CN218520667U

CN218520667U - Screening device

Info

Publication number: CN218520667U
Application number: CN202222918724.7U
Authority: CN
Inventors: 潘洪兵; 马振朝
Original assignee: Zhejiang Baima Grinding Wheel Co ltd
Current assignee: Zhejiang Baima Grinding Wheel Co ltd
Priority date: 2022-11-01
Filing date: 2022-11-01
Publication date: 2023-02-24
Anticipated expiration: 2032-11-01

Abstract

The utility model relates to a emery wheel production technical field to a sieving mechanism is disclosed, including the screening installation, the equal fixedly connected with curb plate in both ends of screening installation, two be provided with mobilizable hopper between the curb plate, the bottom of hopper is rotated and is equipped with and rotates a section of thick bamboo, and rotates a section of thick bamboo and pass through the bearing and rotate the assembly on the hopper, two be provided with drive assembly on the curb plate, be provided with the unloading subassembly on the hopper. The utility model provides a screening installation when in-service use, the abrasive material can intermittent type nature drop on the screening installation to evenly distributed is on the screening installation, and is filtered the processing to the abrasive material by the screening installation, and based on the aforesaid process, the screen cloth of screening installation can evenly atress, reduces the atress and the wearing and tearing at screen cloth middle part, prolongs the life of screening installation, improves the practicality of screening installation.

Description

Screening device

Technical Field

The utility model relates to a emery wheel production technical field especially relates to a sieving mechanism.

Background

The grinding wheel is also called a consolidation grinding tool, the grinding wheel is a consolidation grinding tool which is formed by consolidating common grinding materials into a certain shape by a binding agent and has certain strength, and a screening device is required to screen the grinding materials in the production process of the grinding wheel.

When the screening device in the prior art is used in practice, the grinding materials are poured into the middle of the screen by workers usually, and the vibrating screen screens the grinding materials, the middle of the screen is stressed greatly and abraded greatly in the long-time use process of the screening mode, the edge position of the screen cannot be effectively utilized generally, the service life of the screen is limited, and therefore the screening device needs to be designed to solve the problems.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the defects existing in the prior art and providing a screening device.

In order to realize the purpose, the utility model adopts the following technical scheme:

the utility model provides a screening device, includes the screening installation, the equal fixedly connected with curb plate in screening installation's both ends, two be provided with mobilizable hopper between the curb plate, the bottom of hopper is rotated and is equipped with a rotation section of thick bamboo, and rotates a section of thick bamboo and pass through the bearing and rotate the assembly on the hopper, two be provided with drive assembly on the curb plate, be provided with unloading subassembly on the hopper.

As a preferred technical scheme of the utility model, drive assembly includes driving motor, reciprocal lead screw, guide bar and installation piece, driving motor installs on one of them curb plate, reciprocal lead screw rotates the assembly between two curb plates, and fixed connection between the one end of reciprocal lead screw and driving motor's the output shaft end, guide bar fixed connection is between two curb plates, installation piece fixed connection is in the side of hopper, installation piece screw thread cup joints on reciprocal lead screw, installation piece sliding sleeve establishes on the guide bar.

As a preferred technical scheme of the utility model, the unloading subassembly includes rotor plate, fixed plate, two feed openings, ring gear and rack, rotor plate fixed connection is in the inner face of a rotating cylinder, fixed plate fixed connection is in the inner face of hopper, two the hopper is seted up respectively on rotor plate and fixed plate down, the fixed cover of ring gear is established on a rotating cylinder, rack fixed connection is between two curb plates, and intermeshing between rack and the ring gear.

As an optimal technical scheme of the utility model, laminate each other between the top surface of rotor plate and the bottom surface of fixed plate.

As an optimal technical scheme of the utility model, the hopper is located screening installation directly over.

As a preferred technical scheme of the utility model, two the size of hopper is the same down, one of them the hopper sets up the border position at the rotor plate down, another the hopper sets up the border position at the fixed plate down.

