CN218925199U

CN218925199U - Simple magnetic bead screening device

Info

Publication number: CN218925199U
Application number: CN202223531401.9U
Authority: CN
Inventors: 魏军; 魏琴; 宋曼曼
Original assignee: Shenzhen Shengci Flux Magnetic Industry Co ltd
Current assignee: Shenzhen Shengci Flux Magnetic Industry Co ltd
Priority date: 2022-12-29
Filing date: 2022-12-29
Publication date: 2023-04-28
Anticipated expiration: 2032-12-29

Abstract

The utility model relates to the field of screening devices and discloses a simple magnetic bead screening device which comprises a frame, a magnetic plate, a screening plate, a main plate body and a feed hopper, wherein the magnetic plate is fixedly connected in the frame, the main plate body is arranged in the frame, the feed hopper is arranged on the main plate body, the two ends of the upper surface of the magnetic plate are fixedly connected with a supporting plate screening plate which is arranged at the upper end of the supporting plate, the main plate body is positioned above the screening plate, two groups of belt pulleys are rotatably connected with each group of belt pulleys, a rotating rod is fixedly connected between each group of belt pulleys, the two groups of belt pulleys are driven by two belts, the belts are positioned outside the magnetic plate and the screening plate, and a plurality of pushing strips matched with the screening plate are fixedly connected between the two belts.

Description

Simple magnetic bead screening device

Technical Field

The utility model relates to the field of screening devices, in particular to a simple magnetic bead screening device.

Background

The magnetic bead is a kind of metal sphere with magnetic force, which is mainly used in the electronic and mechanical industries. After the production of the magnetic beads, the magnetic beads need to be screened according to the particle size range of the magnetic beads, and a screening device is generally used for screening the magnetic beads.

In order to further improve sieving mechanism's efficiency to the magnetic bead screening, prior art has made a great deal of improvement to sieving mechanism, as the patent of publication No. CN217857226U discloses a washing sieving mechanism for magnetic bead, including U-shaped chassis and screening frame, screening frame includes the mainboard body and screening plate, logical groove has all been seted up to mainboard body both sides, screening plate opposite side all is equipped with straight edge, straight edge and logical groove sliding connection, screening plate parallel arrangement is in the mainboard body lower part and forms the screening passageway, be equipped with adjustment mechanism between straight edge and the mainboard body, the mainboard body passes through extension board and spring slope to be fixed in U-shaped chassis upper portion, the eminence one end at mainboard body top is equipped with the feeder hopper. According to the utility model, the magnetic beads with different particle diameters are screened through the screening channel formed by the main plate body and the screening plate, meanwhile, the magnetic plate arranged at the bottom of the screening plate can generate certain adsorption force on the magnetic beads, so that the time that the magnetic beads are retained in the screening channel is prolonged, and meanwhile, the magnetic beads passing through the screening plate are convenient, and the screening effect is improved.

The prior art has obvious beneficial effects, but has the following defects:

above-mentioned prior art passes the sieve mesh through the magnetic plate attraction rolling magnetic bead on the sieve plate and realizes the screening, but when in actual use, great magnetic bead also can be inhaled by the magnetic plate magnetism, if the particle diameter of magnetic bead is greater than the sieve mesh, and when the magnetic bead rolls into the sieve mesh, its part can be located the sieve mesh, has caused the jam to this sieve mesh, causes the magnetic bead that matches with this sieve mesh can't pass and sieves, has influenced the efficiency of screening.

Disclosure of Invention

Aiming at the defects of the prior art, the utility model provides a simple magnetic bead screening device, which aims to solve the problem of low magnetic bead screening efficiency in the prior art.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a simple and easy magnetic bead sieving mechanism, which comprises a frame, the magnetic plate, the screening plate, the mainboard body and feeder hopper, magnetic plate fixed connection is in the frame, the mainboard body is installed in the frame, the feeder hopper is installed on the mainboard body, the equal fixedly connected with backup pad screening plate in upper end of backup pad of upper surface both ends of magnetic plate, the mainboard body is located the top of screening plate, the inner wall both sides rotation of frame are connected with two sets of belt pulleys, equal fixedly connected with bull stick between every belt pulley of group, pass through two belt drive between two sets of belt pulleys, the belt is located outside magnetic plate and the screening plate, fixedly connected with a plurality of pushbars that match with the screening plate between two belts, the motor is installed to the outer wall of frame, the output shaft of motor extends to in the frame and with one of them belt pulley one side fixed connection, the extracting hole that matches with magnetic plate and screening plate has been seted up to the outer wall of frame.

