CN219944526U - Precoated sand shell making machine - Google Patents

Abstract

The utility model discloses a precoated sand shell making machine, which comprises a base, a rotating mechanism, a rotating table, a lifting mechanism, a plurality of groups of right-angle connecting blocks and a plurality of groups of shell making machine bodies, wherein the base is arranged on the ground through bolts, the rotating mechanism is arranged at the top end of the base and is used for driving the rotating table to rotate, a plurality of groups of cavities are uniformly formed at the top end of the rotating table, the lifting mechanism is also arranged on the base and is used for driving the plurality of groups of right-angle connecting blocks and the plurality of groups of shell making machine bodies to move up and down, the shell making machine bodies are fixed at the bottom ends of the right-angle connecting blocks, and an air pump and an air valve are arranged on the right-angle connecting blocks and are connected with an external power supply through wires. The utility model avoids the mutual winding and coiling of the wires on the air pump installed by the main body of the shell making machine caused by the rotation of the main body, avoids the occurrence of power connection accidents, ensures the use safety of the device, meets the actual installation requirement and has popularization.

Description

Precoated sand shell making machine

Technical Field

The utility model relates to the technical field of shell making machines, in particular to a precoated sand shell making machine.

Background

With the continuous progress of modernization, for the more mature manufacture in the metal industry, the surface of precoated sand grains is coated with a layer of molding sand or core sand of a solid resin film before molding. There are two film coating processes, namely a cold process and a hot process: dissolving resin with ethanol by a cold method, adding urotropine in the sand mixing process to coat the resin and the urotropine on the surface of sand grains, and volatilizing the ethanol to obtain precoated sand; the sand is preheated to a certain temperature by a thermal method, resin is added to melt the sand, the resin is coated on the surface of the sand, urotropine aqueous solution and lubricant are added, and the precoated sand is obtained by cooling, crushing and screening.

Among the prior art, in the patent document of bulletin number CN213671719U, provide a tectorial membrane sand multistation full-automatic system shell machine, the on-line screen storage device comprises a base, the motor is installed to base one side, and the top of base is connected with the gear carousel through the bearing rotation, hydraulic telescoping rod is installed at the top of gear carousel, and hydraulic telescoping rod's top welding has the fixed block, the fixed rod that three equidistance was distributed is welded to the outer wall of fixed block, and the one end that hydraulic telescoping rod was kept away from to three fixed rod all installs system shell machine body, install the annular platform around the base, the outer wall welding of system shell machine body has the supporting shoe that the equidistance was distributed, and the other end welding of supporting shoe has the heat insulating board, valve and air pump are installed at the top of heat insulating board, and the air pump is connected with the valve.

But find in its use, the air pump passes through the cable with external power source to be connected, can drive the air pump and rotate when the crust breaker body rotates to cause the winding of cable between the multiunit air pump to beat and roll up, take place even electric accident easily, lead to the safe handling nature of device relatively poor, do not accord with actual installation requirement, do not have the popularization nature.

Disclosure of Invention

The technical problem to be solved by the utility model is to provide the precoated sand shell making machine, which can avoid the mutual winding and rolling of wires on an air pump installed by the shell making machine body caused by rotation of the shell making machine body, avoid the occurrence of a power connection accident, ensure the use safety of the device and meet the actual installation requirement.

In order to solve the technical problems, the technical scheme adopted by the utility model is as follows.

The precoated sand shell making machine comprises a base, wherein the base is arranged on the ground through bolts, and further comprises a rotating mechanism, a rotating table, a lifting mechanism, a plurality of groups of right-angle connecting blocks and a plurality of groups of shell making machine bodies, wherein the rotating mechanism is arranged at the top end of the base and used for driving the rotating table to rotate, a plurality of groups of cavities are uniformly formed in the top end of the rotating table, the lifting mechanism is also arranged on the base and used for driving the plurality of groups of right-angle connecting blocks and the plurality of groups of shell making machine bodies to move up and down, the shell making machine bodies are fixed at the bottom ends of the right-angle connecting blocks, and an air pump and an air valve are arranged on the right-angle connecting blocks and are connected with an external power supply through wires; pouring the precoated sand into a forming cavity corresponding to the main body of the shell making machine, driving a right-angle connecting block and the main body of the shell making machine to move downwards through a lifting mechanism, enabling the main body of the shell making machine to enter the forming cavity, enabling the precoated sand to form a sand mould under the matched use of the main body of the shell making machine and a rotating table, injecting the precoated sand into other forming cavities by workers in the process, driving the main body of the shell making machine to move upwards through the lifting mechanism after sand mould forming, starting the rotating mechanism, driving the rotating table to rotate through the rotating mechanism, enabling the forming cavity filled with the precoated sand to be located below the main body of the shell making machine, moving the main body of the shell making machine downwards again, taking out the formed sand from the forming cavity, pouring the precoated sand again, repeating the actions, realizing the continuous manufacture of the precoated sand mould, improving the manufacturing efficiency, avoiding the mutual winding and rolling of wires on an air pump installed by the main body of the shell making machine, avoiding the occurrence of a power connection accident, ensuring the use safety of the device, and having popularization requirements.

