CN213002465U

CN213002465U - Sand mixer for casting

Info

Publication number: CN213002465U
Application number: CN202021289524.4U
Authority: CN
Inventors: 王泽阳
Original assignee: DALIAN HUIYING MACHINERY CO LTD
Current assignee: DALIAN HUIYING MACHINERY CO LTD
Priority date: 2020-07-02
Filing date: 2020-07-02
Publication date: 2021-04-20
Anticipated expiration: 2030-07-02

Abstract

The utility model provides a roller mill is used in casting relates to casting roller mill technical field. This roller mill is used in casting, including defeated workbin, the last fixed surface of defeated workbin is connected with two and the income hopper of inside intercommunication, and the upper surface of defeated workbin is located fixedly connected with agitator motor between two income hoppers, and the interior roof of defeated workbin rotates to run through there is the pivot, and agitator motor's output and the up end fixed connection of pivot, the pivot is located the three board of breaing up of the inside one end fixedly connected with of defeated workbin, and the bottom surface fixedly connected with of defeated workbin sprays the case, and the lower extreme of pivot rotates the inside of running through spraying the case. This roller mill is used in casting through setting up spray tube, scattering board, transmission pipe, gear, pinion rack and grafting frame, has reached the effect of spraying even on the sand of scattering with water, has solved roller mill and has directly adopted the water valve to add water to roller mill usually, and unable even spraying probably leads to the uneven problem of moisture in the roller mill.

Description

Sand mixer for casting

Technical Field

The utility model relates to a casting roller mill technical field specifically is a roller mill is used in casting.

Background

The sand mixer is a special device for mixing molding sand for sand casting, is used for uniformly mixing all components in the molding sand, effectively coats the adhesive on the surface of the molding sand, and is a very important device in casting production, and the mixed molding sand directly influences the subsequent casting effect.

The existing sand mixer usually adopts a water valve to add water to the sand mixer, so that the water cannot be uniformly sprayed, uneven moisture in the sand mixer can be caused, the local water content is large, the water content of the rest part is small, and the sand mixer needs to be stirred for a longer time for uniform moisture.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

Not enough to prior art, the utility model provides a roller mill is used in casting has solved roller mill and has directly adopted the water valve to add water to the roller mill usually, and unable evenly sprays, probably leads to the uneven problem of water among the roller mill.

(II) technical scheme

In order to achieve the above purpose, the utility model discloses a following technical scheme realizes: the utility model provides a roller mill for casting, including defeated workbin, the last fixed surface of defeated workbin is connected with two and the income hopper of inside intercommunication, the upper surface of defeated workbin is located fixedly connected with agitator motor between two income hoppers, the interior roof of defeated workbin rotates and runs through there is the pivot, agitator motor's output and the up end fixed connection of pivot, the pivot is located the three board of breaing away of the inside one end fixedly connected with of defeated workbin, the bottom surface fixedly connected with of defeated workbin sprays the case, the lower extreme of pivot is rotated and is run through the inside of spraying the case, the bottom surface fixedly connected with agitator tank of spraying the case, the inside of agitator tank is provided with two stirring structures, two stirring structures are all fixed cup joint the.

The spraying box is internally provided with four spraying pipes, a rotating shaft is positioned between the four spraying pipes, two ends of the four spraying pipes respectively rotate to penetrate through the inner walls of the left side and the right side of the spraying box, the right side of the spraying box is fixedly connected with a supporting rod, the right side of the spraying box is provided with four transfer pipes, the left ends of the four transfer pipes are respectively and fixedly sleeved at the right ends of the four spraying pipes, the right sides of the four transfer pipes are provided with a fixed plate, the left side of the fixed plate is fixedly connected with the right side of the spraying box, the right side of the fixed plate is fixedly penetrated with four transfusion pipes, the left ends of the four transfusion pipes are respectively and rotatably inserted at the right ends of the four transfer pipes, gears are fixedly sleeved on the outer surfaces of the four transfer pipes, toothed plates are arranged above the four gears and are respectively meshed with the four gears, the toothed plates are positioned below the supporting rods, the upper surfaces of, the positive fixedly connected with drive motor who sprays the case, drive motor's output fixedly connected with carousel, the right flank fixedly connected with fixed axle of carousel, the right-hand member of fixed axle slides and pegs graft in the inside of grafting frame, and the right side of fixed plate is provided with violently the pipe, the right-hand member of four transfer lines all with violently pipe fixed connection.

