CN210996298U

CN210996298U - Grinding wheel type sand mixer convenient to overhaul

Info

Publication number: CN210996298U
Application number: CN201922159861.5U
Authority: CN
Inventors: 季进昌
Original assignee: Qingdao Heqing Foundry Machinery Co ltd
Current assignee: Qingdao Heqing Foundry Machinery Co ltd
Priority date: 2019-12-05
Filing date: 2019-12-05
Publication date: 2020-07-14
Anticipated expiration: 2029-12-05

Abstract

The utility model discloses a roller formula roller mill convenient to overhaul, including base and drive wheel, the top of base is fixed with the support, one side that the base was kept away from to the support is fixed with mixes the sand box, mix the inside of sand box and seted up the sand mixing chamber, wherein, the base is close to the bottom of mixing the sand box and installs the reducing gear box, the bottom one side of mixing the sand box is fixed with the mount pad, install drive motor on the mount pad, the bottom at drive motor is fixed to the drive wheel, top one side of reducing gear box is provided with from the driving wheel, from driving wheel and first pivot fixed connection, one side that the reducing gear box is close to first pivot is rotated and is connected with the second pivot. This roller formula roller mill convenient to overhaul, local transmission part adopt and fall to the ground box structure, have alleviateed barrel bottom load, have made things convenient for the maintenance of reducing gear box and relevant position, and a base is joined in marriage to the reducing gear box mark, has increased equipment area of contact, has reduced the requirement of ground, has saved user's basic expense.

Description

Grinding wheel type sand mixer convenient to overhaul

Technical Field

The utility model relates to a roller mill technical field specifically is a roller formula roller mill convenient to overhaul.

Background

The sand mixer is a device which makes all the components in the molding sand uniformly mixed and makes the adhesive effectively coat the surface of the sand, the sand mixer utilizes the relative motion of a grinding wheel and a grinding disc to crush the materials between the grinding wheel and the grinding disc, the sand mixer also mixes the materials while crushing the materials, and the sand mixer is an ideal device for producing baking-free bricks, sand lime bricks, cement bricks, refractory bricks, crushed and mixed fly ash, boiler slag, tailing slag and industrial waste slag as brick making raw materials.

Although the types and the number of the existing sand mixers are very large, the existing sand mixers still have certain problems and bring certain inconvenience to the use of the sand mixers.

The transmission part of the existing sand mixer is completely hung on the cylinder, so that the bottom load of the cylinder is increased. Meanwhile, only four supporting legs of the device fall on the ground, reinforcement treatment is needed, the requirement on the foundation is high, the reduction gearbox is hung at the bottom of the cylinder body, and the device is inconvenient to overhaul and maintain in a sand treatment workshop.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a roller formula roller mill convenient to overhaul to solve the whole hoist and mount of present roller mill transmission part that above-mentioned background art provided on the barrel, aggravated barrel bottom load. Meanwhile, only four supporting legs of the device fall on the ground, reinforcement treatment is needed, the requirement on the foundation is high, the reduction gearbox is hung at the bottom of the cylinder, and the device is inconvenient to overhaul and maintain in a sand treatment workshop.

In order to achieve the above object, the utility model provides a following technical scheme: a roller type sand mixer convenient for maintenance comprises a base and a driving wheel, wherein a bracket is fixed at the top of the base, a sand mixing box is fixed at one side of the bracket far away from the base, a sand mixing chamber is arranged inside the sand mixing box, wherein,

a reduction gearbox is mounted on the base close to the bottom of the sand mixing box, a mounting seat is fixed on one side of the bottom of the sand mixing box, a transmission motor is mounted on the mounting seat, a transmission wheel is fixed at the bottom of the transmission motor, a driven wheel is arranged on one side of the top of the reduction gearbox, the driven wheel is fixedly connected with a first rotating shaft, a second rotating shaft is rotatably connected to one side of the reduction gearbox close to the first rotating shaft, and a third rotating shaft is rotatably connected to one side of the reduction gearbox close to the second rotating shaft;