The utility model discloses a set up hopper, drive assembly and unloading subassembly, under the mating reaction of hopper, drive assembly and unloading subassembly, the abrasive material can intermittent type nature drop to the screening apparatus on to evenly distributed is on the screening apparatus, and carries out the screening process to the abrasive material by the screening apparatus, and based on the aforesaid process, the screen cloth of screening apparatus can evenly atress, reduces the atress and the wearing and tearing at screen cloth middle part, prolongs the life of screening apparatus, improves the practicality of screening apparatus.

Drawings

Fig. 1 is a schematic structural view of a screening device according to the present invention;

fig. 2 is an enlarged view of a structure at a position a of the screening device provided by the present invention;

fig. 3 is an illustration of an explosion structure of a hopper in the screening device according to the present invention.

In the figure: 10 screening equipment, 20 side plates, 30 hoppers, 40 rotating cylinders, 50 bearings, 60 driving assemblies, 601 driving motors, 602 reciprocating screw rods, 603 guide rods, 604 mounting blocks, 70 blanking assemblies, 701 rotating plates, 702 fixing plates, 703 blanking ports, 704 gear rings and 705 racks.

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.

Referring to fig. 1-3, a screening apparatus includes a screening device 10, side plates 20 are fixedly connected to both ends of the screening device 10, a movable hopper 30 is disposed between the two side plates 20, a rotary drum 40 is rotatably assembled at the bottom end of the hopper 30, the rotary drum 40 is rotatably assembled on the hopper 30 through a bearing 50, a driving assembly 60 is disposed on the two side plates 20, and a blanking assembly 70 is disposed on the hopper 30.

Referring to fig. 1, the driving assembly 60 includes a driving motor 601, a reciprocating screw 602, a guide rod 603 and a mounting block 604, the driving motor 601 is mounted on one of the side plates 20, the reciprocating screw 602 is rotatably assembled between the two side plates 20, and one end of the reciprocating screw 602 is fixedly connected to the end of the output shaft of the driving motor 601, the guide rod 603 is fixedly connected between the two side plates 20, the guide rod 603 is arranged to prevent the driving motor 601 from driving the mounting block 604 to rotate when the driving motor 601 operates, so that the mounting block 604 can only reciprocate between the two side plates 20, the mounting block 604 is fixedly connected to the side surface of the hopper 30, the mounting block 604 is threadedly sleeved on the reciprocating screw 602, the mounting block 604 is slidably sleeved on the guide rod 603, and the hopper 30 can conveniently reciprocate above the screening apparatus 10 by providing the driving assembly 60.

Referring to fig. 2-3, the blanking assembly 70 includes a rotating plate 701, a fixed plate 702, two blanking ports 703, a gear ring 704 and a rack 705, the rotating plate 701 is fixedly connected to the inner surface of the rotating cylinder 40, the fixed plate 702 is fixedly connected to the inner surface of the hopper 30, the two blanking ports 703 are respectively arranged on the rotating plate 701 and the fixed plate 702, the gear ring 704 is fixedly sleeved on the rotating cylinder 40, the rack 705 is fixedly connected between the two side plates 20, and the rack 705 and the gear ring 704 are engaged with each other, by arranging the blanking assembly 70, the abrasive material intermittently drops onto the screening device 10 and is uniformly distributed on the screening device 10, and the screening device 10 performs screening processing on the abrasive material.

Referring to fig. 2, the top surface of the rotating plate 701 and the bottom surface of the fixed plate 702 are attached to each other, and thus the abrasive is prevented from being interposed between the rotating plate 701 and the fixed plate 702.

Referring to fig. 1, a hopper 30 is positioned directly above the screening apparatus 10 to facilitate the abrasive material falling onto the screening apparatus 10.

Referring to fig. 3, two feed openings 703 are the same in size, one feed opening 703 is disposed at an edge of the rotating plate 701, and the other feed opening 703 is disposed at an edge of the fixed plate 702.