Preferably, the rotating mechanism comprises a first motor, a first bevel gear, a second bevel gear, a hollow rotating shaft and a plurality of groups of T-shaped sliding blocks, wherein the first motor is fixed at the top end of the base, the output end of the first motor is connected with the first bevel gear, the first bevel gear is in meshed transmission connection with the second bevel gear, the second bevel gear is fixed at the bottom of the hollow rotating shaft, the hollow rotating shaft is fixed at the middle part of the bottom end of the rotating table, the plurality of groups of T-shaped sliding blocks are uniformly arranged at the bottom end of the rotating table, the top end of the base is provided with a circular chute, and the plurality of groups of T-shaped sliding blocks are in sliding clamping with the top end of the base; the first bevel gear is driven to rotate by the first motor and is in meshed transmission connection with the second bevel gear, so that the hollow rotating shaft drives the rotating table to rotate under the matched use of the T-shaped sliding block, and power is provided for the rotation of the rotating table.

Preferably, the lifting mechanism comprises a second motor, a third bevel gear, a fourth bevel gear, a screw shaft, a sliding rod, a connecting block and a sliding block, wherein the second motor is fixed at the top end of the base, the output end of the second motor is connected with the third bevel gear, the third bevel gear is in meshed transmission connection with the fourth bevel gear, the fourth bevel gear is fixed at the bottom of the screw shaft, the screw shaft is rotationally connected with the top end of the base, the screw shaft penetrates through the hollow rotating shaft and the middle part of the rotating table, the sliding rod is fixed at the rear side of the top end of the base, the connecting block is in sliding connection with the sliding rod, the front end of the connecting block is connected with the sliding block, the sliding block is in threaded connection with the screw shaft, and a plurality of groups of right-angle connecting blocks are uniformly fixed on the outer side wall of the sliding block; the second motor drives the third bevel gear to rotate, and the third bevel gear is in meshed transmission connection with the fourth bevel gear, so that the screw shaft rotates, the slide block drives the right-angle connecting block and the shell making machine body to move up and down under the matched use of the slide bar and the connecting block, and power is provided for the movement of the shell making machine body.

Preferably, the motor also comprises a shock insulation cushion, wherein the shock insulation cushion is fixed between the second motor and the base; through setting up the shock insulation pad, reduce the influence of vibrations to the second motor, ensure the steady operation of second motor.

Preferably, the device further comprises a plurality of groups of reinforcing plates, wherein the plurality of groups of reinforcing plates are respectively and uniformly fixed at the upper end and the lower end of the plurality of groups of right-angle connecting blocks, and the plurality of groups of reinforcing plates are connected with the outer side ends of the sliding blocks; through setting up the reinforcing plate, strengthen the intensity that right angle connecting block and slider are connected, improve the structural stability of device.

Preferably, the device further comprises a limiting plate, wherein the limiting plate is fixed at the top end of the sliding rod, and the screw shaft is rotationally connected with the front side of the bottom end of the limiting plate; through setting up the limiting plate, carry out spacingly to the slider, avoid slider and screw shaft to break away from, improve the stability in use of device.

Preferably, the first motor is a noise reduction motor; noise pollution is reduced and the using effect of the device is improved by arranging the silencing motor.

By adopting the technical scheme, the utility model has the following technical progress.

According to the utility model, the right-angle connecting block and the shell making machine body are driven to move downwards through the lifting mechanism, so that the shell making machine body enters the forming cavity, the coated sand forms a sand mould under the matched use of the shell making machine body and the rotating table, in the process, staff injects the coated sand into other forming cavities, the shell making machine body is driven to move upwards through the lifting mechanism after the sand mould is formed, the rotating mechanism is started, the rotating table is driven to rotate through the rotating mechanism, the forming cavity filled with the coated sand is positioned below the shell making machine body, the shell making machine body is moved downwards again, the formed sand is taken out from the forming cavity, and the coated sand is poured again, so that the actions are repeated, the continuous manufacture of the coated sand mould is realized, the manufacturing efficiency is improved, the wire on the air pump installed by the rotating shell making machine body is prevented from winding and coiling each other, the power connection accident is avoided, the use safety of the device is ensured, the practical installation requirement is met, and the shell making machine has popularization.

