CN210477473U

CN210477473U - Material screening device

Info

Publication number: CN210477473U
Application number: CN201921279676.3U
Authority: CN
Inventors: 张津
Original assignee: Tianjin Taiyu Huixin Material Technology Co ltd
Current assignee: Tianjin Taiyu Huixin Material Technology Co ltd
Priority date: 2019-08-08
Filing date: 2019-08-08
Publication date: 2020-05-08
Anticipated expiration: 2029-08-08

Abstract

The utility model discloses a material screening device, including organism and the filtration sieve section of thick bamboo and the filtration sieve of setting in the organism, the organism has open-ended cuboid structure for the top, and curved overhead guard is installed to the top open-ended one side of organism, it is close to the opening part to filter the inside upper end of installing at the organism to sieve the section of thick bamboo, and the both ends of filtering the sieve section of thick bamboo all rotate through pivot and organism inner wall and be connected, and wherein a set of pivot in the organism with the coaxial fixed connection of the bent axle of motor, and it has eccentric wheel, two sets of still to fix the cup joint in this pivot go back fixedly connected with lead screw in the filtration sieve section of thick bamboo between the pivot, the thread bush is. This material sieving mechanism can shakeout the material in filtering a sieve section of thick bamboo, avoids piling up together to the cooperation filters the sieve and can be by the setting of eccentric wheel, ejector pin and spring, carries out the vibration screening, has improved the efficiency of material screening, makes the more quick of material screening, and the practicality is strong.

Description

Material screening device

Technical Field

The utility model belongs to the technical field of material production facility, concretely relates to material screening device.

Background

Plastics are high molecular compounds (macromolecules) polymerized by addition polymerization or polycondensation reaction, commonly called plastics (plastics) or resins (resin), which can freely change components and shapes and forms, and are composed of synthetic resins and additives such as fillers, plasticizers, stabilizers, lubricants, pigments, etc. The main component of the plastic is resin, and after the plastic is granulated or granulated, the particles of the plastic need to be screened to screen out the particle size required by compounding.

And current material screening device for plastics uses tubular structure's a screening drum to rotate the screening mostly, but single screening leads to the quality of screening poor easily, and directly sends into the material in the screening drum, and the material piles up together easily, thereby need separate after rotating many times to the efficiency of screening has been reduced.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a material sieving mechanism to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: a material screening device comprises a machine body, a filtering screen cylinder and a filtering screen plate, wherein the filtering screen cylinder and the filtering screen plate are arranged in the machine body, the machine body is of a cuboid structure with an opening at the top end, an arc top cover is arranged on one side of an opening at the top end of the machine body, the filtering screen cylinder is arranged at the upper end in the machine body and close to the opening, two ends of the filtering screen cylinder are rotatably connected with the inner wall of the machine body through rotating shafts, one group of rotating shafts are fixedly connected with the machine shaft of a motor in the machine body in a coaxial manner, an eccentric wheel is fixedly sleeved on the rotating shafts, a lead screw is fixedly connected in the filtering screen cylinder between the rotating shafts, a material spreading plate is sleeved on the lead screw in a threaded manner, a top rod is abutted to the bottom end of the eccentric wheel, the bottom end of the top rod is closely arranged with the filtering screen plate through a, the bottom end of the other end is also connected with a limiting block through a spring.

Preferably, the bottom of filtering a sieve section of thick bamboo is the hollow cylindrical structure of horizontal cutting, and the top is hollow cuboid frame column structure, and the lateral surface of hollow cylindrical structure is provided with the bars netted, and the fixed seal in upper end overhead guard below of frame column structure has the apron, it is provided with the slide to slide in the apron, the screw has been bored to slide one side up end symmetry outside the apron, and the slide stretches into the opposite side of frame column structure and passes through locking bolt and fixed with frame column structure to sealed filtering a sieve section of thick bamboo.

Preferably, the structure of the material spreading plate is similar to the vertical section structure of the filtering screen cylinder, wherein a threaded hole matched with the screw rod is drilled in the middle of the upper end of the material spreading plate, and the semicircular bottom ends of the material spreading plate are uniformly provided with transversely through flattening grooves at intervals.

Preferably, the inner side surface of the machine body below the eccentric wheel is fixedly welded with a fixing ring, the ejector rod is vertically inserted into the fixing ring and is arranged in a sliding manner with the fixing ring, and the bottom end of the ejector rod is fixedly bonded with one end of the spring.

Preferably, still be provided with the ejection of compact swash plate of slope in the organism inner chamber of filter sieve below, open the vertical side of organism of the slope bottom one side of ejection of compact swash plate has the discharge gate, and has the ejection of compact lid that is used for sealed discharge gate through articulated on the discharge gate.

