CN215614836U - Adjustable mulling equipment who mills of casting machine - Google Patents

Abstract

The utility model discloses adjustable-grinding sand mixing equipment of a casting machine, which comprises a cylinder body and a hopper, wherein a fixed roller and a rotating roller are arranged on the inner side of the cylinder body, the rotating roller is arranged at the bottom of the fixed roller, brackets are respectively arranged on the outer sides of the fixed roller and the rotating roller, a motor is arranged at the bottom of the cylinder body through a bolt, a main shaft is arranged at the top of the motor, a connecting rod is welded at the top of the fixed roller, a top plate and a screen are welded at the top of the cylinder body, and the screen is arranged at the bottom of the top plate, the uniform grain size of the sand is guaranteed, the quality of the sand is improved, and the sand grinding device is suitable for grinding and mixing the sand for casting machinery.

Description

Adjustable mulling equipment who mills of casting machine

Technical Field

The utility model relates to the technical field of sand mulling equipment, in particular to adjustable-grinding sand mulling equipment for casting machinery.

Background

In the process of casting machine processing, the sand mold is required to be manufactured by using the molding sand, in order to ensure the quality of the sand mold and the uniformity of the molding sand, the sand mixing operation is required to be performed by using the sand mixing equipment, the utility model with the patent application number of CN202021145795.2 discloses the sand mixing equipment of the casting machine with high forming rate, the existing sand mixing equipment basically has the advantages of high mixing speed, uniform mixing of the molding sand, simple operation, high working stability, long service life and the like, and can meet the use requirement of uniform mixing of the sand for the casting machine, however, for the existing sand mixing equipment, on one hand, when the sand mixing operation is performed, especially for the sand which is secondarily utilized, more caking is easily generated in the sand due to high temperature, the recycling of the molding sand can not be effectively ensured, on the other hand, when the molding sand is ground, the grinding pressure can not be automatically controlled, the pressure is insufficient and the agglomerates are not ground, or the pressure is too high and the sand is too fine.

Therefore, how to design a sand mixing device with adjustable grinding of a casting machine becomes a problem to be solved currently.

SUMMERY OF THE UTILITY MODEL

Aiming at the defects in the prior art, the utility model aims to provide adjustable grinding sand mixing equipment for a casting machine, which is used for solving the problems in the background art.

In order to achieve the purpose, the utility model provides the following technical scheme: the utility model provides a sand mixing equipment that casting machine adjustable was milled, includes the equipment body, the equipment body includes barrel and hopper, the hopper welding is at the top of barrel, fixed roller and commentaries on classics roller are installed to the inboard of barrel, change the roller setting in the bottom of fixed roller, the support is all installed to the outside side of fixed roller and commentaries on classics roller, the motor is installed through the bolt in the bottom of barrel, the main shaft is installed at the top of motor, the top welding of fixed roller has the connecting rod, the top welding of barrel has roof and screen cloth, the screen cloth sets up the bottom at the roof, the bottom welding of screen cloth has the swash plate, the welding has the sleeve on the inner wall of barrel, the piston has been blocked to the inboard of sleeve, the bottom welding of barrel has fishplate, sieve and bottom plate, fishplate and bottom plate set up respectively at the top and the bottom of sieve, all the welding has scraper blade one and scraper blade two on main shaft and the connecting rod, the outside side welding of barrel has oil pipe, the welding of one side of barrel has the calandria, the welding of the opposite side of barrel has the exit tube, the switch is installed through the bolt in the outside of barrel.

As a preferred embodiment of the present invention, the switch is connected to the motor through an electric wire, the bottom end of the main shaft is mounted on the output shaft of the motor through a bolt, the top end of the main shaft sequentially passes through the bottom plate, the sieve plate and the joint plate and is welded at the center of the rotating roller, the rotating roller is mounted on the inner side of the bracket through a bearing, and the outer side of the rotating roller is mounted on the inner wall of the cylinder through the bracket.

In a preferred embodiment of the present invention, the oil pipe passes through the outer wall of the cylinder and is communicated with the sleeve, the top of the piston is clamped on the inner wall of the sleeve, and the bottom of the piston passes through the sleeve and is connected with the fixed roller through the bracket.

