CN218167143U

CN218167143U - Raw material crushing device for preparing composite sand

Info

Publication number: CN218167143U
Application number: CN202221975095.5U
Authority: CN
Inventors: 何月明; 赵亮亮; 白留民
Original assignee: Luoyang Yuhai New Material Technology Co ltd
Current assignee: Luoyang Yuhai New Material Technology Co ltd
Priority date: 2022-07-27
Filing date: 2022-07-27
Publication date: 2022-12-30
Anticipated expiration: 2032-07-27

Abstract

A raw material crushing device for preparing composite sand comprises a machine shell and a crushing roller, wherein a blanking hopper is arranged at the upper part in the machine shell, the crushing roller is arranged below the blanking hopper, the crushing roller is of a horizontally arranged double-roller structure, a negative pressure pipe is arranged at the front side of the machine shell corresponding to a finished product bin, and a discharge hole is arranged at the side surface of the machine shell corresponding to the finished product bin; the beneficial effects of the utility model reside in that: according to the device, through the arrangement of the crushing roller and the negative pressure structure, when the raw stone is crushed and the raw material is fed, the negative pressure structure performs pressure pumping of the external negative pressure fan, and through adjustment of the air pressure of the external fan, dust impurities and excessively fine waste materials in the processing process can be effectively collected; therefore, the processing efficiency of the device can be guaranteed, the production cost is reduced, the processing efficiency is improved, waste accumulation in the device can be avoided, the problem of cleaning the inside of the device regularly is solved, and the use cost of the device is reduced.

Description

Composite sand system spare raw material crushing device

Technical Field

The utility model relates to a crushing equipment technical field especially relates to a be used for carrying out compound molding sand raw materials broken processingequipment.

Background

The sand material is a commonly used finished product raw material in production of casting molds and buildings, and the sand finished product can be mixed with other materials to form a necessary composite molding sand finished product base material for casting, buildings and the like. The composite sand material is a granular or powdery material prepared by physically mixing dry and screened aggregate (such as quartz sand), inorganic cementing material (such as cement) and additive (such as polymer) according to a certain proportion, is transported to a construction site in a bag or in bulk form, is added with water and is mixed to obtain a material which can be directly used, and is also called mortar dry powder, dry mixture and dry mixed powder, some building adhesives belong to the class, and the dry mortar powder plays roles of bonding, lining, protection and decoration in a thin layer in the building industry, so that the application of building and finishing engineering is very wide.

The composite molding sand is prepared by mixing various types of sand materials according to a certain proportion and combining and blending the sand materials according to different use scenes and use characteristics; when the composite molding sand is produced, a plurality of different types of sand materials are needed, and during the production process of the sand materials, the raw stone is generally crushed to prepare the raw material of the composite molding sand.

At the in-process that carries out compound molding sand preparation, there are certain other dusts on the surface of former stone, have the too thin garrulous condition of broken back grit simultaneously at carrying out broken in-process, need carry out extra raw materials and sieve the processing and just can carry out the hybrid processing of follow-up compound molding sand, so not only increased the processing cost of compound molding sand, cause the slow inefficiency of processing cycle, the inside impurity of device increases moreover, need carry out periodic cleaning, has improved the use cost of device.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to overcome not enough among the prior art, provide a carry out the processing in-process through the negative pressure mode to the raw materials breaker for compound sand preparation of finished product dust impurity and material clearance in small, broken bits.

The utility model discloses a realize through following technical scheme: a raw material crushing device for composite sand preparation comprises a shell and a crushing roller, wherein the shell is of a hollow cuboid structure, a blanking hopper is arranged at the upper part in the shell, the crushing roller is arranged below the blanking hopper, the crushing roller is of a horizontally arranged double-roller structure, and a driving motor is arranged on the side surface of the shell corresponding to the crushing roller; the inner space of the shell below the crushing roller is a finished product bin, the front side of the shell is provided with a negative pressure pipe corresponding to the finished product bin, the negative pressure pipe is communicated with the finished product bin, and the side surface of the shell is provided with a discharge hole corresponding to the finished product bin.

Preferably, the crushing roller comprises a roller body, a fixed shaft and an output shaft, wherein the fixed shaft is arranged at one end of the roller body and is fixed with the shell through a flange ring, and the output shaft is arranged at the other end of the roller body; the driving motor is provided with a driving groove corresponding to the inner side of the shell through a speed reduction driving structure, and the driving groove and the output shaft are correspondingly arranged.

Furthermore, the flange ring and the machine shell are fixedly installed through bolts.

Furthermore, a temperature detector is arranged on the outer side of the fixing shaft, and the temperature detector is electrically connected with the warning lamp and the buzzer.

Preferably, the discharge port is provided with a discharge hopper.

Preferably, the side surface of the casing is provided with a pressure stabilizing port corresponding to the finished product bin.

