CN218222579U

CN218222579U - Tectorial membrane sand prevents blockking up and smashes screening equipment

Info

Publication number: CN218222579U
Application number: CN202221568872.4U
Authority: CN
Inventors: 王建明
Original assignee: Danyang Danshui Casting New Material Co ltd
Current assignee: Danyang Danshui Casting New Material Co ltd
Priority date: 2022-06-22
Filing date: 2022-06-22
Publication date: 2023-01-06
Anticipated expiration: 2032-06-22

Abstract

The utility model belongs to the technical field of tectorial membrane sand processing, especially, for a screening equipment is smashed in tectorial membrane sand anti-clogging, the power distribution box comprises a box body, the internal partitioning of box is dehumidification conveying storehouse, smashes and selects separately storehouse and feedback storehouse, the top intercommunication in dehumidification conveying storehouse is fixed with the feeder hopper, and the one end of its bottom has seted up the discharge gate, the below of discharge gate is provided with two relative crushing rollers. The utility model discloses a set up dehumidification conveying storehouse, add into ware and louvre, make the former sand that enters into in the box to stir into the fritter and clear away unnecessary moisture and smash again in dehumidification conveying storehouse earlier, thereby avoid the tectorial membrane sand after smashing to take place the adhesion and lead to the discharge gate to be blockked up by tectorial membrane sand, through setting up the feedback storehouse, sieve and pay-off slide, can sieve the tectorial membrane sand that falls on the sieve, carry the tectorial membrane sand that the particle diameter is too big again and lead to smash between two crushing rollers, make the crushing effect of equipment to tectorial membrane sand better.

Description

Tectorial membrane sand prevents blockking up and smashes screening equipment

Technical Field

The utility model relates to a tectorial membrane sand processing technology field specifically is a screening equipment is smashed in tectorial membrane sand prevents blockking up.

Background

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

Common tectorial membrane sand crushing and screening equipment can not carry out effectual stoving to tectorial membrane sand raw materials, because adsorbed more moisture on the tectorial membrane sand when smashing, can lead to the tectorial membrane sand adhesion after smashing together, tectorial membrane sand blocks up the discharge gate easily during the ejection of compact, simultaneously, the particle diameter difference of the tectorial membrane sand of only smashing once production is big, product quality is relatively poor, common tectorial membrane sand crushing and screening equipment can not directly smash former sand many times, therefore we have proposed that tectorial membrane sand prevents blockking up crushing and screening equipment and solve above-mentioned problem.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

Not enough to prior art, the utility model provides a tectorial membrane sand prevents blockking up crushing and screening equipment has solved the tectorial membrane sand moisture that can not dry and has proposed in the above-mentioned background art and inconvenient multiple crushing problem.

(II) technical scheme

The utility model discloses a realize above-mentioned purpose and specifically adopt following technical scheme:

a precoated sand anti-blocking crushing and screening device comprises a box body, wherein the interior of the box body is divided into a dehumidifying conveying bin, a crushing and sorting bin and a feedback bin, the top of the dehumidifying conveying bin is fixedly communicated with a feed hopper, one end of the bottom of the dehumidifying conveying bin is provided with a discharge port, two opposite crushing rollers are arranged below the discharge port, the middle parts of the crushing rollers are fixedly connected with connecting rods, the connecting rods are rotatably connected with the inner walls of the two sides of the crushing and sorting bin, one end of one connecting rod is fixedly connected with a first motor, the first motor is fixed on the outer wall of one side of the box body, the inner wall of one side of the crushing and sorting bin is rotatably connected with a sieve plate through a shaft seat, the inner bottom wall of the crushing and sorting bin is fixedly provided with a partition plate, the top of the partition plate is provided with a notch, a fixed shaft is fixedly arranged between the two ends of the notch, and a rotating plate is rotatably connected on the fixed shaft seat, one end of the rotating plate is fixedly connected with a connecting plate through a spring, the connecting plate is fixedly connected with one end of the lower surface of the sieve plate, a cam is arranged below the sieve plate, the outer wall of one side of the box body is fixedly provided with a motor II, the driving shaft of the motor II is fixedly connected with the cam, the bottom of the box body is provided with a material discharging opening, one side wall of the crushing and sorting bin and the partition plate is fixedly provided with a relative guide plate II, the lower end of the guide plate II is communicated with the material discharging opening, one side wall of the feedback bin is provided with a material inlet, the other side wall of the partition plate is fixedly provided with a material feeding sliding plate connected with the bottom of the material inlet, one end of the top of the feedback bin is communicated and fixed with a feedback pipe, the bottom of the dehumidifying and conveying bin is fixedly provided with a heater, the top of the dehumidifying and conveying bin is provided with heat radiating holes communicated with the outside of the box body, and the bottom of the side wall of the feedback bin is communicated and fixed with a material discharging pipe, and a valve is arranged on the discharge pipe.

