CN222518689U - Raw material crushing and sieving device - Google Patents

Abstract

The utility model discloses a raw material crushing and sieving device which comprises a box body, a feeding pipe and a side box, wherein the feeding pipe is fixedly connected to the top of the box body and communicated with the interior of the box body, and the side box is fixedly connected to the outer side wall of the box body and communicated with the interior of the box body. The utility model belongs to the technical field of raw material processing, and particularly relates to a raw material crushing and sieving device which solves the problems that the crushing effect on raw materials is poor, the crushing effect is not uniform enough, more waste is caused during sieving, and the processing efficiency of the raw materials is affected.

Description

Raw material crushing and sieving device

Technical Field

The utility model belongs to the technical field of raw material processing, and particularly relates to a raw material crushing and sieving device.

Background

The raw material is a material which is not processed and manufactured, and the material for further processing is the raw material, can be a product of other processing processes, and can also be a product grown in nature or formed naturally.

The crushing sieving device of current to the raw materials is when using, and the crushing effect of raw materials is relatively poor, and crushing effect is inhomogeneous inadequately, and it is extravagant more when leading to sieving, influences the machining efficiency of raw materials.

Disclosure of utility model

The utility model aims to solve the technical problems that the crushing effect on raw materials is poor, so that the crushing effect is not uniform enough, more waste is caused during sieving, and the processing efficiency of the raw materials is affected.

The raw material crushing and sieving device comprises a box body, a feeding pipe and a side box, wherein the feeding pipe is fixedly connected to the top of the box body and is communicated with the inside of the box body, the side box is fixedly connected to the outer side wall of the box body and is communicated with the inside of the box body, the raw material crushing and sieving device further comprises a crushing assembly, a screening assembly and a reflux assembly, the crushing assembly is arranged in the feeding pipe, the screening assembly is arranged in the box body, the reflux assembly is arranged in the side box, firstly, the crushing assembly is used for crushing raw materials, after the raw materials fall, the screening assembly is used for screening the crushed raw materials, unqualified raw materials enter the inside of the side box, and the unqualified raw materials enter the feeding pipe again through the reflux assembly to be subjected to secondary crushing treatment.

Further, crushing subassembly includes pivot, crushing roller, worm wheel and servo motor, pivot one end rotates to be connected on the inlet pipe inner wall, the pivot other end passes the inlet pipe opposite side and rotates with the inlet pipe to be connected, the pivot is the symmetry setting, crushing roller fixed connection is in the pivot, worm wheel fixed connection is in pivot one end, servo motor fixed mounting is in the inlet pipe lateral wall, servo motor's output fixedly connected with output shaft, the output shaft both ends all are equipped with the screw thread, the screw thread is opposite setting, screw thread and worm wheel meshing form worm gear.

Further, screening subassembly includes sieve, fixed column and spring, fixed column fixed connection is at the roof in the box, sieve one end swing joint is between the box inner wall, the sieve other end runs through the fixed column and slides and set up on the fixed column, the fixed column lateral wall is located to the spring housing, spring fixed connection is on sieve diapire and fixed column lateral wall, sieve diapire fixed mounting has vibrating motor, vibrating motor is the symmetry setting, the sieve roof is equipped with the separation circle, the separation circle is located the fixed column periphery.

Further, the reflux assembly comprises a stepping motor, a conveying blade, a vertical tube and a reflux tube, wherein the stepping motor is fixedly arranged on the bottom wall of the side box, a fixed disc is fixedly connected to the outer side wall of the box, the vertical tube penetrates through the fixed disc and is fixedly connected with the fixed disc, the conveying blade is fixedly connected to the output end of the stepping motor, the conveying blade is arranged inside the vertical tube, and the reflux tube is fixedly connected to the outer side wall of the vertical tube and is communicated with the inside of the vertical tube.

Further, the return pipe is the slope setting, the return pipe is kept away from a chimney one end and is located the inlet pipe top.

Further, the bottom of one side of the box body is provided with an opening, and the bottom in the box body is provided with a collecting box.

After the structure is adopted, the raw material crushing and sieving device has the following beneficial effects:

(1) The two groups of crushing rollers can rotate simultaneously to crush the raw materials through the meshing transmission of symmetrically arranged threads on the output shaft and the worm gear;

(2) After the crushed raw materials fall, the vibrating motor operates to enable the sieve plate to continuously press the springs, so that the sieve plate continuously vibrates up and down, and the crushed raw materials are screened;

(3) Unqualified raw materials can enter the side box in the vibration process, and the materials can be lifted through continuous rotation of the conveying paddles, so that the materials enter the feeding pipe again through the return pipe for secondary crushing treatment;

(4) The crushing and homogenizing effect on the materials is improved, the waste generated when the raw materials are sieved is avoided, and the processing efficiency of the raw materials is improved.