Furthermore, an isolation net is arranged on the pressure stabilizing port.

Furthermore, a pressure regulating cover plate is arranged on the outer side of the pressure stabilizing port, and the pressure regulating cover plate is of a double-layer structure.

Preferably, the bottom of the finished product bin is provided with a discharge plate with an inclined structure, and a weigher is arranged below the discharge plate.

Preferably, a splash guard is arranged on the inner side of the lower hopper, and the splash guard is a plate with a downward inclined structure.

The beneficial effects of the utility model reside in that: according to the device, through the arrangement of the crushing roller and the negative pressure structure, when the raw stone is crushed and the raw stone is fed during the processing of the composite molding sand raw material, the negative pressure structure performs the pressure pumping of an external negative pressure fan, and the collection of dust impurities and excessively fine waste materials in the processing process can be effectively realized by adjusting the air pressure of the external fan; not only can guarantee the machining efficiency of device like this, the problem of processing of sieving once more when avoiding the later stage to carry out compound molding sand to mix reduces manufacturing cost, improves machining efficiency, can avoid the inside waste material that appears of device to pile up moreover, has reduced the problem of regularly carrying out the inside clearance of device, has reduced the use cost of device.

Drawings

Fig. 1 is a schematic structural diagram of an overall device of a raw material crushing device for composite sand preparation.

Fig. 2 is a schematic view of the cross-sectional internal structure of a raw material crushing device for composite sand preparation.

FIG. 3 is a schematic view showing the structure of a crushing roller of a raw material crushing apparatus for composite sand preparation.

FIG. 4 is a schematic view showing the structure of a crushing roller of a raw material crushing apparatus for composite sand preparation.

Fig. 5 is a rear side structural view of the entire device of the raw material crushing device for composite sand preparation.

Wherein: 1. a housing; 2. feeding a hopper; 21. a splash shield; 3. a crushing roller; 31. a roller body; 32. a fixed shaft; 33. an output shaft; 34. a flange ring; 4. a drive motor; 41. a drive slot; 5. a finished product bin; 51. a discharge plate; 52. a weighing device; 6. a negative pressure tube; 7. a discharge port; 71. a discharge hopper; 8. a temperature detector; 81. a warning light; 82. a buzzer; 9. a pressure stabilizing port; 91. an isolation net; 92. and a pressure regulating cover plate.

Detailed Description

In the description of the present invention, it should also be noted that, unless otherwise explicitly specified or limited, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

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. 1-5, a raw material crushing device for composite sand preparation comprises a casing 1 and a crushing roller 3, wherein the casing 1 is of a hollow cuboid structure, and the casing 1 is a main protection structure of the whole device; a discharging hopper 2 is arranged at the upper part in the machine shell 1 and used for feeding raw stones of the composite molding sand raw materials to be processed; a crushing roller 3 is arranged below the blanking hopper 2, the crushing roller 3 is of a horizontally arranged double-roller structure, a driving motor 4 is arranged on the side surface of the shell 1 corresponding to the crushing roller 3, and the crushing roller 3 is driven by the driving motor 4 to rotate inwards relatively to crush the compound molding sand raw material boulder; the inner space of the shell 1 below the crushing roller 3 is a finished product bin 5, and the crushed composite molding sand falls into the finished product bin 5 and is subjected to subsequent treatment; the front side of the casing 1 is provided with a negative pressure pipe 6 corresponding to the finished product bin 5, the negative pressure pipe 6 is communicated with the finished product bin 5, the negative pressure pipe 6 is connected with an external negative pressure fan, negative pressure is provided in the finished product bin 5, so that dust impurities and excessively fine materials in the crushed composite sand raw material are extracted; the side surface of the machine shell 1 is provided with a discharge hole 7 corresponding to the finished product bin 5 and used for discharging and collecting the processed composite molding sand.

The crushing roller 3 comprises a roller body 31, a fixed shaft 32 and an output shaft 33, wherein the fixed shaft 32 is arranged at one end of the roller body 31, the fixed shaft 32 is fixed with the machine shell 1 through a flange ring 34, and the output shaft 33 is arranged at the other end of the roller body 31; the driving motor 4 is provided with a driving groove 41 corresponding to the inner side of the casing 1 through a speed reduction driving structure, and the driving groove 41 is correspondingly arranged with the output shaft 33; the crushing roller 3 is convenient for carry out the dismantlement and the installation of whole crushing roller 3 through the cooperation of fixed axle 32 and flange ring 34 structure, because roll body 31 easily produces loss and trouble at the in-process of processing, consequently through this structure setting, is convenient for carry out the dismantlement after-maintenance or the change of roll body 31.

The flange ring 34 is fixedly installed with the casing 1 through bolts, so that the stable installation of the crushing roller 3 is ensured, and the disassembly and the installation of the device are convenient.

