CN217570749U

CN217570749U - Sand feeding device for precoated sand

Info

Publication number: CN217570749U
Application number: CN202122979878.2U
Authority: CN
Inventors: 段江波; 马守章
Original assignee: Qingdao Liangchen Machinery Co ltd
Current assignee: Qingdao Liangchen Machinery Co ltd
Priority date: 2021-11-30
Filing date: 2021-11-30
Publication date: 2022-10-14
Anticipated expiration: 2031-11-30

Abstract

The utility model discloses a precoated sand sanding device, which comprises a sanding device supporting leg, wherein a sanding supporting plate is fixedly arranged above the sanding device supporting leg, a sand storage hopper is fixedly arranged inside the sanding supporting plate, a sanding connecting cylinder is fixedly arranged below the sand storage hopper, and a sealing cylinder cover is arranged below the sanding connecting cylinder in a threaded manner; and the mounting bracket is fixedly mounted above the upper sand supporting plate, and a sand and stone polishing motor is mounted above the mounting bracket. This tectorial membrane sand goes up sand device passes through grit storage hopper, guide inclined plane, the broken lug of grit and the broken lug of polishing to the grit of pouring into in the grit storage hopper broken of polishing, makes the grit reach regulation size of a dimension scope, avoids the grit to block up the card in last sand conveying pipe at last sand in-process because the volume is too big with the intercommunication mouth, influences the last sand efficiency of this tectorial membrane sand goes up sand device.

Description

Sand feeding device for precoated sand

Technical Field

The utility model relates to a tectorial membrane sand production technical field specifically is a sand device on tectorial membrane sand.

Background

The precoated sand is invented by doctor clonning Germany during the second war, and its technological process is that the powdered thermosetting phenolic resin and raw sand are mechanically mixed, and heated and solidified, then the mixture is developed into the precoated sand by using thermoplastic phenolic resin, latent solidifying agent and lubricating agent through a certain coating process, when the precoated sand is heated, the resin coated on the surface of sand grain is molten, and under the action of methylene decomposed from urotropine, the molten resin is quickly changed from linear structure into non-molten body structure so as to make the precoated sand be solidified and formed.

The sand device is gone up to current tectorial membrane sand can be blocked or is stopped up by some great grit cards posts of volume at last sand in-process, needs frequently to clear up the sand device is gone up to the tectorial membrane sand, wastes time and energy, influences and goes up sand efficiency, and we propose a sand device is gone up to tectorial membrane sand.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a sand device on tectorial membrane sand to it can be blocked up by some great grit card posts of volume or to plug up to propose current sand device on tectorial membrane sand in-process in solving above-mentioned background art, needs frequently to clear up sand device on the tectorial membrane sand, wastes time and energy, influences the problem of sand efficiency.

In order to achieve the above object, the utility model provides a following technical scheme: a precoated sand sanding device comprising:

the sand feeding device comprises a sand feeding device supporting leg, wherein a sand feeding supporting plate is fixedly arranged above the sand feeding device supporting leg, a sand storage hopper is fixedly arranged inside the sand feeding supporting plate, a sand feeding connecting cylinder is fixedly arranged below the sand storage hopper, and a sealing cylinder cover is arranged below the sand feeding connecting cylinder in a threaded manner;

the utility model discloses a sand grinding machine, including installing support, its fixed mounting go up the top of sand backup pad, grit grinding motor is installed to installing support's top, the internally mounted of installing support has connection bearing, the transfer line of polishing is installed to grit grinding motor's output, the grit piece of polishing is installed to the below of transfer line of polishing, the surface of grit piece of polishing is provided with the guide inclined plane, the below fixed mounting on guide inclined plane has four broken lugs of polishing.

Preferably, the polishing transmission rod is movably connected with the mounting bracket through a connecting bearing, the sand polishing motor is movably connected with the sand polishing block through the polishing transmission rod, and the guide inclined plane is of a circular truncated cone-shaped structure.

Preferably, the lower extreme on guide inclined plane is greater than the inner wall horizontal spacing of grit sanding block lower extreme and grit storage hopper with the inner wall horizontal spacing of grit storage hopper, and the grit sanding block is symmetrical about the vertical central line of grit storage hopper to grit sanding block and the broken lug welded connection of polishing, the broken lug of polishing simultaneously is the loop configuration, grit storage hopper is funnel-shaped structure.

