CN220091577U - Precoated sand smashing and screening device - Google Patents

Abstract

The utility model relates to the technical field of precoated sand processing, and discloses a precoated sand crushing and screening device which comprises supporting legs, wherein a discharging funnel is fixedly connected to the upper surfaces of the supporting legs, a screening cylinder is arranged on the upper surface of the discharging funnel in a fitting mode, a screening net is fixedly connected to the inner wall of the screening cylinder, and a discharging pipe is fixedly connected to the side face of the screening cylinder. According to the utility model, through the cooperation of the supporting plate, the upright posts, the first connecting blocks, the second connecting blocks, the clamping grooves, the annular circular plate, the limiting rings, the grooves, the clamping plates and the pressing mechanism, a user can fix the screening cylinder between the discharging hopper and the crushing cylinder, and meanwhile, after the crushing cylinder is detached from the crushing and screening device, the user can increase or decrease the number of the screening cylinders according to the use requirement, so that the number and the pore size of the screening net on the crushing and screening device can be freely adjusted according to the screening requirement, and the crushing and screening device is convenient to use.

Description

Precoated sand smashing and screening device

Technical Field

The utility model relates to the technical field of precoated sand processing, in particular to a precoated sand crushing and screening device.

Background

The precoated sand mainly adopts high-quality carefully selected natural quartz sand as raw sand, thermoplastic phenolic resin, urotropine and reinforcing agent as raw materials, and the proportion is properly adjusted in the aspects of curing speed, stripping property, fluidity, collapsibility, casting surface smoothness, storage and the like according to different technical requirements of users, so that the precoated sand is one of the best modeling materials such as automobiles, tractors, hydraulic parts and the like.

At present, when handling the tectorial membrane sand on the market, smashing the tectorial membrane sand through rotatory crushing wheel earlier generally, then sieving the tectorial membrane sand after smashing through screening net, for example chinese patent publication No. CN216440758U discloses a tectorial membrane sand smashes screening equipment, but because screening net is located the tectorial membrane sand commonly and smashes screening plant to, screening net's quantity and aperture size are fixed, and then lead to the tectorial membrane sand to smash screening plant and can't satisfy different screening demands.

Disclosure of Invention

The utility model aims to solve the defects existing in the prior art, such as: at present, when handling the tectorial membrane sand on the market, smashing the tectorial membrane sand through rotatory crushing wheel earlier generally, then sieving the tectorial membrane sand after smashing through screening net, for example chinese patent publication No. CN216440758U discloses a tectorial membrane sand smashes screening equipment, but because screening net is located the tectorial membrane sand commonly and smashes screening plant to, screening net's quantity and aperture size are fixed, and then lead to the tectorial membrane sand to smash screening plant and can't satisfy different screening demands, and a tectorial membrane sand smashes screening plant is proposed.

In order to achieve the above purpose, the present utility model adopts the following technical scheme:

the utility model provides a screening plant is smashed to tectorial membrane sand, includes the supporting leg, the last fixed surface of supporting leg is connected with ejection of compact funnel, the upper surface laminating of ejection of compact funnel is provided with screening section of thick bamboo, the inner wall fixedly connected with screening net of screening section of thick bamboo, the side fixedly connected with discharging pipe of screening section of thick bamboo, the upper surface laminating of screening section of thick bamboo is provided with crushing section of thick bamboo, the inner wall fixedly connected with crushing mechanism of crushing section of thick bamboo, the fixed surface of ejection of compact funnel is connected with the backup pad, the upper surface fixedly connected with stand of backup pad, the fixed surface of screening section of thick bamboo is connected with first connecting block, the inner wall of first connecting block and the surface contact of stand, the fixed surface of crushing section of thick bamboo is connected with the second connecting block, the inner wall of second connecting block and the surface contact of stand, the stand is close to one side of crushing section of thick bamboo has seted up the draw-in groove, the surface laminating of crushing section of thick bamboo is provided with the annular plectane, the upper and lower both sides laminating of annular plectane is provided with the spacing ring, the inner wall and the fixed surface connection of crushing section of thick bamboo, the annular surface is seted up the recess, the inner wall fixedly connected with stand, the inner wall and the left side of annular plectane is pressed down, the annular plectane is connected with the clamping plate and the fixed surface of annular side.