Preferably, the top of four spray tubes all is provided with the scraper blade, and four scraper blades all are located the inside of spraying the case, and four scraper blades about both ends respectively with spray the case about side inner wall fixed connection.

Preferably, the outer surface of the fixed shaft is rotatably sleeved with a rolling sleeve, and the rolling sleeve is inserted in the inserting frame in a rolling manner.

Preferably, the three scattering plates are all in a diamond shape, and are uniformly distributed around the rotating shaft in an axial circumferential array of the rotating shaft.

Preferably, the support rod is hexagonal and is perpendicular to the four transfer tubes.

Preferably, the four spray pipes are arranged in parallel, and the two spray pipes in front and the two spray pipes in back are symmetrically distributed on the front side and the back side of the rotating shaft along the axis of the rotating shaft.

(III) advantageous effects

The utility model provides a roller mill is used in casting. The method has the following beneficial effects:

1. the sand mixer for casting is provided with a spray pipe, a scattering plate, a transmission pipe, a gear, a toothed plate and a splicing frame, when sand mixing is carried out, a stirring motor and a transmission motor are started, then feeding is carried out to the inside of a material conveying box through two feeding hoppers, the stirring motor drives the scattering plate to rotate through a rotating shaft, sand poured into the inside of the material conveying box is scattered, then water is introduced into a transverse pipe, the spray pipe is supplied with water through a liquid conveying pipe, meanwhile, the transmission motor drives a rotary plate to rotate, then a fixed shaft is driven to rotate around the axis of the rotary plate, meanwhile, the fixed shaft slides in the splicing frame, so that the toothed plate is driven to move, then the gear rotates through being meshed with the toothed plate, then the spray pipe is driven to rotate through the transmission pipe, the effect of uniformly spraying water on the scattered sand is achieved, and the problem that the sand mixer usually directly adopts a water valve to add water, the problem of uneven water in the sand mixer can be caused due to the fact that the spraying is not uniform.

2. This roller mill for casting through setting up the scraper blade, when the spray tube rotated under the drive of gear, relative movement took place for the surface of scraper blade and spray tube to the scraper blade scrapes the surface of spray tube, has reached and has been stained with the effect that the sand that attaches to the spray tube constantly scraped at spray tube pivoted in-process, has solved the sand and has been stained with when falling and attach to the spray tube on, thereby influence the problem of the efficiency of spray tube water spray.

Drawings

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

FIG. 2 is a schematic view of the connection between the scattering plate and the rotating shaft of the present invention;

FIG. 3 is a schematic view of the connection between the scraper and the spraying box of the present invention;

fig. 4 is a schematic view of the connection between the fixing shaft and the rolling sleeve of the present invention.

Wherein, 1 delivery box, 2 feeding hoppers, 3 stirring motors, 4 rotating shafts, 5 scattering plates, 6 spraying boxes, 7 stirring boxes, 8 stirring structures, 9 spraying pipes, 10 supporting rods, 11 transmission pipes, 12 fixing plates, 13 infusion pipes, 14 gears, 15 toothed plates, 16 plug-in frames, 17 transmission motors, 18 fixing shafts, 19 rotating discs, 20 transverse pipes, 21 scraping plates and 22 rolling sleeves.

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.