Preferably, grit storage hopper still is equipped with:

the broken lug of grit, its fixed mounting be in the inner wall of grit storage hopper, the broken lug of grit is provided with four.

Preferably, the broken lug of grit and grit storage hopper welded connection, and the broken lug of grit is the loop configuration to the cross-section of the broken lug of grit is the triangle-shaped structure, and the shape of the broken lug of grit is identical with the shape of the broken lug of polishing simultaneously, the diameter size of the broken lug of polishing is less than the diameter size of the broken lug of grit.

Preferably, the sanding connecting cylinder is further provided with:

go up sand conveying pipe, its fixed mounting be in go up the right side of sand connecting cylinder, go up sand conveying pipe's right side and install sand conveying motor, the below of going up sand conveying pipe is provided with conveying pipe feed opening, go up sand conveying motor's output and install the sand transfer line, the outer fixed surface who goes up the sand transfer line installs spiral conveying board, the intercommunication mouth has been seted up to the inner wall of going up sand connecting cylinder.

Preferably, the sand feeding connecting cylinder is communicated with the sand feeding conveying pipe through a communication port, the sand feeding transmission rod penetrates through the inside of the sand feeding conveying pipe, and the diameter of the spiral conveying plate is matched with that of the inside of the sand feeding conveying pipe.

Compared with the prior art, the utility model provides a sand device on tectorial membrane sand possesses following beneficial effect: this tectorial membrane sand goes up sand device through grit storage hopper, guide inclined plane, the broken lug of grit and the broken lug of polishing to pouring into the grit in the grit storage hopper and polish the breakage, make the grit reach regulation size range size, avoid the grit to block up the card in last sand conveying pipe because the volume is too big with the intercommunication mouth at last sand in-process, influence this tectorial membrane sand goes up sand device's last sand efficiency.

1. The utility model utilizes the sand and stone storage hopper, the sand and stone grinding motor, the guide inclined plane, the grinding transmission rod, the sand and stone crushing lug and the grinding crushing lug to grind and crush sand poured into the sand and stone storage hopper, so that the sand and stone reach the size of a specified size range, and the situation that the sand and stone block a communication port and block the sand and stone in a sand feeding conveying pipe due to overlarge volume in the sand feeding process is avoided, and the sand feeding efficiency of the precoated sand feeding device is influenced;

2. the utility model crushes and cuts the sand and stone through the matching of the sand and stone crushing lug and the grinding and crushing lug with the sand and stone grinding block, reduces the friction between the sand and stone storage hopper and the sand and stone grinding block, and prolongs the service life of the sand feeding device of the precoated sand;

3. the utility model discloses a go up sand conveying pipe, go up sand conveying motor, go up sand transfer line and spiral conveying board and realize going up sand, improve the last sand efficiency of grit.

Drawings

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

FIG. 2 is a schematic view of the internal structure of the sand feeding conveying pipe of the present invention;

FIG. 3 is a schematic view of the internal structure of the gravel storage hopper of the present invention;

fig. 4 is the utility model discloses go up sand connecting cylinder and go up sand conveying pipe's connection structure sketch map.

In the figure: 1. a sand feeding device supporting leg; 2. sanding the supporting plate; 3. a sandstone storage hopper; 4. mounting a bracket; 5. a sand and stone polishing motor; 6. a sanding connecting cylinder; 7. a sand feeding conveying pipe; 8. a guide ramp; 9. polishing the transmission rod; 10. a feeding port of the conveying pipe; 11. a sanding conveyor motor; 12. a sand feeding transmission rod; 13. a spiral transfer plate; 14. connecting a bearing; 15. a sandstone polishing block; 16. crushing the gravels into convex blocks; 17. a communication port; 18. a sealing barrel cover; 19. and grinding and crushing the bumps.

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.