As a preferred embodiment of the present invention, the bottom of the hopper penetrates through the cylinder and extends to the top of the top plate, the top plate is welded on the inner wall of the cylinder through a support rod, the center of the screen is welded on the top of the fixed roller through a conduit, the centers of the screen and the fixed roller are both provided with a through hole, the top of the inclined plate is welded on the bottom of the screen, the bottom of the inclined plate is arranged on the top of the fixed roller, and the diameter of the inclined plate is greater than that of the fixed roller.

In a preferred embodiment of the present invention, the scrapers are respectively clamped on the tops of the top plate, the sieve plate and the bottom plate, and the scrapers are respectively clamped on the tops of the sieve mesh and the connecting plate.

In a preferred embodiment of the present invention, the rack pipes are welded to the top of one side of the screen plate, and the outlet pipes are welded to the top of the other side of the bottom plate.

Has the advantages that: 1. the adjustable milling sand mixing equipment for the casting machine is provided with the barrel, the hopper, the fixed roller, the rotary roller, the support, the motor, the main shaft, the connecting rod, the inclined plate, the sleeve, the piston and the oil pipe, so that sand cast and sintered into blocks can be effectively ground and crushed by the fixed roller and the rotary roller, the utilization rate of the sand is effectively improved, a screen which is directly sintered into blocks is prevented from being discarded, the consumption of the sand is reduced, and the casting cost is saved.

2. This adjustable mulling equipment of milling of casting machine, owing to be provided with barrel, hopper, fixed roll, change roller, support, motor, main shaft, connecting rod, roof, screen cloth, swash plate, sleeve, piston and oil pipe, can adjust grinding pressure effectively when carrying out the grinding of grit, and then guarantee effectively that grinding pressure can enough ensure that the sieve that will sinter the blocking is ground and is smashed, can prevent again that the sieve that does not sinter the blocking is ground into powder, guarantee that the particle diameter of grit is even, improve the quality of grit.

3. This adjustable mulling equipment that mills of casting machine reasonable in design, it is comparatively high-efficient convenient during the use, be applicable to the grinding of casting machine with sand and use mixedly.

Drawings

FIG. 1 is a schematic structural view of an adjustable-grinding sand mulling apparatus of a casting machine according to the present invention;

FIG. 2 is a vertical cross-sectional view of an adjustable mill mulling apparatus of a casting machine of the present invention;

FIG. 3 is a sectional top view of a first scraper of an adjustable grinding and sand mixing apparatus of a casting machine according to the present invention;

FIG. 4 is a sectional top view of a second scraper of the adjustable-grinding sand mulling equipment of the casting machine of the present invention;

in the figure: 1. a barrel; 2. a hopper; 3. fixing a roller; 4. rotating the roller; 5. a support; 6. a motor; 7. a main shaft; 8. a connecting rod; 9. a top plate; 10. screening a screen; 11. a sloping plate; 12. a sleeve; 13. a switch; 14. A piston; 15. connecting a plate; 16. a sieve plate; 17. a base plate; 18. a first scraper plate; 19. a second scraper plate; 20. An oil pipe; 21. arranging pipes; 22. and (6) discharging the pipe.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1 to 4, the present invention provides a technical solution: the utility model provides a sand mixing equipment that casting machine adjustable was milled, includes the equipment body, the equipment body includes barrel 1 and hopper 2, the welding of hopper 2 is at the top of barrel 1, fixed roller 3 and commentaries on classics roller 4 are installed to the inboard of barrel 1, change roller 4 and set up the bottom at fixed roller 3, support 5 is all installed to the outside side of fixed roller 3 and commentaries on classics roller 4, motor 6 is installed through the bolt in the bottom of barrel 1, main shaft 7 is installed at the top of motor 6, the top welding of fixed roller 3 has connecting rod 8, the top welding of barrel 1 has roof 9 and screen cloth 10, screen cloth 10 sets up the bottom at roof 9, the bottom welding of screen cloth 10 has swash plate 11, the welding has sleeve 12 on the inner wall of barrel 1, the inboard card of sleeve 12 has piston 14, the bottom welding of barrel 1 has fishplate 15, sieve 16 and bottom plate 17, the fishplate bar 15 and the bottom plate 17 are respectively arranged at the top and the bottom of the sieve plate 16, a first scraper 18 and a second scraper 19 are welded on the main shaft 7 and the connecting rod 8, an oil pipe 20 is welded on the outer side of the cylinder 1, a discharge pipe 21 is welded on one side of the cylinder 1, an outlet pipe 22 is welded on the other side of the cylinder 1, a switch 13 is installed on the outer side of the cylinder 1 through bolts, when the scraper works, sand is loaded into the hopper 2, the sand is stacked on the top plate 9, when the sand is stacked at the bottom of the hopper 2, the bottom of the hopper 2 can be automatically plugged by the sand, when the sand on the top plate 9 is pulled outwards by the first scraper 18, the sand automatically falls down from the hopper 2, and then the rotation of the first scraper 18 can be effectively utilized to automatically complete the feeding of the sand, so that the feeding speed is consistent with the speed of the sand falling from the top plate 9 onto the screen 10, and then the feeding speed of the sand is automatically controlled, and the feeding speed is ensured to be consistent with the processing speed of the sand.