The embodiment of the utility model provides a sand mixer for casting, as shown in figures 1-4, comprising a material conveying box 1, the upper surface of the material conveying box 1 is fixedly connected with two feeding hoppers 2 communicated with the inside, the upper surface of the material conveying box 1 is positioned between the two feeding hoppers 2 and is fixedly connected with a stirring motor 3, the inner top wall of the material conveying box 1 is rotated and penetrated with a rotating shaft 4, the output end of the stirring motor 3 is fixedly connected with the upper end surface of the rotating shaft 4, one end of the rotating shaft 4 positioned in the material conveying box 1 is fixedly connected with three scattering plates 5, the shape of the three scattering plates 5 is diamond-shaped, the three scattering plates 5 are uniformly distributed around the rotating shaft 4 by the axial circumference array of the rotating shaft 4, the scattering plates 5 scatter sand falling into the material conveying box 1, thereby facilitating the spraying, the bottom surface of the material conveying box 1 is fixedly connected with a spraying box 6, the lower end of the rotating shaft 4 is rotated and penetrates through the inside, the bottom surface fixedly connected with agitator tank 7 that sprays case 6, the inside of agitator tank 7 is provided with two stirring structure 8, and two stirring structure 8 are all fixed cup joints at the surface of pivot 4, and stirring structure 8 rotates under the drive of pivot 4, further stirs the mixture to the sand that mixes with water.

Four spray pipes 9 are arranged inside the spray box 6, scrapers 21 are arranged above the four spray pipes 9, the four scrapers 21 are all positioned inside the spray box 6, the left end and the right end of each of the four scrapers 21 are respectively fixedly connected with the left inner wall and the right inner wall of the spray box 6, the scrapers 21 scrape the surfaces of the spray pipes 9 in the rotating process of the spray pipes 9, the rotating shaft 4 is positioned between the four spray pipes 9, the four spray pipes 9 are arranged in parallel, the two spray pipes 9 in front of the spraying pipes and the two spray pipes 9 in back of the spraying pipes are symmetrically distributed on the front side and the back side of the rotating shaft 4 along the axial line of the rotating shaft 4, the two ends of the four spray pipes 9 respectively rotate to penetrate through the left inner walls and the right inner walls of the spray box 6, a support rod 10 is fixedly connected with the right side surface of the spray box 6, the support rod 10 is hexagonal, the support rod 10 is perpendicular to the four, a fixing plate 12 is arranged on the right side of the four transfer pipes 11, the left side surface of the fixing plate 12 is fixedly connected with the right side surface of the spraying box 6, four infusion pipes 13 are fixedly penetrated through the right side surface of the fixing plate 12, the left ends of the four infusion pipes 13 are respectively rotatably inserted into the right ends of the four transfer pipes 11, gears 14 are fixedly sleeved on the outer surfaces of the four transfer pipes 11, a toothed plate 15 is arranged above the four gears 14, the support rods 10 are arranged in a hexagon shape to prevent the toothed plate 15 from rotating when moving, the toothed plate 15 is engaged with the four gears 14, the toothed plate 15 is positioned below the support rods 10, the upper surface of the toothed plate 15 is slidably sleeved on the upper surface of the support rods 10, an insertion frame 16 is fixedly connected on the front surface of the toothed plate 15, a transmission motor 17 is fixedly connected on the front surface of the spraying box 6, a turntable 19 is fixedly connected on the output end of the transmission, the right end of the fixed shaft 18 is inserted in the insertion frame 16 in a sliding mode, the outer surface of the fixed shaft 18 is rotatably sleeved with the rolling sleeve 22, the rolling sleeve 22 is inserted in the insertion frame 16 in a rolling mode, the rolling sleeve 22 is arranged to reduce friction between the fixed shaft 18 and the insertion frame 16, abrasion between the rolling sleeve 22 and the insertion frame 16 is reduced, the transverse pipe 20 is arranged on the right side of the fixed plate 12 and communicated with the water storage device, and the right ends of the four infusion tubes 13 are fixedly connected with the transverse pipe 20.

The working principle is that when sand mixing is carried out, the stirring motor 3 and the transmission motor 17 are started, then feeding is carried out to the inside of the material conveying box 1 through the two feeding hoppers 2, the stirring motor 3 drives the scattering plate 5 to rotate through the rotating shaft 4, sand poured into the inside of the material conveying box 1 is scattered, then the horizontal tube 20 is filled with water, then the spray pipe 9 is supplied with water through the infusion tube 13, and the transmission motor 17 drives the rotary disc 19 to rotate, then the fixed shaft 18 is driven to rotate around the axis of the rotating disc 19, and simultaneously the fixed shaft 18 slides in the inserting frame 16, thereby moving the toothed plate 15, and then the gear 14 rotates by engaging with the toothed plate 15, then drive spray tube 9 through transfer pipe 11 and rotate, then with even spraying of water on the sand that breaks up, pivot 4 drives stirring structure 8 simultaneously and rotates and carry out further intensive mixing to the sand.