Furthermore, one end of each of the two connecting rods extends to the outside of the box body, gears are fixed on the connecting rods, and the two gears are in meshed connection.

Furthermore, a first material guide plate is fixed inside the crushing and sorting bin, the first material guide plate is arranged below the discharge port, the lower end of the first material guide plate extends to the middle position above the two crushing rollers, and the lower end of the feedback pipe also extends to the middle position above the two crushing rollers.

Furthermore, a motor III is fixedly mounted on the outer wall of one side of the box body, a feeding screw rod I is rotatably connected inside the dehumidifying conveying bin through a bearing, and one end of the feeding screw rod I is fixedly connected with the driving end of the motor III.

Further, a motor IV is fixedly installed on the lower surface of the box body, a feeding screw rod II is rotatably connected inside the feedback bin through a bearing, and one end of the feeding screw rod II is fixedly connected with the driving end of the motor IV.

Further, the lower surface of the box body is provided with support legs.

(III) advantageous effects

Compared with the prior art, the utility model provides a screening equipment is smashed in jam is prevented to tectorial membrane sand possesses following beneficial effect:

the utility model discloses, through setting up dehumidification conveying storehouse, add into ware and louvre, make the former sand that enters into in the box stir earlier to become the fritter and clear away unnecessary moisture and smash again in dehumidification conveying storehouse, thereby avoid the tectorial membrane sand after smashing to take place the adhesion and lead to the discharge gate to be blockked up by tectorial membrane sand, through setting up the feedback storehouse, sieve and pay-off slide, can sieve the tectorial membrane sand that falls on the sieve, carry the tectorial membrane sand that the particle diameter is too big again and lead to smash between two crushing rollers, make the crushing effect of equipment to tectorial membrane sand better.

Drawings

FIG. 1 is a schematic view of the appearance structure of the present invention;

FIG. 2 is a sectional view of the internal structure of the present invention;

fig. 3 is a sectional view of another internal structure of the present invention.

In the figure: 1. a box body; 2. a dehumidifying transport bin; 3. a crushing and sorting bin; 4. a feedback bin; 5. a feed hopper; 6. a discharge port; 7. a crushing roller; 8. a connecting rod; 9. a gear; 10. a first motor; 11. a first material guide plate; 12. a shaft seat; 13. a sieve plate; 14. a partition plate; 15. a fixed shaft; 16. rotating the plate; 17. a spring; 18. connecting plates; 19. a cam; 20. a second motor; 21. a discharge outlet; 22. a second material guide plate; 23. a feed inlet; 24. a feeding sliding plate; 25. a feedback pipe; 26. a third motor; 27. a first feeding screw rod; 28. a fourth motor; 29. a feeding screw rod II; 30. a leg; 31. a heater; 32. heat dissipation holes; 33. a discharge pipe.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Examples