Preferably, the crushing mechanism comprises a hollow circular plate, the surface of the hollow circular plate is fixedly connected with the inner wall of the crushing cylinder, the bottom of the hollow circular plate is fixedly connected with a motor cover, the inner wall of the motor cover is fixedly connected with a driving motor, the output end of the driving motor is fixedly connected with a T-shaped shaft, the surface of the T-shaped shaft and the inner wall of the hollow circular plate are fixedly connected with bearings, the surface of the T-shaped shaft is fixedly connected with a crushing wheel, and a discharging hole is formed in the hollow circular plate.

Preferably, the pressing mechanism comprises a mounting block, the left side and the right side of the crushing cylinder are fixedly connected with the side faces of the mounting block, the bottom of the mounting block is fixedly connected with a hydraulic push rod, the bottom of the hydraulic push rod is fixedly connected with a pressing block, a rubber pad is adhered to the bottom of the pressing block, and the bottom of the rubber pad is in contact with the upper surface of the annular circular plate.

Preferably, the upper surface fixedly connected with first magnetism post of second connecting block, the through-hole has been seted up to the inside of cardboard, the inner wall fixedly connected with second magnetism post of through-hole, the bottom and the upper surface contact of first magnetism post of second magnetism post.

Preferably, the left side and the right side of the crushing cylinder are fixedly connected with L-shaped columns, and the L-shaped columns are positioned below the pressing mechanism.

Preferably, the number of the clamping plates is four, and the four clamping plates are symmetrically distributed by taking the crushing cylinder as a center.

Compared with the prior art, the utility model has the beneficial effects that:

according to the utility model, through the cooperation of the supporting plate, the upright posts, the first connecting blocks, the second connecting blocks, the clamping grooves, the annular circular plate, the limiting rings, the grooves, the clamping plates and the pressing mechanism, a user can fix the screening cylinder between the discharging hopper and the crushing cylinder, and meanwhile, after the crushing cylinder is detached from the crushing and screening device, the user can increase or decrease the number and the aperture size of the screening cylinder according to the use requirement, so that the number and the aperture size of the screening net on the crushing and screening device can be freely adjusted according to the screening requirement, and the crushing and screening device is convenient to use.

According to the utility model, the first magnetic column and the second magnetic column are arranged, when the clamping plate is inserted into the clamping groove, and the clamping plate is aligned with the clamping groove, the resistance of the annular circular plate during rotation is increased through the suction force between the first magnetic column and the second magnetic column, and then the annular circular plate is not easy to rotate after the clamping plate is aligned with the clamping groove through the matching of the first magnetic column and the second magnetic column, so that a user can accurately align the clamping plate with the clamping groove, and meanwhile, the L-shaped column supports the pressed position of the annular circular plate, so that the edge of the annular circular plate is prevented from being pressed and bent by the pressing block.

Drawings

FIG. 1 is a schematic illustration of the structure of the present utility model;

FIG. 2 is a cross-sectional view taken along line A-A of FIG. 1 in accordance with the present utility model;

FIG. 3 is a right side view of the structure of the present utility model;

FIG. 4 is a top view of a screen drum of the present utility model;

FIG. 5 is a top view of the shredder basket of the present utility model;

FIG. 6 is a schematic view of a shredder mechanism according to the present utility model;

FIG. 7 is a top view of the annular ring of the present utility model;

FIG. 8 is a schematic view of a column of the present utility model;

fig. 9 is a side view of the pressing mechanism of the present utility model.