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 roller mill is used in casting, includes defeated workbin (1), its characterized in that: the upper surface of the material conveying box (1) is fixedly connected with two feeding hoppers (2) communicated with the inside, the upper surface of the material conveying box (1) is positioned between the two feeding hoppers (2) and is fixedly connected with a stirring motor (3), the inner top wall of the material conveying box (1) is rotatably penetrated by a rotating shaft (4), the output end of the stirring motor (3) is fixedly connected with the upper end surface of the rotating shaft (4), one end of the rotating shaft (4) positioned inside the material conveying box (1) is fixedly connected with three scattering plates (5), the bottom surface of the material conveying box (1) is fixedly connected with a spraying box (6), the lower end of the rotating shaft (4) is rotatably penetrated through the inside of the spraying box (6), the bottom surface of the spraying box (6) is fixedly connected with a stirring box (7), two stirring structures (8) are arranged inside the stirring box (7), and the two stirring structures (8) are fixedly sleeved on the outer surface;

the inner part of the spraying box (6) is provided with four spraying pipes (9), the rotating shaft (4) is positioned between the four spraying pipes (9), the two ends of the four spraying pipes (9) are respectively rotated to penetrate through the inner walls of the left side and the right side of the spraying box (6), a supporting rod (10) is fixedly connected to the right side surface of the spraying box (6), four transmission pipes (11) are arranged on the right side of the spraying box (6), the left ends of the four transmission pipes (11) are respectively and fixedly sleeved at the right ends of the four spraying pipes (9), a fixing plate (12) is arranged on the right side of the four transmission pipes (11), the left side surface of the fixing plate (12) is fixedly connected with the right side surface of the spraying box (6), four infusion pipes (13) are fixedly penetrated through the right side surface of the fixing plate (12), the left ends of the four infusion pipes (13) are respectively and rotatably inserted at the right ends of the four transmission pipes (11, the top of four gears (14) is provided with pinion rack (15), pinion rack (15) all meshes with four gears (14), pinion rack (15) are located the below of bracing piece (10), the upper surface of pinion rack (15) slides and cup joints the upper surface at bracing piece (10), the positive fixedly connected with of pinion rack (15) is pegged graft frame (16), the positive fixedly connected with drive motor (17) of spray box (6), the output fixedly connected with carousel (19) of drive motor (17), the right flank fixedly connected with fixed axle (18) of carousel (19), the right-hand member of fixed axle (18) slides and pegs graft in the inside of pegging graft frame (16), the right side of fixed plate (12) is provided with violently pipe (20), the right-hand member of four transfer lines (13) all with violently pipe (20) fixed connection.

2. A sand mixer for casting according to claim 1, characterized in that: the four spraying pipes (9) are respectively provided with a scraper (21) above, the four scrapers (21) are respectively positioned inside the spraying box (6), and the left end and the right end of the four scrapers (21) are respectively fixedly connected with the inner wall of the left side and the right side of the spraying box (6).

3. A sand mixer for casting according to claim 1, characterized in that: the outer surface of the fixed shaft (18) is rotatably sleeved with a rolling sleeve (22), and the rolling sleeve (22) is inserted in the insertion frame (16) in a rolling mode.

4. A sand mixer for casting according to claim 1, characterized in that: the three scattering plates (5) are all in a diamond shape, and the three scattering plates (5) are uniformly distributed around the rotating shaft (4) in an axial line circumferential array of the rotating shaft (4).

5. A sand mixer for casting according to claim 1, characterized in that: the supporting rod (10) is hexagonal, and the supporting rod (10) is perpendicular to the four transfer pipes (11).

6. A sand mixer for casting according to claim 1, characterized in that: the four spray pipes (9) are arranged in parallel, and the two spray pipes (9) positioned in front and the two spray pipes (9) positioned in back are symmetrically distributed on the front side and the back side of the rotating shaft (4) by the axis of the rotating shaft (4).