Drawings

The accompanying drawings are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate the utility model and together with the embodiments of the utility model, serve to explain the utility model.

FIG. 1 is a schematic diagram of the overall structure of a raw material crushing and sieving device according to the present utility model;

FIG. 2 is a half cross-sectional view of a raw material pulverizing and sieving apparatus according to the present utility model;

FIG. 3 is a side view of a raw material pulverizing and sieving apparatus according to the present utility model;

Fig. 4 is a schematic cross-sectional view of a raw material pulverizing and sieving apparatus according to the present utility model.

In the drawing, 1, a box body, 2, a feed pipe, 3, a side box, 4, a rotating shaft, 5, a crushing roller, 6, a worm wheel, 7, a servo motor, 8, an output shaft, 9, a sieve plate, 10, a fixed column, 11, a spring, 12, a vibration motor, 13, a baffle ring, 14, a stepping motor, 15, a conveying blade, 16, a vertical cylinder, 17, a return pipe, 18, a fixed disc, 19 and a collecting box.

Detailed Description

As shown in figures 1-2, the raw material crushing and sieving device comprises a box body 1, a feeding pipe 2 and a side box 3, wherein the feeding pipe 2 is fixedly connected to the top of the box body 1 and is communicated with the interior of the box body 1, the side box 3 is fixedly connected to the outer side wall of the box body 1 and is communicated with the interior of the box body 1, the raw material crushing and sieving device further comprises a crushing assembly, a sieving assembly and a reflux assembly, the crushing assembly is arranged in the feeding pipe 2, the sieving assembly is arranged in the box body 1, and the reflux assembly is arranged in the side box 3.

As shown in fig. 1-2, in order to crush the raw materials, the crushing assembly comprises a rotating shaft 4, a crushing roller 5, a worm wheel 6 and a servo motor 7, one end of the rotating shaft 4 is rotationally connected to the inner wall of the feeding pipe 2, the other end of the rotating shaft 4 penetrates through the other side of the feeding pipe 2 and is rotationally connected with the feeding pipe 2, the rotating shaft 4 is symmetrically arranged, the crushing roller 5 is fixedly connected to the rotating shaft 4, the worm wheel 6 is fixedly connected to one end of the rotating shaft 4, the servo motor 7 is fixedly arranged on the outer side wall of the feeding pipe 2, the output end of the servo motor 7 is fixedly connected with an output shaft 8, threads are respectively arranged at two ends of the output shaft 8, the threads are oppositely arranged, and the threads and the worm wheel 6 are meshed to form a worm wheel 6 worm.

As shown in fig. 1-4, in order to perform efficient screening treatment on the crushed raw materials, the screening assembly comprises a screen plate 9, a fixed column 10 and springs 11, wherein the fixed column 10 is fixedly connected to the inner top wall of the box body 1, one end of the screen plate 9 is movably connected between the inner walls of the box body 1, the other end of the screen plate 9 penetrates through the fixed column 10 to be slidably arranged on the fixed column 10, the springs 11 are sleeved on the outer side wall of the fixed column 10, the springs 11 are fixedly connected to the bottom wall of the screen plate 9 and the outer side wall of the fixed column 10, the bottom wall of the screen plate 9 is fixedly provided with vibration motors 12, the vibration motors 12 are symmetrically arranged, the top wall of the screen plate 9 is provided with blocking rings 13, and the blocking rings 13 are arranged on the periphery of the fixed column 10.

As shown in fig. 1-2, in order to grind unqualified raw materials again, improve the uniform grinding effect, reduce the waste generated during sieving, the reflux assembly comprises a stepping motor 14, a conveying blade 15, a vertical cylinder 16 and a reflux pipe 17, wherein the stepping motor 14 is fixedly arranged on the bottom wall of the side box 3, the outer side wall of the box body 1 is fixedly connected with a fixed disc 18, the vertical cylinder 16 penetrates through the fixed disc 18 and is fixedly connected with the fixed disc 18, the conveying blade 15 is fixedly connected with the output end of the stepping motor 14, the conveying blade 15 is arranged inside the vertical cylinder 16, and the reflux pipe 17 is fixedly connected with the outer side wall of the vertical cylinder 16 and is communicated with the inside of the vertical cylinder 16.

Wherein, the back flow 17 is the slope setting, and back flow 17 is kept away from chimney 16 one end and is located inlet pipe 2 top, and box 1 one side bottom is the opening setting, and box 1 bottom is equipped with collection box 19.