As a preferred embodiment of the present invention, the switch 13 is connected to the motor 6 through an electric wire, the bottom end of the main shaft 7 is mounted on the output shaft of the motor 6 through a bolt, the top end of the main shaft 7 sequentially passes through the bottom plate 17, the sieve plate 16 and the connecting plate 15 and is welded at the center of the rotating roller 4, the rotating roller 4 is mounted inside the bracket 5 through a bearing, the outer side of the rotating roller 4 is mounted on the inner wall of the cylinder 1 through the bracket 5, and the main shaft 7 can be driven to rotate through the motor 6, so that the main shaft 7 drives the rotating roller 4 to rotate at the bottom of the fixed roller 3.

In a preferred embodiment of the present invention, the oil pipe 20 passes through the outer wall of the cylinder 1 and communicates with the sleeve 12, the top of the piston 14 is clamped on the inner wall of the sleeve 12, the bottom end of the piston 14 penetrates through the sleeve 12 and is connected with the fixed roller 3 through the bracket 5, the oil pipe 20 is externally connected with a hydraulic pump, the hydraulic pump is opened, hydraulic oil is introduced into the sleeve 12 through the oil pipe 20, when sand enters between the rotating roller 4 and the fixed roller 3 for grinding, the oil pressure of the hydraulic oil can be used for adjusting the pressure of the piston 14 which presses the fixed roller 3 downwards through the bracket 5, so as to adjust the grinding pressure of the fixed roller 3 on the sand on the rotating roller 4, and the grinding pressure is effectively ensured, so that the sintered and agglomerated sieve can be ground and crushed, the unsintered and agglomerated sieve can be prevented from being ground into powder, the uniform particle size of the sand is ensured, and the quality of the sand is improved.

In a preferred embodiment of the present invention, the bottom of the hopper 2 penetrates through the cylinder 1 and extends to the top of the top plate 9, the top plate 9 is welded on the inner wall of the cylinder 1 through a support rod, the center of the screen 10 is welded on the top of the fixed roller 3 through a conduit, the centers of the screen 10 and the fixed roller 3 are both provided with through holes, the top of the inclined plate 11 is welded on the bottom of the screen 10, the bottom of the inclined plate 11 is arranged on the top of the fixed roller 3, and the diameter of the inclined plate 11 is larger than that of the fixed roller 3.

In a preferred embodiment of the present invention, the first scrapers 18 are respectively clamped on the tops of the top plate 9, the sieve plate 16 and the bottom plate 17, and the second scrapers 19 are respectively clamped on the tops of the sieve mesh 10 and the connecting plate 15.