Drawings

FIG. 1 is a schematic view of a first axial structure of the present utility model;

FIG. 2 is a schematic view of a second axial structure of the present utility model;

FIG. 3 is a schematic elevational view of the present utility model;

FIG. 4 is an enlarged schematic view of the structure of FIG. 1A according to the present utility model;

FIG. 5 is an enlarged schematic view of the structure of FIG. 3B in accordance with the present utility model;

wherein: 1. a base; 2. a rotating table; 3. a right-angle connecting block; 4. a shell maker main body; 5. a first motor; 6. a first bevel gear; 7. a second bevel gear; 8. a hollow rotating shaft; 9. a T-shaped slider; 10. a second motor; 11. a third bevel gear; 12. a fourth bevel gear; 13. a screw shaft; 14. a slide bar; 15. a connecting block; 16. a slide block; 17. a shock insulation pad; 18. a reinforcing plate; 19. and a limiting plate.

Detailed Description

The utility model will be described in further detail with reference to the drawings and the detailed description.

Example 1

The utility model provides a tectorial membrane sand system shell machine, as shown in fig. 3 and 5, includes base 1, slewing mechanism, rolling table 2, elevating system, multiunit right angle connecting block 3 and multiunit system shell machine main part 4, and base 1 passes through the bolt mounting on ground, and slewing mechanism installs on the top of base 1, and slewing mechanism is used for driving rolling table 2 rotation.

The top of the rotating table 2 is uniformly provided with a plurality of groups of forming cavities, the lifting mechanism is also arranged on the base 1 and used for driving a plurality of groups of right-angle connecting blocks 3 and a plurality of groups of shell making machine bodies 4 to move up and down, the shell making machine bodies 4 are fixed at the bottom ends of the right-angle connecting blocks 3, and an air pump and an air valve are arranged on the right-angle connecting blocks 3 and connected with an external power supply through wires.

The rotating mechanism comprises a first motor 5, a first bevel gear 6, a second bevel gear 7, a hollow rotating shaft 8 and a plurality of groups of T-shaped sliding blocks 9, wherein the first motor 5 is fixed at the top end of the base 1, the output end of the first motor 5 is connected with the first bevel gear 6, the first bevel gear 6 is in meshed transmission connection with the second bevel gear 7, the second bevel gear 7 is fixed at the bottom of the hollow rotating shaft 8, the hollow rotating shaft 8 is fixed at the middle part of the bottom end of the rotating table 2, the plurality of groups of T-shaped sliding blocks 9 are uniformly arranged at the bottom end of the rotating table 2, the top end of the base 1 is provided with a circular sliding groove, and the plurality of groups of T-shaped sliding blocks 9 are all in sliding clamping with the top end of the base 1.

Pouring precoated sand into a forming cavity corresponding to the main body 4 of the shell making machine, driving the right-angle connecting block 3 and the main body 4 of the shell making machine to move downwards through a lifting mechanism, enabling the main body 4 of the shell making machine to enter the forming cavity, enabling the precoated sand to form a sand mould under the matched use of the main body 4 of the shell making machine and the rotating table 2, enabling workers to inject the precoated sand into other forming cavities in the process, driving the main body 4 of the shell making machine to move upwards through the lifting mechanism after sand mould forming, starting the first motor 5, driving the first bevel gear 6 to rotate through the first motor 5, enabling the first bevel gear 6 to be meshed with the second bevel gear 7 for transmission connection, driving the rotating table 2 to rotate under the matched use of the T-shaped sliding block 9, enabling the forming cavity filled with the precoated sand to be located below the main body 4 of the shell making machine, enabling the main body 4 of the shell making machine to move downwards again, taking out the formed sand from the forming cavity, pouring the precoated sand again, repeating the actions, continuously manufacturing the precoated sand, improving the manufacturing efficiency of the manufacturing sand, and avoiding the occurrence of the accident of the winding of the manufacturing machine due to the fact that the winding of the main body 4 is in line, and ensuring the fact that the winding of the winding machine is electrically-coiled.

Example 2

The utility model provides a tectorial membrane sand system shell machine, as shown in fig. 1, fig. 2, fig. 3 and fig. 5, including base 1, slewing mechanism, rolling table 2, elevating system, multiunit right angle connecting block 3 and multiunit system shell machine main part 4, base 1 passes through the bolt mounting on ground, and slewing mechanism installs on the top of base 1, and slewing mechanism is used for driving rolling table 2 rotation.