The utility model discloses a technological effect and advantage: according to the material screening device, the filtering screen cylinder and the filtering screen plate are arranged, materials are filtered through the filtering screen plate again after being rotated and filtered through the filtering screen cylinder, so that double screening can be achieved, the screening quality is better, and the using requirements can be met; in addition, the material spreading plate is arranged in the filtering screen cylinder, the material spreading plate is rotated by the motor to drive the screw rod to rotate, and the screw rod reciprocates, so that materials in the filtering screen cylinder can be spread out, accumulation is avoided, the filtering screen plate can be matched with the arrangement of the eccentric wheel, the ejector rod and the spring to perform vibration screening, the efficiency of material screening is improved, the material screening is quicker, and the practicability is high.

Drawings

Fig. 1 is an internal schematic view of the present invention;

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

FIG. 3 is a front view of the material spreading plate of the present invention;

fig. 4 is an enlarged view of the structure a in fig. 1 according to the present invention.

In the figure: the device comprises a machine body 1, a top cover 2, a cover plate 3, a sliding plate 4, a filtering screen cylinder 5, a motor 6, a discharging cover 7, a lead screw 8, a material spreading plate 9, a fixing ring 10, an ejector rod 11, a spring 12, a limiting block 13, a filtering screen plate 14, a discharging inclined plate 15, a threaded hole 16, a flattening groove 17, a locking bolt 18 and an eccentric wheel 19.

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 utility model provides a material screening device as shown in figures 1-4, which comprises a machine body 1, a filtering screen cylinder 5 and a filtering screen plate 14 which are arranged in the machine body 1, wherein the machine body 1 is a cuboid structure with an opening at the top end, one side of the top end opening of the machine body 1 is provided with an arc top cover 2, the filtering screen cylinder 5 is arranged at the upper end inside the machine body 1 and is close to the opening, two ends of the filtering screen cylinder 5 are rotatably connected with the inner wall of the machine body 1 through rotating shafts, the rotating shafts are fixedly welded with the filtering screen cylinder, one group of the rotating shafts are fixedly connected with the shaft of a motor 6 in the machine body 1 and are fixedly sleeved with eccentric wheels 19, a lead screw 8 is fixedly connected in the filtering screen cylinder 5 between the two groups of the rotating shafts, two ends of the lead screw 8 pass through the filtering screen cylinder 5 and are fixedly connected with the rotating shafts coaxially, a thread material, the bottom of eccentric wheel 19 is the butt still there is ejector pin 11, spring 12 and the adjacent setting of filter sieve 14 are passed through to the bottom of ejector pin 11, filter the inside intermediate position of sieve 14 slope setting at organism 1, the slope bottom of filtering sieve 14 passes through hinge swing joint with the 1 inner wall of organism, the bottom of the other end also is connected with stopper 13 through spring 12, thereby make the one end of filtering sieve 14 when elastic collision, can bounce its one end, make whole in the process of vibration, and the organism 1 side at the slope bottom place of filtering sieve 14 is when the in-service use, the side door has still been seted up, in order to make things convenient for the unqualified material of discharging, during the in-service use, the lateral surface and the organism 1 contactless of filtering sieve section of thick bamboo 5, in order to avoid influencing the rotation of filtering sieve section of thick bamboo 5.

Specifically, the bottom of filtering sieve section of thick bamboo 5 is the cavity cylindricality structure of horizontal cutting, and the top is hollow cuboid frame column structure, and the lateral surface of cavity cylindricality structure is provided with the bars netted (similar with common filtering sieve section of thick bamboo structure, has just changed the upper end of tube-shape into platelike), and the fixed seal of 2 below of upper end overhead hoods of frame column structure has apron 3, it is provided with slide 4 to slide in the apron 3, slide 4 has drilled the screw in the symmetry of 3 outer one side up end of apron, and slide 4 stretches into the opposite side of frame column structure and passes through locking bolt 18 and frame column structure fixed to sealed filtering sieve section of thick bamboo 5 is opened during the pay-off, and is sealed during the screening.

Specifically, the structure of the material spreading plate 9 is similar to the vertical cross section structure of the filtering screen cylinder 5, wherein a threaded hole 16 matched with the screw rod 8 is drilled in the middle of the upper end of the material spreading plate 9, and a leveling groove 17 transversely running through the material spreading plate 9 is formed in the semi-circular bottom end of the material spreading plate 9 at even intervals (the structure of the material spreading plate 9 is shown in fig. 3, when the material spreading plate 9 moves back and forth on the screw rod 8, the material stacked in the filtering screen cylinder 5 can be moved from one end to the other end, so that the material is in a horizontal state as far as possible, and the problem that the material is stacked together and difficult to screen is avoided.

Specifically, still fixed welding has solid fixed ring 10 on the organism 1 medial surface in place below eccentric wheel 19, can play spacing effect to ejector pin 11, guarantees that the vertical elasticity of ejector pin 11 slides from top to bottom, ejector pin 11 is vertical to be inserted and is established in solid fixed ring 10 to with solid fixed ring 10 slip setting, the bottom of ejector pin 11 and the one end bonding of spring 12 are fixed.