Preferably, threaded rods are fixedly connected to two ends of the upper surface of the main plate body, and the upper ends of the threaded rods penetrate through the inner top wall of the frame and are in threaded connection with nuts.

Preferably, the threaded rod is sleeved with a spring positioned in the frame, and two ends of the spring respectively prop against the upper surface of the main board body and the inner top wall of the frame.

Preferably, two clamping grooves are formed in the bottom surface of the screening plate, and the screening plate is mounted through the clamping grooves in a clamping mode with the upper end of the supporting plate.

Preferably, a cleaning plate is slidably connected between the magnetic plate and the screening plate, and a pull rod is fixedly connected to one side of the cleaning plate, which is close to the material taking opening.

Preferably, the advancing direction of the push bar is an inclined plane.

Preferably, a handle is fixedly connected to one side of the screening plate, which is close to the material taking opening.

Compared with the prior art, the utility model has the following beneficial effects:

according to the utility model, the movable pushing strip is arranged, the magnetic beads are moved to move on the screening plate by the pushing strip, the magnetic beads matched with the sieve holes on the screening plate can fall into the magnetic plate, and the larger magnetic beads can be pushed to one end of the screening plate by the pushing strip to fall, so that the screening of the magnetic beads is realized, and the screening efficiency is high.

Drawings

FIG. 1 is a schematic diagram of the overall structure of the present utility model;

FIG. 2 is a schematic cross-sectional view of a frame of the present utility model;

FIG. 3 is a schematic view of the position structure of the magnetic plate, screening plate, cleaning plate and pusher bar of the present utility model.

In the figure: 1. a frame; 2. a magnetic plate; 3. a screening plate; 4. a main board body; 5. a feed hopper; 6. a support plate; 7. a material taking port; 8. a motor; 9. a belt pulley; 10. a rotating rod; 11. pushing the strip; 12. a threaded rod; 13. a nut; 14. a spring; 15. a handle; 16. a cleaning plate; 17. and (5) a pull rod.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Examples

The technical scheme of the utility model is further described below with reference to the attached drawings and the embodiments. It is to be understood that the specific embodiments described herein are merely illustrative of the utility model and are not limiting thereof. It should be further noted that, for convenience of description, only some, but not all of the drawings related to the present utility model are shown.

In the description of the present utility model, unless explicitly stated and limited otherwise, the terms "connected," "connected," and "fixed" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communicated with the inside of two elements or the interaction relationship of the two elements. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art.

In the present utility model, unless expressly stated or limited otherwise, a first feature "above" or "below" a second feature may include both the first and second features being in direct contact, as well as the first and second features not being in direct contact but being in contact with each other through additional features therebetween. Moreover, a first feature being "above," "over" and "on" a second feature includes the first feature being directly above and obliquely above the second feature, or simply indicating that the first feature is higher in level than the second feature. The first feature being "under", "below" and "beneath" the second feature includes the first feature being directly under and obliquely below the second feature, or simply means that the first feature is less level than the second feature.

In the description of the present embodiment, the terms "upper", "lower", "left", "right", etc., azimuth or positional relationship are based on the azimuth or positional relationship shown in the drawings, and are merely for convenience of description and simplification of operations, and do not indicate or imply that the apparatus or element referred to must have a specific azimuth, be constructed and operated in a specific azimuth, and thus should not be construed as limiting the present utility model. Furthermore, the terms "first," "second," and the like, are used merely for distinguishing between descriptions and not for distinguishing between them.