As shown in figures 1, 2 and 3, the anti-clogging crushing and screening device for precoated sand provided by one embodiment of the invention comprises a box body 1, the interior of the box body 1 is divided into a dehumidifying and conveying bin 2, a crushing and sorting bin 3 and a feedback bin 4, the top of the dehumidifying and conveying bin 2 is communicated and fixed with a feed hopper 5, one end of the bottom of the dehumidifying and conveying bin is provided with a discharge port 6, two opposite crushing rollers 7 are arranged below the discharge port 6, the middle parts of the crushing rollers 7 are fixedly connected with connecting rods 8, the connecting rods 8 are rotatably connected with the inner walls of the two sides of the crushing and sorting bin 3, one end of one connecting rod 8 is fixedly connected with a motor 10, the motor 10 is fixed on the outer wall of one side of the box body 1, one inner wall of one side of the crushing and sorting bin 3 is rotatably connected with a sieve plate 13 through a shaft seat 12, the inner bottom wall of the crushing and sorting bin 3 is fixed with a partition plate 14, the top of the partition plate 14 is provided with a gap, and a fixed shaft 15 is fixedly arranged between the two ends of the gap, a rotating plate 16 is connected on the fixed shaft 15 in a rotating way, one end of the rotating plate 16 is fixedly connected with a connecting plate 18 through a spring 17, the connecting plate 18 is fixedly connected with one end of the lower surface of the sieve plate 13, a cam 19 is arranged below the sieve plate 13, a motor two 20 is fixedly arranged on the outer wall of one side of the box body 1, a driving shaft of the motor two 20 is fixedly connected with the cam 19, the bottom of the box body 1 is provided with a discharge outlet 21, one side wall of the crushing and sorting bin 3 and one side wall of the partition plate 14 are fixed with a corresponding guide plate two 22, the lower end of the guide plate two 22 is communicated with the discharge outlet 21, one side wall of the feedback bin 4 is provided with a feed inlet 23, the other side wall of the partition plate 14 is fixed with a feed sliding plate 24 connected with the bottom of the feed inlet 23, one end of the top of the feedback bin 4 is communicated and fixed with a feedback pipe 25, the bottom of the dehumidifying and conveying bin 2 is fixedly provided with a heater 31, the top of the dehumidifying and the dehumidifying bin 2 is provided with a heat dissipation hole 32 communicated with the outside of the box body 1, a discharge pipe 33 is fixedly communicated with the bottom of one side wall of the feedback bin 4, and a valve is arranged on the discharge pipe 33; by arranging the heater 31 and the heat dissipation holes 32, the drying device can be matched with the dehumidifying conveying bin 2 to dry precoated sand inside the dehumidifying conveying bin 2, so that water vapor is evaporated to the outside of the box body 1, the precoated sand is prevented from being adhered to the inside of the equipment in the subsequent crushing and screening processes, the feeding is more convenient by arranging the feed hopper 5, the grinding roller 7 is arranged below the discharge hole 6, the precoated sand leaving the dehumidifying conveying bin 2 can be ground, the grinding roller 7 can rotate through the motor I10, one end of the sieve plate 13 is rotatably connected with the shaft seat 12, the other end of the sieve plate 13 is rotatably connected with the rotating plate 16 through the connecting plate 18 and the spring 17, so that when the sieve plate 13 vibrates due to the rotation of the cam 19 driven by the motor II 20, the spring 17 can always pull the sieve plate 13, the overlarge moving amplitude of the sieve plate 13 is avoided, the precoated sand passing through the guide plate II 22 can be discharged from the discharge hole 21, the precoated sand is prevented from being accumulated at the bottom of the crushing sorting bin 3, the precoated sand which cannot pass through the sieve plate 13 can be conveyed to the inside of the conveying bin 4 through the feeding plate 24 and can be reused between the crushing rollers 7; by providing the discharge pipe 33 at the bottom of the feedback bin 4, the precoated sand having a large particle size can be discharged from the discharge pipe 33 in a case where the precoated sand does not need to be repeatedly crushed.

As shown in fig. 1, in some embodiments, one end of each of the two connecting rods 8 extends to the outside of the box body 1, and each of the two connecting rods has a gear 9 fixed thereon, and the two gears 9 are in meshed connection; through the arrangement of the gear 9, the first motor 10 can drive the two crushing rollers 7 to rotate oppositely.

As shown in fig. 2 and 3, in some embodiments, a guide plate 11 is fixed inside the crushing sorting bin 3, the guide plate 11 is arranged below the discharge port 6, the lower end of the guide plate extends to the middle position above the two crushing rollers 7, and the lower end of the feedback pipe 25 also extends to the middle position above the two crushing rollers 7; by arranging the first material guide plate 11 and the feedback pipe 25, the precoated sand can enter between the two crushing rollers 7 from the position above the crushing rollers 7 close to the middle, and the probability that the precoated sand falls from two sides of the two crushing rollers 7 is reduced.

As shown in fig. 2 and 3, in some embodiments, a motor iii 26 is fixedly installed on an outer wall of one side of the box body 1, a feeding screw rod iii 27 is rotatably connected to the inside of the dehumidifying transport bin 2 through a bearing, and one end of the feeding screw rod iii 27 is fixedly connected to a driving end of the motor iii 26; and a third motor 26 and a first feeding screw rod 27 are arranged, so that the coated sand can be conveniently conveyed from one end to the other end of the dehumidifying conveying bin 2.