In the figure: 1. support legs; 2. a discharge hopper; 3. a sieving cylinder; 4. screening net; 5. a discharge pipe; 6. a crushing cylinder; 7. a crushing mechanism; 71. a hollow circular plate; 72. a motor cover; 73. a driving motor; 74. a T-shaped shaft; 75. a bearing; 76. a pulverizing wheel; 77. a discharge hole; 8. a support plate; 9. a column; 10. a first connection block; 11. a second connection block; 12. a clamping groove; 13. a ring-shaped circular plate; 14. a limiting ring; 15. a groove; 16. a clamping plate; 17. a pressing mechanism; 171. a mounting block; 172. a hydraulic push rod; 173. pressing the blocks; 174. a rubber pad; 18. a first magnetic pillar; 19. a through hole; 20. a second magnetic pillar; 21. l-shaped column.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments.

In the description of the present utility model, it should be understood that the terms "upper," "lower," "front," "rear," "left," "right," "top," "bottom," "inner," "outer," and the like indicate or are based on the orientation or positional relationship shown in the drawings, merely to facilitate description of the present utility model and to simplify the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model.

Example 1

Referring to fig. 1-9, a precoated sand crushing and screening device comprises a supporting leg 1, wherein the upper surface of the supporting leg 1 is fixedly connected with a discharge hopper 2, the upper surface of the discharge hopper 2 is fixedly connected with a screening cylinder 3, the inner wall of the screening cylinder 3 is fixedly connected with a screening net 4, precoated sand entering the screening cylinder 3 is screened through the screening net 4, the side surface of the screening cylinder 3 is fixedly connected with a discharge pipe 5, precoated sand which does not pass through the screening net 4 is discharged through the discharge pipe 5, the upper surface of the screening cylinder 3 is fixedly connected with a crushing cylinder 6, the inner wall of the crushing cylinder 6 is fixedly connected with a crushing mechanism 7, the surface of the discharge hopper 2 is fixedly connected with a supporting plate 8, the upper surface of the supporting plate 8 is fixedly connected with a stand column 9, the surface of the screening cylinder 3 is fixedly connected with a first connecting block 10, the inner wall of the first connecting block 10 is contacted with the surface of the stand column 9, the cooperation of the stand column 9 and the first connecting block 10 is performed, the discharging hopper 2 is aligned with the sieving cylinder 3, the sieving cylinder 3 can not rotate, the surface of the crushing cylinder 6 is fixedly connected with a second connecting block 11, the inner wall of the second connecting block 11 is in contact with the surface of the upright post 9, the crushing cylinder 6 is aligned with the sieving cylinder 3 by the cooperation of the second connecting block 11 and the upright post 9, the crushing cylinder 6 can not rotate, a clamping groove 12 is formed in one side of the upright post 9, which is close to the crushing cylinder 6, the surface of the crushing cylinder 6 is provided with an annular circular plate 13 in a fitting way, the upper side and the lower side of the annular circular plate 13 are provided with limiting rings 14 in a fitting way, the inner wall of the limiting rings 14 is fixedly connected with the surface of the crushing cylinder 6, the annular circular plate 13 can not move up and down in the crushing cylinder 6 through the limiting rings 14, grooves 15 are formed in the surface of the annular circular plate 13, clamping plates 16 are fixedly connected with the inner wall of the grooves 15, the number of the clamping plates 16 is four, and four cardboard 16 are symmetrical distribution with crushing section of thick bamboo 6 as the center, the inner wall of draw-in groove 12 and the one side that spacing ring 14 is close to annular plectane 13 all with the surface contact of cardboard 16, when cardboard 16 inserts in the draw-in groove 12, through the cooperation of cardboard 16 and draw-in groove 12, make crushing section of thick bamboo 6 unable upward movement, after cardboard 16 and draw-in groove 12 separation, crushing section of thick bamboo 6 can take away from screening section of thick bamboo 3, the equal fixedly connected with pressing mechanism 17 of left and right sides of crushing section of thick bamboo 6, the bottom of pressing mechanism 17 contacts with the upper surface of annular plectane 13.

