wheel for moving along with a direction wheel, and a U-shaped connecting rod for dragging.

The technical scheme of the utility model is that the mobile foundry sand recovery equipment comprises a box body, wherein the box body is connected with a supporting shaft and a bracket, an air outlet is arranged on the box body, the air outlet is connected with a centrifugal fan, the centrifugal fan is connected with a high-speed motor and a dust removal bag, an air inlet is arranged on the left side of the box body, the air inlet is connected with an air inlet pipe, the air inlet pipe is connected with a steel wire hose, a discharging door is arranged below the left side of the box body, the discharging door is connected with the box body through a locking buckle, the supporting shaft is connected with a supporting wheel, the bracket is connected with a direction bracket and a traction bracket, the direction bracket is connected with the direction wheel, and the high-speed motor is connected with an air switch through a power line.

Further, the box body is in a hollow cuboid shape, a supporting shaft longitudinally arranged in the center of the left side of the bottom is cylindrical, round supporting wheels are respectively arranged at the front end and the rear end of the supporting shaft, a bracket arranged in the center below the right side surface of the box body is in a D shape, a traction bracket arranged on the left side of the bracket front and rear through a pin shaft is in a U shape, and a steering wheel arranged on the right side of the bracket through a Y-shaped direction bracket and the pin shaft is round.

Further, the air outlet that the box top set up is connected with centrifugal fan's air intake, centrifugal fan's export and the entry linkage of the rectangle dust bag that cotton and hemp was made, centrifugal fan top mounted high-speed motor's axis is connected with centrifugal fan inside centrifugal fan, the circular air intake of box left surface top is connected with steel wire hose's upper end through L type air-supply line, the bottom of the rectangle discharge gate of box left surface below is connected with the bottom of rectangle discharge gate through 2-4 pivots, the laminating each other around passing through rubber sealing strip and the discharge gate around the discharge gate, the top of discharge gate is connected between 2-4 rectangle locking buckle and the box.

The beneficial effects are that: when the existing foundry enterprises recover casting sand, fixed recovery tanks are adopted, larger sites are needed, the space crane is needed to be matched with each other to finish the process, sand boxes with larger volumes and larger weights are encountered, workers who cannot hoist the space crane need to manually clean the sand boxes to the upper sides of the trolleys, then the casting sand is poured into the sand storage tanks, and the process and the time are wasted and troublesome.

The utility model provides a portable foundry sand recovery plant provides centrifugal fan evacuation, steel wire hose feeding, packing cupboard formula box storage, sack dust removal, supporting wheel add the direction wheel removal, U type connecting rod drags the recovery plant that moves, above-mentioned through centrifugal fan to the inside evacuation of box make it produce negative pressure, the inside negative pressure of box is through air intake, air-supply line, steel wire hose with the inside foundry sand suction box of sandbox inside reach the purpose of retrieving, then drag it to the sand storage tank next door through fork truck or forklift and empty to the recovery tank inside.

Drawings

FIG. 1 is a front view of a mobile foundry sand reclamation apparatus;

FIG. 2 is a schematic structural view of the box, the air outlet, the air inlet, the discharging door and the locking buckle;

in the figure, 1, a box body; 2. a support shaft; 3. a support wheel; 4. a bracket; 5. a directional support; 6. a steering wheel; 7. a traction bracket; 8. a centrifugal fan; 9. high speed motor (AC 380V/5-10 kw); 10. dust bag (diameter of cloth eye < 0.2 mm); 11. an air inlet pipe; 12. a steel wire hose; 13. an air switch (AC 380V/40A); 14. an air outlet; 15. an air inlet; 16. a discharge door; 17. locking buckle.

Detailed Description

Example 1

Referring to fig. 1-2, a mobile foundry sand recycling apparatus includes a box 1, the box 1 is connected with a supporting shaft 2 and a bracket 4, the supporting shaft 2 is used for supporting the box 1 and mounting a supporting wheel 3, the bracket 4 is used for supporting the box 1 and mounting a direction bracket 5 and a traction bracket 7, an air outlet 14 is arranged on the box 1, the air outlet 14 is connected with a centrifugal fan 8, the centrifugal fan 8 is connected with a high-speed motor 9 and a dust removal bag 10, the air outlet 14 is used for sending air flow in the box 1 into the centrifugal fan 8, the centrifugal fan 8 is used for sending air flow in the box 1 into the dust removal bag 10 for filtering, the high-speed motor 9 is used for driving the centrifugal fan in the centrifugal fan 8 to rotate, an air inlet 15 is arranged on the left side of the box body 1, the air inlet 15 is connected with an air inlet pipe 11, the air inlet pipe 11 is connected with a steel wire hose 12, the air inlet 15 is used for guiding air flow in the air inlet pipe 11 into the box body 1, the air inlet pipe 11 is used for connecting the box body 1 with the steel wire hose 12, the steel wire hose 12 is used for being inserted into a sandbox to absorb casting sand, a discharging door 16 is arranged below the left side of the box body 1, the discharging door 16 is connected with the box body 1 through a locking buckle 17, the discharging door 16 is used for pouring casting sand in the box body 1, the locking buckle 17 is used for locking the discharging door 16 with the box body 1, the supporting shaft 2 is connected with a supporting wheel 3, the bracket 4 is connected with a direction bracket 5 and a traction bracket 7, the direction bracket 5 is connected with a direction wheel 6, the direction bracket 5 is used for supporting the direction wheel 6, the traction bracket 7 is used for drawing the box body 1 to move, the high-speed motor 9 is connected with an air switch 13 through a power line.