The utility model discloses a concrete theory of operation as follows:

the utility model provides a screening installation 10 when in actual use, under the initial condition, two feed openings 703 stagger each other, hopper 30 is located one side of sieving mechanism 10, when screening abrasive material, the staff can drop abrasive material into hopper 30, and start driving motor 601, driving motor 601 can drive reciprocal lead screw 602 during the operation and take place to rotate, under the limiting displacement of guide bar 603, can drive installation piece 604 and make reciprocating motion along guide bar 603 when reciprocal lead screw 602 rotates, and then drive hopper 30 and make reciprocating motion in the top of screening installation 10, the in-process that hopper 30 removed, under the meshing effect of ring gear 704 and rack 705, ring gear 704 can drive a rotating cylinder 40 and take place to rotate, and then drive rotor plate 701 and take place to rotate, rotor plate 701 is at the pivoted in-process, when feed opening 703 on rotor plate 701 staggers each other with feed opening 703 on fixed plate 702, the abrasive material can be piled up on fixed plate 702 temporarily, when feed opening 703 on rotor plate 701 coincides with the feed opening on the fixed plate 702, the abrasive material can drop to screening installation 10 through two feed openings 703 each other, so the even screening installation that the abrasive material drops on the screening installation and the screen mesh screen is based on the extension screening installation, and the even life-up of the screening installation, and the screen mesh screen cloth 10 that the above-based on the extension screening installation, the screen cloth that the abrasive material can be based on the screening installation, the even life-based on the screening installation, the screening installation.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. The utility model provides a screening device, includes screening apparatus (10), its characterized in that, the equal fixedly connected with curb plate (20) in both ends of screening apparatus (10), two be provided with mobilizable hopper (30) between curb plate (20), the bottom of hopper (30) is rotated and is equipped with and is rotated a section of thick bamboo (40), and rotates a section of thick bamboo (40) and rotate the assembly on hopper (30) through bearing (50), two be provided with drive assembly (60) on curb plate (20), be provided with unloading subassembly (70) on hopper (30).

2. The screening device according to claim 1, wherein the driving assembly (60) comprises a driving motor (601), a reciprocating screw rod (602), a guide rod (603) and a mounting block (604), the driving motor (601) is mounted on one side plate (20), the reciprocating screw rod (602) is rotatably assembled between the two side plates (20), one end of the reciprocating screw rod (602) is fixedly connected with the tail end of the output shaft of the driving motor (601), the guide rod (603) is fixedly connected between the two side plates (20), the mounting block (604) is fixedly connected to the side surface of the hopper (30), the mounting block (604) is in threaded sleeve connection with the reciprocating screw rod (602), and the mounting block (604) is in sliding sleeve connection with the guide rod (603).

3. The screening device according to claim 1, wherein the blanking assembly (70) comprises a rotating plate (701), a fixed plate (702), two blanking ports (703), a gear ring (704) and a rack (705), the rotating plate (701) is fixedly connected to the inner surface of the rotating cylinder (40), the fixed plate (702) is fixedly connected to the inner surface of the hopper (30), the two blanking ports (703) are respectively arranged on the rotating plate (701) and the fixed plate (702), the gear ring (704) is fixedly arranged on the rotating cylinder (40), the rack (705) is fixedly connected between the two side plates (20), and the rack (705) and the gear ring (704) are meshed with each other.

4. A screening apparatus according to claim 3, wherein the top surface of the rotatable plate (701) and the bottom surface of the stationary plate (702) abut each other.

5. A screening apparatus according to claim 1, wherein the hopper (30) is located directly above the screening device (10).

6. A screening apparatus according to claim 3, characterized in that the two feed openings (703) are of the same size, one of the feed openings (703) being arranged at the edge of the rotatable plate (701) and the other feed opening (703) being arranged at the edge of the stationary plate (702).