The crushing mechanism 7 comprises a hollow circular plate 71, the surface of the hollow circular plate 71 is fixedly connected with the inner wall of the crushing cylinder 6, the bottom of the hollow circular plate 71 is fixedly connected with a motor cover 72, the inner wall of the motor cover 72 is fixedly connected with a driving motor 73, the output end of the driving motor 73 is fixedly connected with a T-shaped shaft 74, the surface of the T-shaped shaft 74 and the inner wall of the hollow circular plate 71 are fixedly connected with bearings 75, the surface of the T-shaped shaft 74 is fixedly connected with a crushing wheel 76, the crushing wheel 76 is driven to rotate by the driving motor 73, coated sand on the hollow circular plate 71 is crushed through the rotating crushing wheel 76, a discharge hole 77 is formed in the hollow circular plate 71, and the crushed coated sand is discharged through the discharge hole 77.

The pressing mechanism 17 comprises a mounting block 171, the left side and the right side of the crushing cylinder 6 are fixedly connected with the side face of the mounting block 171, the bottom of the mounting block 171 is fixedly connected with a hydraulic push rod 172, the bottom of the hydraulic push rod 172 is fixedly connected with a pressing block 173, the pressing block 173 is controlled to move up and down through the hydraulic push rod 172, a rubber pad 174 is adhered to the bottom of the pressing block 173, the bottom of the rubber pad 174 is contacted with the upper surface of the annular circular plate 13, when the rubber pad 174 is tightly contacted with the annular circular plate 13, the annular circular plate 13 cannot rotate due to friction between the annular circular plate 13 and the rubber pad 174, the left side and the right side of the crushing cylinder 6 are fixedly connected with L-shaped columns 21, the L-shaped columns 21 are located below the pressing mechanism 17, the pressing position of the annular circular plate 13 is supported through the L-shaped columns 21, and the edge of the annular circular plate 13 is further prevented from being bent by the pressing block 173.

Example two

Referring to fig. 1 to 7, the upper surface of the second connection block 11 is fixedly connected with a first magnetic column 18, a through hole 19 is formed in the card 16, a second magnetic column 20 is fixedly connected to the inner wall of the through hole 19, the bottom of the second magnetic column 20 is in contact with the upper surface of the first magnetic column 18, and the first magnetic column 18 and the second magnetic column 20 are arranged, wherein when the card 16 is inserted into the card slot 12, and the card 16 is aligned with the card slot 12, the resistance of the ring-shaped circular plate 13 during rotation is increased through the suction between the first magnetic column 18 and the second magnetic column 20, and further, after the card 16 is aligned with the card slot 12, the ring-shaped circular plate 13 is not easy to rotate, so that a user can accurately align the card 16 with the card slot 12.

In the present utility model, when the device is used, the user firstly separates the rubber pad 174 from the annular circular plate 13 through the hydraulic push rod 172, then removes the clamping plate 16 from the clamping groove 12 through rotating the annular circular plate 13, then removes the crushing cylinder 6 from the sieving cylinder 3, adjusts the number and the aperture size of the sieving cylinder 3 on the discharging funnel 2 according to sieving requirements, after the number and the aperture size of the sieving cylinder 3 are adjusted, places the crushing cylinder 6 on the sieving cylinder 3, and covers the second connecting block 11 on the upright post 9, then makes the clamping plate 16 insert into the clamping groove 12 through rotating the annular circular plate 13, makes the rubber pad 174 contact with the annular circular plate 13 through rotating the hydraulic push rod 172 after the clamping plate 16 is inserted into the clamping groove 12, at this time, fixes the clamping plate 16 in the clamping groove 12 through the friction between the rubber pad 174 and the annular circular plate 13, fixes the sieving cylinder 3 and the crushing cylinder 6 on the sieving funnel 2, firstly pours the precoated sand into the crushing cylinder 6 when crushing precoated sand into the crushing cylinder 6, and turns on the sieving cylinder motor, makes the crushed precoated sand fall out of the sieving drum 4 through the sieve 76 through the sieve tube 77 through rotating the sieve plate 76, and makes the crushed precoated sand fall out of the sieve 4 through the sieve 77 through the sieve plate 77, and the sieve 4 passes through the sieve plate 4 after the sieve 4 passes through the sieve plate is crushed through the sieve plate 4.