The outside of the fixed shaft 32 is provided with the temperature detector 8, the temperature detector 8 is electrically connected with the warning lamp 81 and the buzzer 82, the temperature detector 8 is used for monitoring the temperature of the fixed shaft 323 in real time, and when the temperature is abnormal, the warning lamp 81 and the buzzer 82 work to avoid production accidents.

Discharge gate 7 sets up out hopper 71, is convenient for carry out the concentrated collection of finished product material.

The side surface of the machine shell 1 is provided with a pressure stabilizing port 9 corresponding to the finished product bin 5, so that the balance of the internal pressure of the device, especially the internal pressure of the finished product bin 5 can be realized, and the fault that the impurity can not be sucked due to the undersize internal gas flow is avoided.

And the pressure stabilizing port 9 is provided with an isolation net 91, so that the condition of material leakage is avoided.

The pressure regulating cover plate 92 is arranged on the outer side of the pressure stabilizing port 9, the pressure regulating cover plate 92 is of a double-layer structure, and the air quantity entering the device can be regulated by regulating the pressure regulating cover plate 92, so that the impurity suction effect of the auxiliary control device can be assisted.

The bottom in finished product storehouse 5 sets up the play flitch 51 of slope structure, goes out the flitch 51 below and sets up weighing device 52, and the finished product of being convenient for can smooth eduction gear, and weighing device 52 can monitor the circumstances of piling up of material on the flitch 51 simultaneously, if appear concentrate when windrow or material jam, external alarm device reminds, avoids appearing the production accident.

The inboard of hopper 2 sets up splash guard 21 down, and splash guard 21 is the board of downward sloping structure, can avoid when carrying out the damage, and the emergence of the material condition of splashing guarantees operating personnel's safety.

Principle of operation

When the device normally works, the composite molding sand stone material to be processed is put into the device from the blanking hopper 2, firstly, the crushing roller 3 works, and the roller body 31 rotates inwards to realize the crushing of the stone under the driving of the driving motor 4; then, the damaged materials enter the finished product bin 5, and meanwhile, an external negative pressure fan works to draw out dust and fine materials in the finished product bin 5 and process the materials through an external dust remover; the composite molding sand that has finally completed the processing is discharged from the discharge port 7 and collected from the discharge hopper 71, and then the processing of the composite molding sand raw material is completed.

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 and variations can be made in the embodiments or in part of the technical features of the embodiments without departing from the spirit and the scope of the invention.

Claims

1. The utility model provides a raw materials breaker is used in preparation of compound sand which characterized in that: the crushing roller comprises a shell and a crushing roller, wherein the shell is of a hollow cuboid structure, a blanking hopper is arranged at the upper part in the shell, the crushing roller is arranged below the blanking hopper, the crushing roller is of a horizontally arranged double-roller structure, and a driving motor is arranged on the side surface of the shell corresponding to the crushing roller; the inner space of the shell below the crushing roller is a finished product bin, the front side of the shell is provided with a negative pressure pipe corresponding to the finished product bin, the negative pressure pipe is communicated with the finished product bin, and the side surface of the shell is provided with a discharge hole corresponding to the finished product bin.

2. The raw material crushing device for composite sand preparation according to claim 1, characterized in that: the crushing roller comprises a roller body, a fixed shaft and an output shaft, wherein the fixed shaft is arranged at one end of the roller body and is fixed with the shell through a flange ring, and the output shaft is arranged at the other end of the roller body; the driving motor is provided with a driving groove corresponding to the inner side of the shell through a speed reduction driving structure, and the driving groove and the output shaft are correspondingly arranged.

3. The raw material crushing device for composite sand preparation according to claim 2, characterized in that: the flange ring and the machine shell are fixedly installed through bolts.

4. The raw material crushing device for composite sand preparation according to claim 2, characterized in that: the fixed shaft outside set up thermodetector, thermodetector and warning light and buzzer electricity be connected.

5. The raw material crushing device for composite sand preparation according to claim 1, characterized in that: the discharge port is provided with a discharge hopper.

6. The raw material crushing device for composite sand preparation according to claim 1, characterized in that: the side surface of the shell is provided with a pressure stabilizing port corresponding to the finished product bin.

7. The raw material crushing device for composite sand preparation according to claim 6, characterized in that: and an isolation net is arranged on the pressure stabilizing port.

8. The raw material crushing device for composite sand preparation according to claim 6, characterized in that: the outer side of the pressure stabilizing port is provided with a pressure regulating cover plate which is of a double-layer structure.

9. The raw material crushing device for composite sand preparation according to claim 1, characterized in that: the bottom of the finished product bin is provided with a discharge plate with an inclined structure, and a weighing device is arranged below the discharge plate.

10. The raw material crushing device for composite sand preparation according to claim 1, characterized in that: the inner side of the discharging hopper is provided with a splash guard which is a plate with a downward inclined structure.