The top of the rotating table 2 is uniformly provided with a plurality of groups of forming cavities, and a lifting mechanism is also arranged on the base 1 and is used for driving a plurality of groups of right-angle connecting blocks 3 and a plurality of groups of shell making machine bodies 4 to move up and down. The shell making machine main body 4 is fixed at the bottom end of the right-angle connecting block 3, and an air pump and an air valve are arranged on the right-angle connecting block 3, and the air pump is connected with an external power supply through a wire.

The lifting mechanism comprises a second motor 10, a third bevel gear 11, a fourth bevel gear 12, a screw shaft 13, a slide bar 14, a connecting block 15, a slide block 16, a shock insulation pad 17 and a limiting plate 19.

The second motor 10 is fixed at the top end of the base 1, and the shock insulation pad 17 is fixed between the second motor 10 and the base 1. The output end of the second motor 10 is connected with a third bevel gear 11, the third bevel gear 11 is in meshed transmission connection with a fourth bevel gear 12, the fourth bevel gear 12 is fixed at the bottom of a screw shaft 13, the screw shaft 13 is rotationally connected with the top end of the base 1, the screw shaft 13 penetrates through the hollow rotating shaft 8 and the middle part of the rotating table 2, a sliding rod 14 is fixed at the rear side of the top end of the base 1, a connecting block 15 is in sliding connection with the sliding rod 14, the front end of the connecting block 15 is connected with a sliding block 16, the sliding block 16 is in threaded connection with the screw shaft 13, and a plurality of groups of right-angle connecting blocks 3 are uniformly fixed on the outer side wall of the sliding block 16.

The plurality of groups of reinforcing plates 18 are uniformly fixed at the upper and lower ends of the plurality of groups of right-angle connecting blocks 3 respectively, and the plurality of groups of reinforcing plates 18 are connected with the outer side ends of the sliding blocks 16. The limiting plate 19 is fixed on the top end of the slide bar 14, and the screw shaft 13 is rotatably connected with the front side of the bottom end of the limiting plate 19.

Pouring precoated sand into a molding cavity corresponding to the main body 4 of the shell making machine, driving a third bevel gear 11 to rotate through a second motor 10, enabling a screw shaft 13 to rotate through engagement transmission connection of the third bevel gear 11 and a fourth bevel gear 12, enabling a sliding block 16 to be used under the cooperation of a sliding rod 14 and a connecting block 15, driving a right-angle connecting block 3 and the main body 4 of the shell making machine to move downwards, enabling the main body 4 of the shell making machine to enter the molding cavity, enabling the precoated sand to form a sand mold under the cooperation of the main body 4 of the shell making machine and a rotating table 2, enabling a second motor 10 to rotate reversely after sand molding, enabling the main body 4 of the shell making machine to move upwards at the moment, starting a rotating mechanism, driving the rotating table 2 to rotate through the rotating mechanism, enabling the molding cavity filled with the precoated sand to be located below the main body 4 of the shell making machine, taking out molded sand from the molding cavity again, and pouring the precoated sand into the molding sand again, repeating the actions, thus realizing continuous manufacturing of the precoated sand into other molding cavities, improving the manufacturing efficiency, avoiding the continuous manufacturing of the shell making machine, and ensuring the continuous manufacturing of the air pump, and the wire-driving device.

As shown in fig. 1 to 5, when the utility model works, firstly pouring precoated sand into a molding cavity corresponding to a main body 4 of a shell making machine, driving a third bevel gear 11 to rotate through a second motor 10, enabling the third bevel gear 11 to be meshed with a fourth bevel gear 12 for transmission connection, enabling a screw shaft 13 to rotate, enabling a sliding block 16 to drive a right-angle connecting block 3 and the main body 4 of the shell making machine to move downwards under the cooperation of a sliding rod 14 and a connecting block 15, enabling the main body 4 of the shell making machine to enter the molding cavity, enabling the precoated sand to form a sand mold under the cooperation of the main body 4 of the shell making machine and a rotating table 2, enabling a worker to inject the precoated sand into other molding cavities after sand mold molding, enabling the main body 4 of the shell making machine to move upwards at the moment, starting a first motor 5, driving the first bevel gear 6 to rotate through the first motor 5, the first bevel gear 6 is meshed with the second bevel gear 7 for transmission connection, thereby the hollow rotating shaft 8 drives the rotating table 2 to rotate under the cooperation of the T-shaped sliding block 9, the molding cavity filled with the precoated sand is positioned below the shell making machine main body 4, the shell making machine main body 4 is downwards moved again, the molded molding sand is taken out from the molding cavity and is poured into the precoated sand again, the actions are repeated, the continuous manufacturing of the precoated sand mold is realized, the manufacturing efficiency is improved, the wire on the air pump arranged on the shell making machine main body 4 caused by the rotation of the shell making machine main body is prevented from winding and coiling mutually, the occurrence of the power connection accident is avoided, the use safety of the device is ensured, the actual installation requirement is met, the popularization is realized, then the influence of vibration on the second motor 10 is reduced by arranging the shock insulation pad 17, the stable operation of the second motor 10 is ensured, and by arranging the reinforcing plate 18, strengthen the intensity that right angle connecting block 3 and slider 16 are connected, improve the structural stability of device, through setting up limiting plate 19 simultaneously, carry out spacingly to slider 16, avoid slider 16 and lead screw axle 13 to break away from, improve the stability in use of device.