As shown in fig. 1 and 3, a precoated sand coating apparatus includes: the sand feeding device comprises a sand feeding device supporting leg 1, wherein a sand feeding supporting plate 2 is fixedly arranged above the sand feeding device supporting leg 1, a sand storage hopper 3 is fixedly arranged inside the sand feeding supporting plate 2, a sand feeding connecting cylinder 6 is fixedly arranged below the sand storage hopper 3, and a sealing cylinder cover 18 is arranged below the sand feeding connecting cylinder 6 in a threaded manner; the mounting bracket 4 is fixedly mounted above the upper sand supporting plate 2, a sand grinding motor 5 is mounted above the mounting bracket 4, a connecting bearing 14 is mounted inside the mounting bracket 4, and a grinding transmission rod 9 is mounted at the output end of the sand grinding motor 5; the grinding transmission rod 9 is movably connected with the mounting bracket 4 through a connecting bearing 14, a sand grinding block 15 is arranged below the grinding transmission rod 9, the sand grinding motor 5 is movably connected with the sand grinding block 15 through the grinding transmission rod 9, and a guide inclined surface 8 is arranged on the outer surface of the sand grinding block 15; the guide inclined plane 8 is in a circular truncated cone-shaped structure, and four polishing and crushing lugs 19 are fixedly arranged below the guide inclined plane 8; the horizontal distance between the lower end of the guide inclined plane 8 and the inner wall of the sandstone storage hopper 3 is larger than the horizontal distance between the lower end of the sandstone polishing block 15 and the inner wall of the sandstone storage hopper 3, the sandstone polishing block 15 is symmetrical about the vertical center line of the sandstone storage hopper 3, the sandstone polishing block 15 is welded and connected with the polishing and crushing lug 19, the polishing and crushing lug 19 is in an annular structure, and the sandstone storage hopper 3 is in a funnel-shaped structure; through grit storage hopper 3, grit grinding motor 5, guide inclined plane 8, the transfer line 9 of polishing, the broken lug 16 of grit and the broken lug 19 of polishing to pouring into the grit in the grit storage hopper 3 and polish the breakage, make the grit reach regulation size range size, avoid the grit to block up the card in last sand conveying pipe 7 because the volume is too big with intercommunication mouth 17 at last sand in-process, influence this tectorial membrane sand and go up the sand efficiency of going up of sand device.

As shown in fig. 2 and 4, a precoated sand sanding device includes: the gravel crushing lugs 16 are fixedly arranged on the inner wall of the gravel storage hopper 3, and the number of the gravel crushing lugs 16 is four; the gravel crushing lug 16 is welded with the gravel storage hopper 3, the gravel crushing lug 16 is of an annular structure, the cross section of the gravel crushing lug 16 is of a triangular structure, the shape of the gravel crushing lug 16 is matched with that of the polishing crushing lug 19, and the diameter of the polishing crushing lug 19 is smaller than that of the gravel crushing lug 16; the sandstone is squeezed and chopped by matching the sandstone crushing lug 16, the grinding crushing lug 19 and the sandstone grinding block 15, so that the friction between the sandstone and sandstone storage hopper 3 and the sandstone grinding block 15 is reduced, and the service life of the precoated sand sanding device is prolonged; the sand feeding conveying pipe 7 is fixedly arranged on the right side of the sand feeding connecting cylinder 6, a sand feeding conveying motor 11 is arranged on the right side of the sand feeding conveying pipe 7, a conveying pipe feed opening 10 is formed below the sand feeding conveying pipe 7, a sand feeding transmission rod 12 is arranged at the output end of the sand feeding conveying motor 11, a spiral conveying plate 13 is fixedly arranged on the outer surface of the sand feeding transmission rod 12, and a communication opening 17 is formed in the inner wall of the sand feeding connecting cylinder 6; the sand feeding connecting cylinder 6 is communicated with the sand feeding conveying pipe 7 through a communication opening 17, the sand feeding transmission rod 12 penetrates through the inside of the sand feeding conveying pipe 7, and the diameter size of the spiral conveying plate 13 is matched with that of the inside of the sand feeding conveying pipe 7; the sand feeding is realized through the sand feeding conveying pipe 7, the sand feeding conveying motor 11, the sand feeding transmission rod 12 and the spiral conveying plate 13, and the sand feeding efficiency of sand is improved.