a main shaft is fixed at the top of the third rotating shaft, penetrates through the bottom of the sand mixing box, one end of the main shaft, which is far away from the third rotating shaft, is positioned inside the sand mixing box, grinding wheels are rotatably connected to two sides of the top of the main shaft, an outer scraper is arranged on the vertical plane of one side, which is close to the grinding wheels, of the main shaft, and an inner scraper is arranged on one side, which is far away from the outer scraper, of the main shaft;

the first gear is fixed to one end, located in the reduction gearbox, of the first rotating shaft, the second gear is fixed to one side, close to the first gear, of the second rotating shaft, the third gear is fixed to the bottom, close to the second gear, of the second rotating shaft, the fourth gear is fixed to one side, close to the third gear, of the third rotating shaft, and a discharge hole is formed in one side, close to the bottom of the sand mixing chamber, of the sand mixing box.

Preferably, the driving wheel and the driven wheel are located at the same horizontal height, and the driving wheel and the driven wheel are in transmission connection through a triangular belt.

Preferably, the outer blade has a smaller vertical distance to the spindle than the inner blade.

Preferably, one side of the outer scraper far away from the main shaft is attached to the inner wall of the sand mixing chamber, and the bottom of the sand mixing chamber is located at the same height with the bottom of the outer scraper and the bottom of the inner scraper.

Preferably, the outer diameters of the first gear and the third gear are smaller than the outer diameters of the second gear and the fourth gear, respectively, and the first gear and the second gear form a meshing structure, and the third gear and the fourth gear form a meshing structure.

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

1. according to the roller type sand mixer convenient to maintain, the transmission part of the sand mixer adopts a floor box type structure, the bottom load of a cylinder body is reduced, the maintenance of a reduction gearbox and a relevant position is facilitated, the reduction gearbox is provided with a base in a standard mode, the contact area of equipment is increased, the requirement of a foundation is lowered, and the foundation cost of a user is saved;

2. according to the roller type sand mixer convenient to overhaul, materials are mixed through the roller, the outer side of the sand mixing chamber is scraped through the outer scraper by the main shaft, the inner side of the sand mixing chamber is scraped through the inner scraper by the main shaft, the materials can be scraped to the bottom of the roller, and the materials can be conveniently mixed;

3. this roller formula roller mill convenient to overhaul, when driving motor drives from the driving wheel rotation, drive first pivot rotation from the driving wheel, first pivot drives first gear revolve, first gear drives the second pivot through the second gear and rotates, make the second pivot drive the third gear revolve, the third gear drives the fourth gear revolve through the second pivot, make the fourth gear drive the third pivot and rotate, through the gear drive in the reducing gear box, be convenient for will slow down the driving motor rotational speed, make the main shaft drive the grinding wheel, outer scraper blade and interior scraper blade slow rotation.

Drawings

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

FIG. 2 is a schematic top view of the present invention;

fig. 3 is a schematic view of a part of an enlarged structure at a in fig. 1 according to the present invention.

In the figure: 1. a base; 2. a support; 3. mixing a sand box; 4. a sand mixing chamber; 5. a reduction gearbox; 6. a mounting seat; 7. a drive motor; 8. a driving wheel; 9. a driven wheel; 10. a first rotating shaft; 11. a second rotating shaft; 12. a third rotating shaft; 13. a main shaft; 14. grinding the wheel; 15. an outer squeegee; 16. an inner scraper; 17. a first gear; 18. a second gear; 19. a third gear; 20. a fourth gear; 21. and (4) a discharge port.

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.

Referring to fig. 1-3, the present invention provides a technical solution: a roller type sand mixer convenient to overhaul comprises a base 1, a support 2, a sand mixing box 3, a sand mixing chamber 4, a reduction box 5, a mounting seat 6, a transmission motor 7, a transmission wheel 8, a driven wheel 9, a first rotating shaft 10, a second rotating shaft 11, a third rotating shaft 12, a main shaft 13, a roller 14, an outer scraper 15, an inner scraper 16, a first gear 17, a second gear 18, a third gear 19, a fourth gear 20 and a discharge hole 21, wherein the support 2 is fixed at the top of the base 1, the sand mixing box 3 is fixed on one side of the support 2, which is far away from the base 1, the sand mixing chamber 4 is arranged inside the sand mixing box 3,

