CN204768869U - Circulation grinding screen optional equipment - Google Patents

Abstract

The utility model discloses a circulation grinding screen optional equipment, include reducing mechanism and sieving mechanism by dynamic mechanism driving, the reducing mechanism including set up feed inlet in smashing the storehouse with two of pair roller mode setting roll the roller and with the mode of axis perpendicular to horizontal direction just to roll the roller below that set up with screw blade rotation axis connection, power unit includes driving motor, reduction gear and transmission shaft, the one end of transmission shaft and the power output shaft transmission coordination of reduction gear, the other end and the axis of rotation transmission coordination of transmission shaft, can cut the material crushingly effectively fully, moreover can be effectively smash the material filtering that requires with being unsatisfied with, material screening and discharge high -efficiently quick can not cause the jam of filter screen and the jam that the material was carried, has improved machining precision and machining efficiency greatly, avoids simultaneously because of the influence of frequent maintenance to production efficiency yet, and processing moreover can recycle the materiel recovered who is not conform to the requirement.

Description

Circulation crushing and screening equipment

technical field

The utility model relates to the field of machinery, in particular to a circulating crushing and screening equipment.

Background technique

The pulverizer is a common equipment for crushing materials. Its working principle is to insert a shaft into the cylindrical pulverizer casing, distribute the blades evenly in the axial direction of the shaft, and use the motor to drive the shaft to rotate to complete the pulverization. The material in the machine is crushed. However, due to the limitation of the structure of the casing, the material will move irregularly in the cavity of the casing during the crushing process, so that the blade cannot crush the material in time, resulting in uneven crushing of the material, and with the continuous deepening of the market , the requirements for product diversification are getting higher and higher, and the requirements for equipment for producing products are also getting higher and higher. For material crushing, it is expected to obtain products with different particle sizes after crushing to meet different uses.

Utility model content

In view of this, the purpose of this utility model is to provide a circular crushing and screening equipment, which can effectively and fully cut and crush materials, and can effectively filter out materials that do not meet the crushing requirements, and the screening and discharge of materials are efficient and fast. It will cause the clogging of the filter screen and the clogging of material conveying, which greatly improves the processing accuracy and processing efficiency, and at the same time avoids the impact on production efficiency due to frequent maintenance, and can recycle the materials that do not meet the requirements.

The circulation crushing and screening equipment of the present utility model includes a crushing device and a screening device driven by a power mechanism. Directly opposite to the spiral blade connected to the rotating shaft arranged below the rolling roller in a manner perpendicular to the horizontal direction, the power mechanism includes a drive motor, a reducer and a transmission shaft, and one end of the transmission shaft is driven by the power output shaft of the reducer. Cooperate, the other end of the transmission shaft is in transmission cooperation with the rotating shaft;

Further, the blade spirally extends around the rotating shaft from the upper part of the rotating shaft to the lower part of the rotating shaft to form a helical structure spaced apart from each other, and the upper part of the rotating shaft has a smaller spiral radius than the lower part;

Further, the screening device includes vibrating screens located below the helical blades and inclined at an acute angle to the horizontal direction, and the vibrating screens are circumferentially distributed in the crushing bin with the rotation axis of the helical blades as the center;

Further, the vibrating screen is set in an inclined manner with an angle of 30° with the horizontal direction;

Further, side baffles are longitudinally arranged around the helical blade, a partition is horizontally arranged between the helical blade and the rolling roller, and a secondary feeding port is arranged on the partition;

Further, the side wall of the feed inlet is provided with a magnet;

It further includes a material recovery device, the material recovery device is a bucket elevator, the input port of the bucket elevator communicates with the discharge port of the vibrating screen corresponding to the side wall of the crushing bin, and the output port of the bucket elevator is directly opposite Feed bin settings.

Beneficial effects of the utility model: the circulation crushing and screening equipment of the utility model can effectively and fully cut and crush materials, and can effectively filter out materials that do not meet the crushing requirements, and the screening and discharge of materials are efficient and fast, without causing The clogging of the filter screen and the clogging of material conveying greatly improve the processing accuracy and processing efficiency, and at the same time avoid the impact on production efficiency due to frequent maintenance, and can recover unqualified materials for recycling processing.

Description of drawings

Below in conjunction with accompanying drawing and embodiment the utility model is further described:

Fig. 1 is the structural representation of the utility model.

Detailed ways

Fig. 1 is a structural schematic diagram of the present utility model, as shown in the figure: the circulation crushing and screening equipment of the present utility model includes a crushing device and a screening device driven by a power mechanism, and the crushing device includes a feeding material arranged in a crushing bin 1 The two lamination rollers 3 arranged in the form of opposite rollers at the port 2 and the helical blades 4 connected to the rotating shaft directly below the lamination rollers 3 in such a way that the axis is perpendicular to the horizontal direction, the power mechanism includes a drive motor 15 , speed reducer 14 and transmission shaft, one end of the transmission shaft is in transmission cooperation with the power output shaft of the speed reducer 14, and the other end of the transmission shaft is in transmission cooperation with the rotating shaft. The material is first crushed and crushed by the pair of rollers, and then cut and crushed by the spiral blade 4 to enhance the crushing effect and improve the processing efficiency under the drive of the power mechanism.