The main body 4, the first motor 5 and the second motor 10 of the present utility model are purchased on the market and are conventional, and those skilled in the art need only install and operate according to the instructions attached thereto without the need for creative efforts of those skilled in the art.

Claims (6)

1. The utility model provides a tectorial membrane sand system shell machine, including base (1), base (1) pass through the bolt mounting at ground, a serial communication port, still include slewing mechanism, rolling table (2), elevating system, multiunit right angle connecting block (3) and multiunit system shell machine main part (4), slewing mechanism installs the top at base (1), slewing mechanism is used for driving rolling table (2) and rotates, the top of rolling table (2) evenly is provided with the many die cavities of constituteing, and elevating system also installs on base (1), elevating system is used for driving multiunit right angle connecting block (3) and multiunit system shell machine main part (4) reciprocates, the bottom at right angle connecting block (3) is fixed to system shell machine main part (4), and be provided with air pump and valve on right angle connecting block (3), the air pump passes through the wire with external power source and is connected.

2. The precoated sand casing machine according to claim 1, characterized in that the rotating mechanism comprises a first motor (5), a first bevel gear (6), a second bevel gear (7), a hollow rotating shaft (8) and a plurality of groups of T-shaped sliding blocks (9), wherein the first motor (5) is fixed at the top end of the base (1), the output end of the first motor (5) is connected with the first bevel gear (6), the first bevel gear (6) is in meshed transmission connection with the second bevel gear (7), the second bevel gear (7) is fixed at the bottom of the hollow rotating shaft (8), the hollow rotating shaft (8) is fixed at the middle part of the bottom end of the rotating table (2), the plurality of groups of T-shaped sliding blocks (9) are uniformly arranged at the bottom end of the rotating table (2), the top end of the base (1) is provided with round sliding grooves, and the plurality of groups of T-shaped sliding blocks (9) are in sliding clamping with the top end of the base (1).

3. The precoated sand casing machine according to claim 1, characterized in that the lifting mechanism comprises a second motor (10), a third bevel gear (11), a fourth bevel gear (12), a screw shaft (13), a slide bar (14), a connecting block (15) and a slide block (16), wherein the second motor (10) is fixed at the top end of the base (1), the output end of the second motor (10) is connected with the third bevel gear (11), the third bevel gear (11) is in meshed transmission connection with the fourth bevel gear (12), the fourth bevel gear (12) is fixed at the bottom of the screw shaft (13), the screw shaft (13) is in rotary connection with the top end of the base (1), the screw shaft (13) penetrates through the hollow rotating shaft (8) and the middle of the rotating table (2), the slide bar (14) is fixed at the rear side of the top end of the base (1), the connecting block (15) is in sliding connection with the slide bar (14), the front end of the connecting block (15) is connected with the slide block (16), the slide block (16) is in threaded connection with the screw shaft (13), and a plurality of groups of slide blocks (3) are uniformly fixed on the outer side walls of the connecting blocks (16).

4. A precoated sand casing machine according to claim 3, characterized in that a shock insulation pad (17) is fixed between the second motor (10) and the base (1).

5. A precoated sand casing machine according to claim 3, characterized in that a plurality of groups of reinforcing plates (18) are uniformly fixed at the upper and lower ends of the plurality of groups of right-angle connecting blocks (3), respectively, and the plurality of groups of reinforcing plates (18) are connected with the outer ends of the sliding blocks (16).

6. A precoated sand casing machine according to claim 3, characterized in that the limiting plate (19) is fixed at the top end of the slide bar (14), and the screw shaft (13) is rotatably connected with the front side of the bottom end of the limiting plate (19).