a reduction box 5 is arranged at the bottom of the base 1 close to the sand mixing box 3, a mounting seat 6 is fixed at one side of the bottom of the sand mixing box 3, the mounting seat 6 is provided with a transmission motor 7, the transmission wheel 8 is fixed at the bottom of the transmission motor 7, the transmission wheel 8 and the driven wheel 9 are positioned at the same horizontal height, and the driving wheel 8 and the driven wheel 9 are in transmission connection through a triangular belt, the driving motor 7 drives the driving wheel 8 to rotate, the driving wheel 8 drives the driven wheel 9 to rotate through a triangle, so that the driven wheel 9 drives the main shaft 13 to rotate through the reduction box 5, a driven wheel 9 is arranged on one side of the top of the reduction gearbox 5, the driven wheel 9 is fixedly connected with a first rotating shaft 10, one side of the reduction box 5 close to the first rotating shaft 10 is rotatably connected with a second rotating shaft 11, and one side of the reduction box 5 close to the second rotating shaft 11 is rotatably connected with a third rotating shaft 12;

a main shaft 13 is fixed at the top of the third rotating shaft 12, the main shaft 13 penetrates through the bottom of the sand mixing box 3, one end of the main shaft 13, which is far away from the third rotating shaft 12, is located inside the sand mixing box 3, two sides of the top of the main shaft 13 are rotatably connected with a grinding wheel 14, an outer scraping plate 15 is installed on a vertical surface of one side, which is close to the grinding wheel 14, of the main shaft 13, the vertical distance from the outer scraping plate 15 to the main shaft 13 is smaller than the vertical distance from the inner scraping plate 16 to the main shaft 13, when the main shaft 13 drives the outer scraping plate 15 and the inner scraping plate 16 to rotate, the main shaft 13 scrapes the outer side of the sand mixing chamber 4 through the outer scraping plate 15, meanwhile, the main shaft 13 scrapes the inner side of the sand mixing chamber 4 through the inner scraping plate 16, materials can be scraped to the bottom of the grinding wheel 14, so as to be convenient for mixing the materials, one side, which is, The bottoms of the inner scrapers 16 are positioned at the same height, so that the outer scrapers 15 can scrape all the materials on the inner wall of the sand mixing chamber 4, when the discharge port 21 is opened, the outer scrapers 15 and the inner scrapers 16 can scrape all the mixed materials out of the sand mixing chamber 4, and the inner scrapers 16 are arranged on one side of the main shaft 13, which is far away from the outer scrapers 15;

a first gear 17 is fixed at one end of the first rotating shaft 10 positioned in the reduction gearbox 5, the outer diameters of the first gear 17 and the third gear 19 are respectively smaller than the outer diameters of the second gear 18 and the fourth gear 20, the first gear 17 and the second gear 18 form a meshing structure, the third gear 19 and the fourth gear 20 form a meshing structure, when the transmission motor 7 drives the driven wheel 9 to rotate, the driven wheel 9 drives the first rotating shaft 10 to rotate, the first rotating shaft 10 drives the first gear 17 to rotate, the first gear 17 drives the second rotating shaft 11 to rotate through the second gear 18, the second rotating shaft 11 drives the third gear 19 to rotate, the third gear 19 drives the fourth gear 20 to rotate through the second rotating shaft 11, the fourth gear 20 drives the third rotating shaft 12 to rotate, through gear transmission in the reduction gearbox 5, the rotating speed of the transmission motor 7 is reduced conveniently, the main shaft 13 drives the grinding wheel 14, The outer scraping plate 15 and the inner scraping plate 16 rotate slowly, a second gear 18 is fixed on one side of the second rotating shaft 11 close to the first gear 17, a third gear 19 is fixed on the bottom of the second rotating shaft 11 close to the second gear 18, a fourth gear 20 is fixed on one side of the third rotating shaft 12 close to the third gear 19, and a discharge hole 21 is formed in one side of the sand mixing box 3 close to the bottom of the sand mixing chamber 4.