As shown in fig. 2 and fig. 3, in some embodiments, a motor four 28 is fixedly mounted on the lower surface of the box body 1, a feeding screw rod two 29 is rotatably connected inside the feedback bin 4 through a bearing, and one end of the feeding screw rod two 29 is fixedly connected with a driving end of the motor four 28; through setting up motor four 28 and pay-off hob two 29, be convenient for transport the tectorial membrane sand to the top from the bottom in feedback storehouse 4, simultaneously, can play the effect that reduces row material pipe 33 jam probability through short-lived starting motor four 28.

As shown in FIG. 1, in some embodiments, the lower surface of the case 1 is provided with feet 30; by the arrangement of the support legs 30, the motor four 28 and the discharge opening 21 can not contact the ground, and are prevented from being crushed.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described in the foregoing embodiments, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The utility model provides a screening equipment is smashed in jam prevention of tectorial membrane sand, includes box (1), its characterized in that: the inner partition of the box body (1) comprises a dehumidification conveying bin (2), a crushing sorting bin (3) and a feedback bin (4), wherein a feed hopper (5) is fixedly communicated with the top of the dehumidification conveying bin (2), a discharge port (6) is formed in one end of the bottom of the dehumidification conveying bin, two opposite crushing rollers (7) are arranged below the discharge port (6), a connecting rod (8) is fixedly connected to the middle of each crushing roller (7), the connecting rod (8) is rotatably connected with the inner walls of the two sides of the crushing sorting bin (3), a first motor (10) is fixedly connected to one end of one connecting rod (8), the first motor (10) is fixedly connected to the outer wall of one side of the box body (1), a screen plate (13) is rotatably connected to the inner wall of one side of the crushing sorting bin (3) through a shaft seat (12), a partition plate (14) is fixedly arranged on the inner bottom wall of the crushing sorting bin (3), a notch is formed in the top of the partition plate (14), a gap is formed between the two ends of the gap, a rotating plate (15) is fixedly connected with a rotating plate (16), a connecting plate (17) is fixedly connected with a connecting plate (18) through a cam (18) fixed shaft seat (18), and a lower surface (13) of the connecting cam (18) is connected with the lower surface of the fixing shaft (13), the utility model discloses a refrigerator, including box (1), baffle (14), baffle (22), drive shaft and cam (19), the bottom of box (1) is provided with bin outlet (21), a lateral wall of smashing sorting bin (3) and baffle (14) is fixed with relative stock guide two (22), the lower extreme and bin outlet (21) intercommunication of stock guide two (22), feed inlet (23) have been seted up to a lateral wall of feedback bin (4), another lateral wall of baffle (14) is fixed with pay-off slide (24) that are connected with the bottom of feed inlet (23), the one end intercommunication at feedback bin (4) top is fixed with feedback pipe (25), the bottom fixed mounting in dehumidification conveying bin (2) has heater (31), louvre (32) that communicate the box (1) outside have been seted up at the top in dehumidification conveying bin (2), the bottom intercommunication of feedback bin (4) a lateral wall is fixed with discharge tube (33), be provided with the valve on discharge tube (33).

2. The precoated sand anti-clogging crushing and screening device according to claim 1, characterized in that: one ends of the two connecting rods (8) extend to the outside of the box body (1), gears (9) are fixed on the connecting rods, and the two gears (9) are in meshed connection.

3. The precoated sand anti-clogging crushing and screening device according to claim 1, characterized in that: the inside of the crushing and sorting bin (3) is fixed with a first guide plate (11), the first guide plate (11) is arranged below the discharge port (6), the lower end of the first guide plate extends to the middle position above the two crushing rollers (7), and the lower end of the feedback pipe (25) also extends to the middle position above the two crushing rollers (7).

4. The precoated sand anti-clogging crushing and screening device according to claim 1, characterized in that: the dehumidification conveying device is characterized in that a motor III (26) is fixedly mounted on the outer wall of one side of the box body (1), a feeding screw rod I (27) is rotatably connected to the inside of the dehumidification conveying bin (2) through a bearing, and one end of the feeding screw rod I (27) is fixedly connected with a driving end of the motor III (26).

5. The precoated sand anti-clogging crushing and screening device according to claim 1, characterized in that: the lower surface of the box body (1) is fixedly provided with a motor II (28), the interior of the feedback bin (4) is rotatably connected with a feeding screw rod II (29) through a bearing, and one end of the feeding screw rod II (29) is fixedly connected with the driving end of the motor II (28).

6. The precoated sand anti-clogging crushing and screening device according to claim 1, characterized in that: the lower surface of the box body (1) is provided with a support leg (30).