The working principle is as follows: when the precoated sand feeding device is used, firstly, the sandstone polishing motor 5 on the mounting bracket 4 is electrified to work to drive the polishing transmission rod 9 to rotate, the polishing transmission rod 9 drives the sandstone polishing block 15 to rotate at a high speed, then, sandstone is poured into the sandstone storage hopper 3 in the upper sand supporting plate 2, the sandstone slides into a gap between the sandstone polishing block 15 and the sandstone storage hopper 3 under the guidance of the guide inclined plane 8, directly slides into the upper sand connecting cylinder 6 with smaller volume, and is crushed under the extrusion of the sandstone crushing lug 16 and the polishing crushing lug 19 with larger volume, secondly, the upper sand conveying motor 11 is electrified to work to drive the upper sand transmission rod 12 and the spiral conveying plate 13 on the upper sand transmission rod 12 to rotate, the spiral conveying plate 13 is matched with the upper sand conveying pipe 7 to convey the sandstone in the upper sand connecting cylinder 6 to the conveying pipe discharge port 10 to discharge, finally, the sealing cylinder cover 18 is screwed off from the upper sand connecting cylinder 6 to discharge the residual sandstone, and the working principle of the precoated sand feeding device is that the precoated sand feeding device works.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a sand device in tectorial membrane sand, its characterized in that includes:

the sand feeding device comprises a sand feeding device supporting leg (1), wherein a sand feeding supporting plate (2) is fixedly mounted above the sand feeding device supporting leg (1), a sand storage hopper (3) is fixedly mounted inside the sand feeding supporting plate (2), a sand feeding connecting cylinder (6) is fixedly mounted below the sand storage hopper (3), and a sealing cylinder cover (18) is mounted below the sand feeding connecting cylinder (6) in a threaded manner;

installing support (4), its fixed mounting be in the top of going up sand backup pad (2), grit grinding motor (5) is installed to the top of installing support (4), the internally mounted of installing support (4) has connecting bearing (14), grit grinding motor's (5) output is installed and is polished transfer line (9), grit grinding block (15) is installed to the below of polishing transfer line (9), the surface of grit grinding block (15) is provided with guide inclined plane (8), the below fixed mounting of guide inclined plane (8) has four broken lugs (19) of polishing.

2. A precoated sand sanding device according to claim 1, wherein the sanding transmission rod (9) is movably connected with the mounting bracket (4) through a connecting bearing (14), and the sand sanding motor (5) is movably connected with the sand sanding block (15) through the sanding transmission rod (9), and the guide slope (8) is in a truncated cone-shaped structure.

3. A coated sand sanding device according to claim 1, characterized in that the horizontal distance between the lower end of the guide slope (8) and the inner wall of the sand storage hopper (3) is larger than the horizontal distance between the lower end of the sand polishing block (15) and the inner wall of the sand storage hopper (3), the sand polishing block (15) is symmetrical about the vertical center line of the sand storage hopper (3), the sand polishing block (15) is connected with the grinding and crushing lug (19) in a welded manner, the grinding and crushing lug (19) is of an annular structure, and the sand storage hopper (3) is of a funnel-shaped structure.

4. A coated sand sanding device according to claim 1, wherein the sand storage hopper (3) is further provided with:

the gravel crushing protruding blocks (16) are fixedly arranged on the inner wall of the gravel storage hopper (3), and four gravel crushing protruding blocks (16) are arranged.

5. A coated sand sanding device according to claim 4, characterized in that the gravel crushing lug (16) is welded with the gravel storage hopper (3), the gravel crushing lug (16) is of an annular structure, the cross section of the gravel crushing lug (16) is of a triangular structure, the shape of the gravel crushing lug (16) is matched with that of the grinding crushing lug (19), and the diameter of the grinding crushing lug (19) is smaller than that of the gravel crushing lug (16).

6. A coated sand sanding device according to claim 1, wherein the sanding connection cartridge (6) is further provided with:

go up sand conveying pipe (7), its fixed mounting be in go up the right side of sand connecting cylinder (6), go up the right side of sand conveying pipe (7) and install sand conveying motor (11), the below of going up sand conveying pipe (7) is provided with conveying pipe feed opening (10), go up sand conveying motor's (11) output and install sand transfer line (12), the outer fixed surface who goes up sand transfer line (12) installs spiral conveying board (13), intercommunication mouth (17) have been seted up to the inner wall of going up sand connecting cylinder (6).

7. A precoated sand sanding device according to claim 6, wherein the sanding connecting cylinder (6) is communicated with a sanding conveying pipe (7) through a communication port (17), the sanding transmission rod (12) penetrates through the inside of the sanding conveying pipe (7), and the diameter of the spiral conveying plate (13) is identical to the diameter of the inside of the sanding conveying pipe (7).