In a preferred embodiment of the utility model, the discharge pipe 21 is welded on the top of one side of the screen plate 16, the discharge pipe 22 is welded on the top of the other side of the bottom plate 17, when the rotary roller 4 rotates, the rotary roller 4 drives the first scraper 18 and the second scraper 19 to rotate through the connecting rod 8 respectively, so that the first scraper 18 pushes the sand on the top plate 9 outwards and falls onto the screen 10, after the screening of the screen 10, the thinner sand falls directly to the outer side of the connecting plate 15 through the inclined plate 11, the caked and thicker sand falls onto the rotary roller 4 through the screen 10 and the through holes on the fixed roller 3 under the pushing of the second scraper 19, is driven by the rotary roller 4 to generate centrifugal force to roll from inside to outside on the rotary roller 4, when the sand rolls between the fixed roller 3 and the rotary roller 4, the caked and thicker sand is ground into fine sand by the fixed roller 3 and the rotary roller 4, falls onto the connecting plate 15 through the outer side of the rotary roller 4 and is scraped to the inner side of the connecting plate 15 by the second scraper 19, and the qualified sand falls on the sieve plate 16, falls on the bottom plate 17 and is pushed outwards by the first scraper 18, so that the mixing operation of the sand can be effectively completed, the sand is discharged through the outlet pipe 22, the sand with a coarse particle size is pushed outwards by the first scraper 18 on the sieve plate 16 and is discharged through the discharge pipe 21, the sand is effectively screened, ground, sieved again and mixed, the sand which is cast and sintered into blocks is ground and crushed, the utilization rate of the sand is effectively improved, the situation that the sintered blocks are directly discarded is avoided, the consumption of the sand is reduced, and the casting cost is saved.

The adjustable-grinding sand mixing equipment of the casting machine supplies electric energy to all electric equipment through an external power supply, when the adjustable-grinding sand mixing equipment works, sand is filled into the hopper 2, the sand is stacked on the top plate 9 by utilizing the sand, when the sand is stacked at the bottom of the hopper 2, the bottom of the hopper 2 can be automatically plugged by utilizing the sand, when the sand on the top plate 9 is pulled outwards by utilizing the scraper plate I18, the sand automatically falls down from the hopper 2, the rotation of the scraper plate I18 can be effectively utilized to automatically complete the feeding of the sand, the feeding speed is consistent with the speed of the sand falling from the top plate 9 onto the screen 10, the feeding speed of the sand is automatically controlled, the feeding speed is consistent with the processing speed of the sand, the switch 13 is opened, the motor 6 drives the main shaft 7 to rotate, and the main shaft 7 drives the rotating roller 4 to rotate at the bottom of the fixed roller 3, when the rotary roller 4 rotates, the rotary roller 4 drives the first scraper 18 and the second scraper 19 to rotate through the connecting rod 8 respectively, so that the first scraper 18 pushes the sand on the top plate 9 outwards and falls onto the screen 10, the finer sand directly falls onto the outer side of the connecting plate 15 through the inclined plate 11 after being screened by the screen 10, the caked and coarser sand falls onto the rotary roller 4 through the openings on the screen 10 and the fixed roller 3 under the pushing of the second scraper 19, the caked and coarser sand is driven by the rotary roller 4 to generate centrifugal force to roll on the rotary roller 4 from inside to outside, when the sand rolls between the fixed roller 3 and the rotary roller 4, the caked and coarser sand is ground into fine sand by the fixed roller 3 and the rotary roller 4, then falls onto the connecting plate 15 through the outer side of the rotary roller 4, is scraped towards the inner side of the connecting plate 15 by the second scraper 19 and then falls onto the screen plate 16, qualified sand is screened onto the bottom plate 17 and is pushed outwards by the first scraper 18, and the mixing operation of the sand can be effectively completed, the sand with the larger particle size is discharged through the outlet pipe 22, the sand with the larger particle size is pushed outwards by the first scraper 18 on the sieve plate 16 and is discharged through the discharge pipe 21, the sand is effectively screened, ground, sieved again and mixed, the cast and sintered sand is ground and crushed, the utilization rate of the sand is effectively improved, the sintered and sintered sieve is prevented from being directly discarded, the consumption of the sand is reduced, the casting cost is saved, the oil pipe 20 is externally connected with a hydraulic pump, the hydraulic pump is opened, hydraulic oil is introduced into the sleeve 12 through the oil pipe 20, when the sand enters between the rotating roller 4 and the fixed roller 3 for grinding, the pressure of the piston 14 downwards extruding the fixed roller 3 through the bracket 5 can be adjusted by utilizing the oil pressure of the hydraulic oil, the grinding pressure of the fixed roller 3 on the rotating roller 4 is adjusted, and the grinding pressure can be effectively ensured to ensure that the sintered and crushed sieve can be ground, but also can prevent the screen which is not sintered into blocks from being ground into powder, thereby ensuring the uniform grain diameter of the sand and improving the quality of the sand.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims (6)