Referring to fig. 1-3, a simple magnetic bead screening device comprises a frame 1, a magnetic plate 2, a screening plate 3, a main plate body 4 and a feed hopper 5, wherein the magnetic plate 2 is fixedly connected in the frame 1, the main plate body 4 is installed in the frame 1, the feed hopper 5 is installed on the main plate body 4, the screening plate 3 which is fixedly connected with the two ends of the upper surface of the magnetic plate 2 is installed at the upper end of the supporting plate 6, the main plate body 4 is positioned above the screening plate 3, two groups of belt pulleys 9 are rotatably connected on two sides of the inner wall of the frame 1, a rotating rod 10 is fixedly connected between each group of belt pulleys 9, two belt pulleys 9 are driven by two belts, the belts are positioned outside the magnetic plate 2 and the screening plate 3, a plurality of pushing strips 11 matched with the screening plate 3 are fixedly connected between the two belts, a motor 8 is installed on the outer wall of the frame 1, an output shaft of the motor 8 extends into the frame 1 and is fixedly connected with one side of one of the belt pulleys 9, and a material taking opening 7 matched with the magnetic plate 2 and the screening plate 3 is formed on the outer wall of the frame 1.

Referring to fig. 1-3, the screening device of the present utility model has a similar structure to the existing screening device, such as a cleaning and screening device for magnetic beads disclosed in the patent with publication No. CN217857226U, and the main improvement of the present utility model is that the efficiency of screening magnetic beads is high and the screening effect is good. When the magnetic beads are screened, the motor 8 is started to work, the motor 8 drives one of the belt pulleys 9 to rotate, the belt drives the push rod 11 to move through the driving of the rotary rod 10 and the belt, the push rod 11 winds the magnetic plates 2 and the screening plate 3, the magnetic beads are poured into the feeding hopper 5, the magnetic beads fall onto the screening plate 3, the space between the screening plates 3 of the main plate body 4 corresponds to the particle size of the magnetic beads, the magnetic beads cannot be accumulated, the push rod 11 drives the magnetic beads to move on the screening plate 3, the magnetic plates 2 magnetically attract the magnetic beads on the screening plate 3, when the magnetic beads with the particle size smaller than the sieve holes are driven to the sieve holes on the screening plate 3 by the push rod 11, the magnetic beads can be attracted to pass through the sieve holes and fall onto the magnetic plates 2, when the magnetic beads with the particle size larger than the sieve holes fall to the sieve holes, the magnetic beads with the particle size larger than the sieve holes are driven by the push rod 11 to drive one end of the screening plate 3 and fall, the magnetic beads can be screened, the magnetic beads can be conveniently screened, the magnetic beads can be taken out from the screening plate 2 through the sieve holes, and the magnetic beads can be conveniently screened.

Referring to fig. 2, two ends of the upper surface of the main board body 4 are fixedly connected with threaded rods 12, the upper ends of the threaded rods 12 penetrate through the inner top wall of the frame 1 and are in threaded connection with nuts 13, the threaded rods 12 are driven to ascend or descend by rotating the nuts 13, the main board body 4 is caused to ascend or descend, and the distance between the main board body 4 and the screening board 3 is adjusted, so that magnetic beads with different particle sizes can be limited and cannot be stacked.

Referring to fig. 2, a spring 14 is sleeved outside the threaded rod 12 and is positioned in the frame 1, two ends of the spring 14 respectively prop against the upper surface of the main board body 4 and the inner top wall of the frame 1, and the spring 14 always applies downward force to the main board body 4, so that the magnetic beads cannot be lifted upwards by the main board body 4 when moving, and the main board body 4 can limit the magnetic beads and cannot be stacked.

Referring to fig. 3, two clamping grooves are formed in the bottom surface of the screening plate 3, the screening plate 3 is mounted in a clamping manner through the clamping grooves and the upper end of the supporting plate 6, the screening plate 3 is detachable and is taken out from the material taking opening 7, so that magnetic beads with different particle sizes can be conveniently screened, and meanwhile, the screening plate is convenient to mount and dismount.