The working principle is as follows: when the roller type sand mixer convenient for maintenance is used, firstly, materials are put into the sand mixing chamber 4, then the transmission motor 7 drives the transmission wheel 8 and rotates, the transmission wheel 8 drives the driven wheel 9 to rotate through a triangle, the driven wheel 9 drives the first rotating shaft 10 to rotate, the first rotating shaft 10 drives the first gear 17 to rotate, the first gear 17 drives the second rotating shaft 11 to rotate through the second gear 18, the second rotating shaft 11 drives the third gear 19 to rotate, the third gear 19 drives the fourth gear 20 to rotate through the second rotating shaft 11, the fourth gear 20 drives the third rotating shaft 12 to rotate, the rotating speed of the transmission motor 7 is reduced through gear transmission in the reduction box 5, the main shaft 13 drives the roller 14, the outer scraper 15 and the inner scraper 16 to slowly rotate, the materials are mixed through the roller 14, and the main shaft 13 scrapes the outer side of the sand mixing chamber 4 through the outer scraper 15, meanwhile, the main shaft 13 scrapes the inner side of the sand mixing chamber 4 through the inner scraper 16, so that the materials can be scraped to the bottom of the grinding wheel 14, the materials can be mixed conveniently, after the materials are mixed, the discharge port 21 is opened, and the mixed materials are all scraped out of the sand mixing chamber 4 through the outer scraper 15 and the inner scraper 16.

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 or portions thereof without departing from the spirit and scope of the invention.

Claims

1. The utility model provides a roller formula roller mill convenient to overhaul, includes base (1) and drive wheel (8), its characterized in that: a support (2) is fixed on the top of the base (1), a sand mixing box (3) is fixed on one side of the support (2) far away from the base (1), a sand mixing chamber (4) is arranged in the sand mixing box (3), wherein,

a reduction box (5) is mounted at the bottom of the base (1) close to the sand mixing box (3), a mounting seat (6) is fixed at one side of the bottom of the sand mixing box (3), a transmission motor (7) is mounted on the mounting seat (6), a transmission wheel (8) is fixed at the bottom of the transmission motor (7), a driven wheel (9) is arranged at one side of the top of the reduction box (5), the driven wheel (9) is fixedly connected with a first rotating shaft (10), a second rotating shaft (11) is rotatably connected at one side of the reduction box (5) close to the first rotating shaft (10), and a third rotating shaft (12) is rotatably connected at one side of the reduction box (5) close to the second rotating shaft (11);

a main shaft (13) is fixed at the top of the third rotating shaft (12), the main shaft (13) penetrates through the bottom of the sand mixing box (3), one end, far away from the third rotating shaft (12), of the main shaft (13) is located inside the sand mixing box (3), grinding wheels (14) are rotatably connected to two sides of the top of the main shaft (13), an outer scraper (15) is installed on the vertical surface of one side, close to the grinding wheels (14), of the main shaft (13), and an inner scraper (16) is installed on one side, far away from the outer scraper (15), of the main shaft (13);

one end of the first rotating shaft (10) located in the reduction gearbox (5) is fixed with a first gear (17), one side of the second rotating shaft (11) close to the first gear (17) is fixed with a second gear (18), the bottom of the second rotating shaft (11) close to the second gear (18) is fixed with a third gear (19), one side of the third rotating shaft (12) close to the third gear (19) is fixed with a fourth gear (20), and one side of the bottom of the sand mixing box (3) close to the sand mixing chamber (4) is provided with a discharge hole (21).

2. A roller mill convenient to overhaul as claimed in claim 1 wherein: the driving wheel (8) and the driven wheel (9) are located at the same horizontal height, and the driving wheel (8) and the driven wheel (9) are in transmission connection through a triangular belt.

3. A roller mill convenient to overhaul as claimed in claim 1 wherein: the vertical distance from the outer scraper (15) to the main shaft (13) is smaller than the vertical distance from the inner scraper (16) to the main shaft (13).

4. A roller mill convenient to overhaul as claimed in claim 1 wherein: one side of the outer scraper (15) far away from the main shaft (13) is attached to the inner wall of the sand mixing chamber (4), and the bottom of the sand mixing chamber (4) is positioned at the same height with the bottom of the outer scraper (15) and the bottom of the inner scraper (16).

5. A roller mill convenient to overhaul as claimed in claim 1 wherein: the outer diameters of the first gear (17) and the third gear (19) are respectively smaller than the outer diameters of the second gear (18) and the fourth gear (20), the first gear (17) and the second gear (18) form a meshing structure, and the third gear (19) and the fourth gear (20) form a meshing structure.