Referring to fig. 1-2, the box 1 is in a hollow cuboid shape, a supporting shaft 2 longitudinally installed in the center of the left side of the bottom is cylindrical, round supporting wheels 3 are respectively installed at the front end and the rear end of the supporting shaft 2, a bracket 4 installed in the center below the right side surface of the box 1 is in a D shape, a traction bracket 7 installed on the left side of the bracket 4 through a pin shaft in the front-rear direction is in a U shape, a steering wheel 6 installed on the right side of the bracket 4 through a Y-shaped steering bracket 5 and a pin shaft is in a round shape, and the shapes, the structures and the installation positions of the box 1, the supporting shaft 2, the supporting wheels 3, the bracket 4, the steering bracket 5, the steering wheel 6 and the traction bracket 7 are the same.

Referring to fig. 1-2, an air outlet 14 arranged above the box 1 is connected with an air inlet of a centrifugal fan 8, an outlet of the centrifugal fan 8 is connected with an inlet of a rectangular dust bag 10 made of cotton, a middle shaft of a high-speed motor 9 arranged above the centrifugal fan 8 is connected with the centrifugal fan inside the centrifugal fan 8, a round air inlet 15 above the left side surface of the box 1 is connected with the upper end of a steel wire hose 12 through an L-shaped air inlet pipe 11, the bottom of a rectangular discharge port below the left side surface of the box 1 is connected with the bottom of a rectangular discharge door 16 through 2-4 rotating shafts, the periphery of the discharge door 16 is mutually attached to the periphery of the discharge port through rubber sealing strips, and the upper part of the discharge door 16 is connected with the box 1 through 2-4 rectangular locking buckles 17, wherein the shapes and structures of the centrifugal fan 8, the high-speed motor 9, the dust bag 10, the air inlet pipe 11, the steel wire hose 12, an air switch 13, the air outlet 14, the air inlet 15, the discharge door 16 and the locking buckles 17 and the installation positions are as described above.

Now, in connection with the above description, a method for using the mobile foundry sand recycling device is described, a worker uses a fork truck or a hook at the tail of a forklift to connect with the traction bracket 7, drags the mobile foundry sand recycling device to the side of the sandbox, then connects the power supply of the power distribution cabinet with the air switch 13 through a ground drag line, then turns on the air switch 13, at this time, the high-speed motor 9 drives the centrifugal fan to rotate at a high speed to generate centrifugal force, sucks air in the sandbox 1 and presses the air into the dust bag 10, the worker inserts the steel wire hose 12 into the cooled sandbox, the worker uses a small steel drill rod to stir foundry sand with one hand, and moves the steel wire hose 12 back and forth with one hand, because the inside of the sandbox 1 is at a negative pressure at this time, the box 1 sucks outside air into the box 1 through the air inlet pipe 11 and the steel wire hose 12, and the air can flow into the box 1 together with foundry sand when rapidly flowing into the box 1, because the space inside the box body 1 is larger, the moving speed of the air flow entering the box body 1 can be quickly slowed down, casting sand can quickly sink to the bottom of the box under the action of gravity, and lighter dust can enter the inside of the centrifugal fan 8 along with the air flow and then be pushed into the dust removing bag 10 by the centrifugal fan, air is extruded out of the dust removing bag 10 through the cloth holes, dust stays in the dust removing bag 10, after the casting sand in the sand box is cleaned, a worker pulls out a plug of a ground wire and takes up the ground wire, then pulls the movable casting sand recycling device to the side of the sand storage tank through a forklift or a forklift, and then dumps the casting sand into the recycling tank after the locking buckle 17 and the discharging door 16 are opened, and then sends the casting sand into the sand storage tank through the feeding lifter.

Claims (3)

1. The utility model provides a portable foundry sand recovery plant, includes the box, characterized by box and back shaft, bracket connection, set up air outlet, air outlet and centrifugal fan above the box and be connected, centrifugal fan is connected with high-speed motor and dust removal bag, the left side of box has set up air intake, air intake and air-supply line connection, air-supply line and wire hose connection, the below on the left of the box has set up ejection of compact door, ejection of compact door and box connection through locking buckle, the back shaft is connected with the back wheel, the bracket is connected with direction support and traction support, direction support and direction wheel connection, high-speed motor passes through the power cord and is connected with air switch.

2. The movable casting sand recycling device according to claim 1, wherein the box body is in a hollow cuboid shape, a supporting shaft longitudinally arranged at the center of the left side of the bottom is cylindrical, round supporting wheels are respectively arranged at the front end and the rear end of the supporting shaft, a bracket arranged at the center below the right side surface of the box body is in a D shape, a traction bracket arranged at the front and the rear of the left side of the bracket through a pin shaft is in a U shape, and a direction wheel arranged at the right side of the bracket through a Y-shaped direction bracket and the pin shaft is round.

3. The movable casting sand recycling device according to claim 1, wherein an air outlet arranged above the box body is connected with an air inlet of a centrifugal fan, an outlet of the centrifugal fan is connected with an inlet of a rectangular dust bag made of cotton and hemp, a middle shaft of a high-speed motor arranged above the centrifugal fan is connected with the centrifugal fan inside the centrifugal fan, a round air inlet above the left side surface of the box body is connected with the upper end of a steel wire hose through an L-shaped air inlet pipe, the bottom of a rectangular discharging hole below the left side surface of the box body is connected with the bottom of a rectangular discharging door through 2-4 rotating shafts, the periphery of the discharging door is mutually attached to the periphery of the discharging hole through rubber sealing strips, and the upper part of the discharging door is connected with the box body through 2-4 rectangular locking buckles.

Images