1. The utility model provides a sand mulling equipment that casting machine adjustable was milled, includes the equipment body, its characterized in that: the equipment body comprises a barrel body (1) and a hopper (2), wherein the hopper (2) is welded at the top of the barrel body (1), a fixed roller (3) and a rotary roller (4) are installed on the inner side of the barrel body (1), the rotary roller (4) is arranged at the bottom of the fixed roller (3), a support (5) is installed on the outer side of the fixed roller (3) and the outer side of the rotary roller (4), a motor (6) is installed at the bottom of the barrel body (1) through bolts, a main shaft (7) is installed at the top of the motor (6), a connecting rod (8) is welded at the top of the fixed roller (3), a top plate (9) and a screen (10) are welded at the top of the barrel body (1), the screen (10) is arranged at the bottom of the top plate (9), an inclined plate (11) is welded at the bottom of the screen (10), a sleeve (12) is welded on the inner wall of the barrel body (1), and a piston (14) is clamped at the inner side of the sleeve (12), the welding of the bottom of barrel (1) has fishplate bar (15), sieve (16) and bottom plate (17), fishplate bar (15) and bottom plate (17) set up respectively in the top and the bottom of sieve (16), all weld on main shaft (7) and connecting rod (8) and have scraper blade (18) and scraper blade two (19), the outside side welding of barrel (1) has oil pipe (20), the welding of one side of barrel (1) has calandria (21), the opposite side welding of barrel (1) has exit tube (22), switch (13) is installed through the bolt in the outside of barrel (1).

2. The adjustable grinding mulling apparatus of a foundry machine as recited in claim 1, wherein: switch (13) are connected with motor (6) through the electric wire, the bottom of main shaft (7) is passed through the bolt and is installed on the output shaft of motor (6), bottom plate (17), sieve (16) and fishplate bar (15) and welding are passed in proper order in the top of main shaft (7) and are located in the center of changeing roller (4), change roller (4) and pass through the bearing and install the inboard in support (5), the outside of changeing roller (4) is passed through support (5) and is installed on the inner wall of barrel (1).

3. The adjustable grinding mulling apparatus of a foundry machine as recited in claim 1, wherein: the oil pipe (20) penetrates through the outer wall of the barrel body (1) and is communicated with the sleeve (12), the top of the piston (14) is clamped on the inner wall of the sleeve (12), and the bottom end of the piston (14) penetrates through the sleeve (12) and is connected with the fixed roller (3) through the support (5).

4. The adjustable grinding mulling apparatus of a foundry machine as recited in claim 1, wherein: barrel (1) and the top that extends to roof (9) are passed to the bottom of hopper (2), roof (9) are passed through the branch welding on the inner wall of barrel (1), the center department of screen cloth (10) is through the pipe welding at the top of deciding roller (3), the opening has all been seted up in the center department of screen cloth (10) and deciding roller (3), the top welding of swash plate (11) is in the bottom of screen cloth (10), the bottom setting of swash plate (11) is at the top of deciding roller (3), the diameter of swash plate (11) is greater than the diameter of deciding roller (3).

5. The adjustable grinding mulling apparatus of a foundry machine as recited in claim 1, wherein: the first scrapers (18) are respectively clamped at the tops of the top plate (9), the sieve plate (16) and the bottom plate (17), and the second scrapers (19) are respectively clamped at the tops of the sieve mesh (10) and the connecting plate (15).

6. The adjustable grinding mulling apparatus of a foundry machine as recited in claim 1, wherein: the calandria (21) is welded on the top of one side of the sieve plate (16), and the outlet pipe (22) is welded on the top of the other side of the bottom plate (17).

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