When the device is specifically used, raw materials to be treated are added into the feeding pipe 2, the servo motor 7 is started, the output shaft 8 is driven to rotate at a constant speed by the servo motor 7, threads symmetrically arranged on the output shaft 8 drive worm gears 6 and rotating shafts 4 meshed with the worm gears 6 and the rotating shafts 4 to rotate at a constant speed, then two groups of crushing rollers 5 can rotate relatively at the same time to crush the raw materials, the crushed raw materials fall down on the screen plate 9, the vibration motor 12 is started, the screen plate 9 can be continuously pressed by the operation of the vibration motor 12 to vibrate the screen plate 9 up and down, the crushed raw materials are screened, in the screening process, the blocking ring 13 can prevent the raw materials from falling down through the joint of the screen plate 9 and the fixed column 10, qualified raw materials fall down after passing through the screen plate 9 and enter into the collecting box 19 to be collected intensively, unqualified raw materials in the screening can enter into the side box 3 under the action of the obliquely arranged screen plate 9, then the stepping motor 14 is started, the stepping motor 14 drives the conveying blade 15 to rotate at a constant speed, the unqualified raw materials are lifted, the unqualified raw materials are subjected to the grinding processing, the raw materials are subjected to uniform speed, the raw materials are processed through the return pipe 17 and enter into the return pipe 2 again to be uniformly crushed, the raw materials are uniformly crushed, and the raw materials are processed, the raw materials are processed and are prevented from being processed.

Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents. In summary, if one of ordinary skill in the art is informed by this disclosure, a structural manner and an embodiment similar to the technical solution should not be creatively devised without departing from the gist of the present utility model.

Claims (6)

1. The utility model provides a raw materials smashes sieving mechanism, includes box, inlet pipe and side box, inlet pipe fixed connection is at the box top and communicates with each other with the box is inside, side box fixed connection is at the box lateral wall and communicates with each other with the box is inside, wherein still includes crushing subassembly, screening subassembly and backward flow subassembly, crushing subassembly is located inside the inlet pipe, screening subassembly is located inside the box, backward flow subassembly is located inside the side box, smashes the processing through crushing subassembly at first to the raw materials, carries out the screening processing through screening subassembly to the raw materials after the raw materials falls down, and unqualified raw materials then enters into inside the side box, enters into the inlet pipe again through backward flow subassembly and carries out secondary crushing processing.

2. The device for crushing and sieving raw materials according to claim 1, wherein the crushing assembly comprises a rotating shaft, a crushing roller, a worm wheel and a servo motor, one end of the rotating shaft is rotatably connected to the inner wall of the feeding pipe, the other end of the rotating shaft penetrates through the other side of the feeding pipe and is rotatably connected with the feeding pipe, the rotating shaft is symmetrically arranged, the crushing roller is fixedly connected to the rotating shaft, the worm wheel is fixedly connected to one end of the rotating shaft, the servo motor is fixedly arranged on the outer side wall of the feeding pipe, the output end of the servo motor is fixedly connected with an output shaft, threads are arranged at two ends of the output shaft, the threads are oppositely arranged, and the threads and the worm wheel are meshed to form a worm gear.

3. The device of claim 2, wherein the screening assembly comprises a screen plate, fixing columns and springs, the fixing columns are fixedly connected to the inner top wall of the box body, one ends of the screen plate are movably connected between the inner walls of the box body, the other ends of the screen plate penetrate through the fixing columns and are slidably arranged on the fixing columns, the springs are sleeved on the outer side walls of the fixing columns, the springs are fixedly connected to the bottom wall of the screen plate and the outer side walls of the fixing columns, vibration motors are fixedly arranged on the bottom wall of the screen plate and symmetrically arranged, and baffle rings are arranged on the top wall of the screen plate and are arranged on the periphery of the fixing columns.

4. The device for crushing and sieving raw materials according to claim 3, wherein the reflux assembly comprises a stepping motor, a conveying blade, a vertical cylinder and a reflux pipe, the stepping motor is fixedly arranged on the bottom wall of the side box, the outer side wall of the box body is fixedly connected with a fixed disc, the vertical cylinder penetrates through the fixed disc and is fixedly connected with the fixed disc, the conveying blade is fixedly connected with the output end of the stepping motor, the conveying blade is arranged in the vertical cylinder, and the reflux pipe is fixedly connected with the outer side wall of the vertical cylinder and is communicated with the interior of the vertical cylinder.

5. The apparatus of claim 4, wherein the return pipe is inclined, and the end of the return pipe far from the vertical cylinder is arranged above the feed pipe.

6. The apparatus of claim 5, wherein the bottom of the box is open, and a collecting box is disposed at the bottom of the box.