Specifically, still be provided with the ejection of compact swash plate 15 of slope in the 1 inner chamber of organism of filter sieve 14 below, the discharge gate has been opened to the 1 vertical side of organism of the slope bottom one side of ejection of compact swash plate 15, and has the ejection of compact lid 7 that is used for sealed discharge gate through articulated on the discharge gate, when the ejection of compact, opens ejection of compact lid 7 and makes things convenient for the discharge of material.

Specifically, the material screening device, during screening, firstly, the material is sent into the filtering screen cylinder 5 from the opening of the machine body 1 and the opening of the filtering screen cylinder 5, then the sliding plate 4 is moved to enable the end part of the sliding plate 4 to be inserted into the other end of the filtering screen cylinder 5, the sliding plate 4 is fixed by using the locking bolt 18, the sealing of the filtering screen cylinder 5 is completed, at this time, the motor 6 is opened, the motor 6 rotates, firstly, the rotating shaft drives the filtering screen cylinder 5 to rotate, then, the rotating shaft also drives the lead screw 8 to rotate, so that the material spreading plate 9 on the lead screw 8 starts to reciprocate, the material in the filtering screen cylinder 5 is spread and processed, the material drops onto the filtering screen plate 14 after being filtered in the filtering screen cylinder 5, the filtering screen plate 14 drives the eccentric wheel 19 to rotate by the rotation of the rotating shaft, thereby forming the circular knocking on the ejector rod 11, the ejector rod 11 downwards extrudes one end of, the filtering sieve vibrates up and down due to the rebound of the spring 12, so that the screening of materials is accelerated, and finally the materials fall onto the discharging inclined plate 15, and the discharging cover 7 is opened to discharge the materials.

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 material sieving mechanism, includes organism (1) and sets up filter sieve section of thick bamboo (5) and filter sieve (14) in organism (1), its characterized in that: the machine body (1) is of a cuboid structure with an opening at the top end, one side of the top end opening of the machine body (1) is provided with an arc top cover (2), the filtering screen cylinder (5) is arranged at the upper end of the inside of the machine body (1) and close to the opening, the two ends of the filtering screen cylinder (5) are rotatably connected with the inner wall of the machine body (1) through rotating shafts, one group of rotating shafts are fixedly connected with the machine shaft of the motor (6) in the machine body (1) in a coaxial manner, eccentric wheels (19) are fixedly sleeved on the rotating shafts, two groups of lead screws (8) are fixedly connected in the filtering screen cylinder (5) between the rotating shafts, material spreading plates (9) are sleeved on the lead screws (8) in a threaded manner, ejector rods (11) are arranged at the bottom ends of the eccentric wheels (19) in a butt manner, the bottom ends of the ejector rods (11) are tightly arranged with the filtering screen plates (14) through springs (12), and, the inclined bottom end of the filtering sieve plate (14) is movably connected with the inner wall of the machine body (1) through a hinge, and the bottom end of the other end is also connected with a limiting block (13) through a spring (12).

2. A material screening apparatus according to claim 1, wherein: the bottom of filtering sieve section of thick bamboo (5) is the cavity cylindricality structure of horizontal cutting, and the top is hollow cuboid frame column structure, and the lateral surface of cavity cylindricality structure is provided with the bars netted, and the upper end overhead guard (2) below fixed seal of frame column structure has apron (3), it is provided with slide (4) to slide in apron (3), slide (4) are bored in apron (3) outer one side up end symmetry and have the screw, and slide (4) stretch into the opposite side of frame column structure and pass through locking bolt (18) and fixed with frame column structure to sealed filtering sieve section of thick bamboo (5).

3. A material screening apparatus according to claim 1, wherein: the structure of stand material board (9) is similar with the vertical cross section structure of filtering a sieve section of thick bamboo (5), wherein the upper end of stand material board (9) bore centrally have with lead screw (8) complex screw hole (16), the semi-circular bottom of stand material board (9) evenly separates to be equipped with horizontal shakeout groove (17) that link up.

4. A material screening apparatus according to claim 1, wherein: still fixed welding has solid fixed ring (10) on eccentric wheel (19) below place organism (1) medial surface, ejector pin (11) are vertical to be inserted and are established in solid fixed ring (10) to with solid fixed ring (10) slip setting, the bottom of ejector pin (11) and the one end bonding of spring (12) are fixed.

5. A material screening apparatus according to claim 1, wherein: still be provided with the ejection of compact swash plate (15) of slope in organism (1) inner chamber of filter sieve (14) below, open the vertical side of organism (1) of the slope bottom one side of ejection of compact swash plate (15) has the discharge gate, and articulates through articulated on the discharge gate to have ejection of compact lid (7) that are used for sealed discharge gate.