In this embodiment, the blade 4 spirally extends from the upper part of the rotating shaft to the lower part of the rotating shaft around the rotating shaft to form a helical structure spaced apart from each other, and the helical radius of the upper part of the rotating shaft is smaller than that of the lower part; The structure with the upper helix radius smaller than the lower helix radius provides the maximum stirring and cutting force for the materials in the lower part, and then driven by the high speed of the helix with different helix diameters, the materials in the bin can be fully crushed, and because the screw is enlarged from top to bottom The spiral structure of the diameter is also convenient for the falling of the material and the fall of the material, so as to achieve the purpose of more complete crushing.

In this embodiment, the screening device includes vibrating screens 10 located below the helical blade 4 and inclined to form a certain acute angle with the horizontal direction. In the crushing bin 1; it is convenient for the screening of materials.

In this embodiment, the vibrating screen 10 is set in an inclined manner with an angle of 30° with the horizontal direction; it is convenient for blanking.

In this embodiment, side baffles 5 are longitudinally arranged around the helical blade 4, a partition 6 is horizontally arranged between the helical blade 4 and the rolling roller 3, and a secondary feeding port 2 is arranged on the partition 6 Secondary feeding port 2 is aligned with the blanking port of rolling roller 3, and side baffle plate 5 and horizontal partition plate 6 are convenient to separate the pulverizing mechanism of the two parts relatively independently, so that they do not affect each other in the process of processing.

In this embodiment, the side wall of the feed port 2 is provided with a magnet 7 for screening and removing iron impurities in the material at the feed port 2 of the crushing bin 1 .

In this embodiment, a material recovery device is also included, the material recovery device is a bucket elevator 13, the input port of the bucket elevator 13 communicates with the discharge port 11 of the vibrating screen 10 corresponding to the side wall of the crushing bin 1, The output port of the bucket elevator 13 is set up against the feed bin. The power mechanism provides power for the rotating shaft. The mode of cooperation between the reducer 14 and the driving motor 15 belongs to the prior art, and will not be repeated here. Of course, the transmission shaft and the rotating shaft can be the same shaft. The bottom of the crushing bin 1 is provided with a slide rail, and the storage tank 12 is provided with a wheel shaft cooperating with the slide rail, which facilitates the transfer and storage of the selected materials.

Finally, it is noted that the above embodiments are only used to illustrate the technical solutions of the present utility model without limitation. Although the utility model has been described in detail with reference to the preferred embodiments, those of ordinary skill in the art should understand that the utility model can be Modifications or equivalent replacements of the technical solutions without departing from the spirit and scope of the technical solutions of the utility model shall be covered by the claims of the utility model.

Claims (7)

1. A circulating crushing and screening equipment, characterized in that: it comprises a crushing device and a screening device driven by a power mechanism, and the crushing device includes two rollers arranged in a pair of rollers at the feeding port in the crushing bin. The roller and the helical blade connected with the rotating shaft are arranged directly under the rolling roller with the axis perpendicular to the horizontal direction. The power mechanism includes a drive motor, a reducer and a transmission shaft. One end of the transmission shaft is connected to the speed reducer. The power take-off shaft is in transmission cooperation, and the other end of the transmission shaft is in transmission cooperation with the rotating shaft. 2. The circulating crushing and screening equipment according to claim 1, wherein the blades spirally extend around the rotating shaft from the upper part of the rotating shaft to the lower part of the rotating shaft to form a spiral structure spaced apart from each other, And the helical radius of the upper part of the rotating shaft is smaller than the helical radius of the lower part. 3. The circulating crushing and screening equipment according to claim 2, characterized in that: the screening device includes a vibrating screen arranged in an inclined manner at an acute angle with the horizontal direction under the helical blade, and the vibrating screen is arranged in a spiral The rotation axis of the blade is distributed in the crushing bin in the circumferential direction of the center. 4. The circulating crushing and screening equipment according to claim 3, characterized in that: the vibrating screen is arranged in an inclined manner with an angle of 30° to the horizontal direction. 5. The circular crushing and screening equipment according to claim 3, characterized in that: side baffles are arranged longitudinally around the helical blade, a partition is horizontally arranged between the helical blade and the rolling roller, and a partition is arranged on the partition Secondary feed port. 6. The circulating crushing and screening equipment according to claim 4, characterized in that: the side wall of the feeding port is provided with a magnet. 7. The circular crushing and screening equipment according to claim 5, characterized in that: it also includes a material recovery device, the material recovery device is a bucket elevator, and the input port of the bucket elevator corresponds to the crushing bin of the vibrating screen The discharge port of the side wall is connected, and the discharge port of the bucket elevator is set opposite to the feed bin.