Referring to fig. 3, a cleaning plate 16 is slidably connected between the magnetic plate 2 and the screening plate 3, a pull rod 17 is fixedly connected to one side of the cleaning plate 16, which is close to the material taking opening 7, after the magnetic beads are screened, the pull rod 17 is pulled outwards, the pull rod 17 drives the cleaning plate 16 to slide between the magnetic plate 2 and the screening plate 3 and move towards the material taking opening 7, and the cleaning plate 16 drives the magnetic beads on the magnetic plate 2 to move towards the material taking opening 7 until the magnetic beads are driven from the material taking opening 7, so that the magnetic beads can be conveniently taken after being screened.

Referring to fig. 3, the pushing bar 11 is provided with an inclined plane in the advancing direction, so that the pushing bar 11 with an inclined plane in the advancing direction can be convenient to take out the magnetic beads with particle sizes larger than those of the sieve pores after falling into the sieve pores, and is convenient to use.

Referring to fig. 3, a handle 15 is fixedly connected to a side of the screening plate 3, which is close to the material taking opening 7, and the screening plate 3 slides out of the supporting plate 6 through the handle 15, so that the screening plate 3 is convenient to disassemble and assemble.

It is to be understood that the above examples of the present utility model are provided for clarity of illustration only and are not limiting of the embodiments of the present utility model. Other variations or modifications of the above teachings will be apparent to those of ordinary skill in the art. It is not necessary here nor is it exhaustive of all embodiments. Any modification, equivalent replacement, improvement, etc. which come within the spirit and principles of the utility model are desired to be protected by the following claims.

Claims

1. The utility model provides a simple and easy magnetic bead sieving mechanism, including frame (1), magnetic plate (2), screening plate (3), mainboard body (4) and feeder hopper (5), a serial communication port, magnetic plate (2) fixed connection is in frame (1), mainboard body (4) are installed in frame (1), feeder hopper (5) are installed on mainboard body (4), the upper surface both ends of magnetic plate (2) equal fixedly connected with backup pad (6) screening plate (3) are installed in the upper end of backup pad (6), mainboard body (4) are located the top of screening plate (3), the inner wall both sides rotation of frame (1) are connected with two sets of belt pulleys (9), equal fixedly connected with bull stick (10) between every set of belt pulley (9), through two belt transmission between two sets of belt pulleys (9), the belt is located outside magnetic plate (2) and screening plate (3), push away strip (11) of fixedly connected with a plurality of and screening plate (3) matching between two belts, motor (8) are installed to the outer wall of frame (1), the output shaft of motor (8) extends to frame (1) and is equipped with one side of frame (9) and takes out material with one of them (7) of the fixed connection with screening plate (3).

2. The simple magnetic bead screening device according to claim 1, wherein threaded rods (12) are fixedly connected to two ends of the upper surface of the main plate body (4), and the upper ends of the threaded rods (12) penetrate through the inner top wall of the frame (1) and are in threaded connection with nuts (13).

3. The simple magnetic bead screening device according to claim 2, wherein the threaded rod (12) is sleeved with a spring (14) positioned in the frame (1), and two ends of the spring (14) are respectively abutted against the upper surface of the main plate body (4) and the inner top wall of the frame (1).

4. The simple magnetic bead screening device according to claim 1, wherein two clamping grooves are formed in the bottom surface of the screening plate (3), and the screening plate (3) is mounted through the clamping grooves in a clamping manner with the upper end of the supporting plate (6).

5. The simple magnetic bead screening device according to claim 1, wherein a cleaning plate (16) is slidably connected between the magnetic plate (2) and the screening plate (3), and a pull rod (17) is fixedly connected to one side of the cleaning plate (16) close to the material taking opening (7).

6. The simple magnetic bead screening device according to claim 1, wherein the advancing direction of the pushing bar (11) is an inclined plane.

7. The simple magnetic bead screening device according to claim 1, wherein a handle (15) is fixedly connected to one side of the screening plate (3) close to the material taking opening (7).