The present utility model is not limited to the above-mentioned embodiments, and any person skilled in the art, based on the technical solution of the present utility model and the inventive concept thereof, can be replaced or changed within the scope of the present utility model.

It is noted that relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Claims (6)

1. The utility model provides a screening plant is smashed to tectorial membrane sand, includes supporting leg (1), a serial communication port, the last fixed surface of supporting leg (1) is connected with ejection of compact funnel (2), the upper surface laminating of ejection of compact funnel (2) is provided with screening section of thick bamboo (3), the inner wall fixedly connected with screening net (4) of screening section of thick bamboo (3), the side fixedly connected with discharging pipe (5) of screening section of thick bamboo (3), the upper surface laminating of screening section of thick bamboo (3) is provided with crushing section of thick bamboo (6), the inner wall fixedly connected with crushing mechanism (7) of crushing section of thick bamboo (6), the fixed surface of ejection of compact funnel (2) is connected with backup pad (8), the upper surface fixedly connected with stand (9) of backup pad (8), the fixed surface of screening section of thick bamboo (3) is connected with first connecting block (10), the inner wall and the surface contact of stand (9) of first connecting block (10), the surface fixedly connected with second connecting block (11) of crushing section of thick bamboo (6), the inner wall and the surface contact of stand (9) of second connecting block (11) are provided with crushing section of thick bamboo (6), annular disc (13) are close to one side (13) and are provided with annular disc (13), the inner wall of spacing ring (14) is connected with the fixed surface of crushing section of thick bamboo (6), recess (15) have been seted up on the surface of annular plectane (13), the inner wall fixedly connected with cardboard (16) of recess (15), the inner wall of draw-in groove (12) and one side that spacing ring (14) are close to annular plectane (13) all with the surface contact of cardboard (16), the equal fixedly connected with pressing mechanism (17) in left and right sides of crushing section of thick bamboo (6), the bottom of pressing mechanism (17) contacts with the upper surface of annular plectane (13).

2. The precoated sand smashing and screening device according to claim 1, wherein the smashing mechanism (7) comprises a hollow circular plate (71), the surface of the hollow circular plate (71) is fixedly connected with the inner wall of the smashing cylinder (6), a motor cover (72) is fixedly connected to the bottom of the hollow circular plate (71), a driving motor (73) is fixedly connected to the inner wall of the motor cover (72), a T-shaped shaft (74) is fixedly connected to the output end of the driving motor (73), bearings (75) are fixedly connected to the surface of the T-shaped shaft (74) and the inner wall of the hollow circular plate (71), a smashing wheel (76) is fixedly connected to the surface of the T-shaped shaft (74), and a discharging hole (77) is formed in the hollow circular plate (71).

3. The precoated sand smashing and screening device according to claim 1, wherein the pressing mechanism (17) comprises a mounting block (171), the left side and the right side of the smashing cylinder (6) are fixedly connected with the side face of the mounting block (171), the bottom of the mounting block (171) is fixedly connected with a hydraulic push rod (172), the bottom of the hydraulic push rod (172) is fixedly connected with a pressing block (173), a rubber pad (174) is adhered to the bottom of the pressing block (173), and the bottom of the rubber pad (174) is in contact with the upper surface of the annular circular plate (13).

4. The precoated sand smashing and screening device according to claim 1, wherein the upper surface of the second connecting block (11) is fixedly connected with a first magnetic column (18), a through hole (19) is formed in the clamping plate (16), a second magnetic column (20) is fixedly connected to the inner wall of the through hole (19), and the bottom of the second magnetic column (20) is in contact with the upper surface of the first magnetic column (18).

5. The precoated sand crushing and screening device according to claim 1, wherein the left side and the right side of the crushing cylinder (6) are fixedly connected with L-shaped columns (21), and the L-shaped columns (21) are positioned below the pressing mechanism (17).

6. A precoated sand crushing and screening device according to claim 1, characterized in that the number of the clamping plates (16) is four, and the four clamping plates (16) are symmetrically distributed with the crushing cylinder (6) as the center.