High-yield-strength composite magnet magnetic powder particle screening device

Abstract

The utility model belongs to the technical field of magnetic powder processing, and particularly relates to a high-yield-strength composite magnet magnetic powder particle screening device which comprises a screening box, a discharging hopper is arranged at the bottom of the screening box, a box door is hinged to the screening box, an anti-blocking assembly is arranged in the screening box, a feeding hopper is arranged on one side of the screening box, and a discharging hopper is arranged on the other side of the screening box. A protection assembly is arranged on the screening box, a screening plate is installed in the screening box, and a set of screening holes are formed in the screening plate. Through the arrangement of the protection assembly, the feeding hopper can be shielded and protected, so that the phenomenon that the subsequent magnetic powder quality is affected due to the fact that dust and other impurities invade the device when the device is not used is avoided, opening and closing are convenient, and feeding use is convenient; the magnetic powder is screened through the screening plate, the phenomenon that the magnetic powder is clamped into the screening holes to affect the subsequent screening effect can be avoided through the arrangement of the anti-blocking assembly, the magnetic powder screening effect is improved, and the screening holes are prevented from being blocked.

Description

TECHNICAL FIELD

[0001] The utility model relates to the technical field of magnetic powder processing, specifically to a high yield strength composite magnet magnetic powder particle screening device. BACKGROUND

[0002] Composite magnetic powder is a kind of magnetic material, which is composed of magnetic powder, polymer, additive and the like, and the formability of magnetic powder is largely dependent on the uniformity of distribution of magnetic powder particles, and therefore how to screen magnetic powder of different particle sizes is very important.

[0003] According to Chinese patent authorization announcement No. CN 219745479 U, a magnetic powder screening mechanism for a magnetic powder grinding machine is disclosed, the feed hopper in the application is open, which makes the device easy to be invaded by dust and impurities, thereby affecting the purity of subsequent magnetic powder, and the protection effect is not good. UTILITY MODEL CONTENT

[0004] (I) technical problem solved

[0005] In view of the deficiencies of the prior art, the utility model provides a high yield strength composite magnet magnetic powder particle screening device, which solves the problems raised in the above background technology.

[0006] (II) technical scheme.

[0007] The utility model discloses a high yield strength composite magnet magnetic powder particle screening device that specifically adopts the following technical scheme in order to achieve the above-mentioned purpose.

[0008] A high yield strength composite magnet magnetic powder particle screening device, comprising a screening box, a discharge hopper is arranged at the bottom of the screening box, a box door is hingedly connected to the screening box, a anti-blocking assembly is arranged in the screening box, a feed hopper is arranged on one side of the screening box, a protection assembly is arranged on the screening box, a screening plate is installed in the screening box, a plurality of screening holes are formed in the screening plate, and four guide rods are connected between the screening box and the screening plate.

[0009] The protection assembly comprises a fixed plate installed on one side of the upper end of the screening box, a sliding plate is slidably connected in the fixed plate, two penetrating plates are installed at one end of the sliding plate, the penetrating plates are slidably connected with the fixed plate, the end portions of the two penetrating plates are jointly connected with a baffle, a lead screw is rotatably connected in the fixed plate, the lead screw is threadedly connected with the sliding plate, a servo motor is installed at one end of the fixed plate, and the output end of the servo motor is connected with the lead screw.

[0010] Further, the bottom wall of the baffle and the top wall of the feed hopper are located on the same horizontal plane.

[0011] Further, the anti-blocking assembly comprises two horizontal plates installed in the screening box, two sliding blocks are slidably connected between the two horizontal plates, a bidirectional screw rod is rotatably connected in the screening box, the bidirectional screw rod is threadedly connected with the sliding blocks, a driving motor is installed at one end of the screening box, the output end of the driving motor is connected with the bidirectional screw rod, a mounting plate is slidably connected between the four guide rods, a group of penetrating rods are installed at the bottom end of the mounting plate, four connecting plates are rotatably connected to the mounting plate, and two sliding blocks are rotatably connected to each of the two groups of connecting plates.

[0012] Further, the number of the penetrating rods is the same as that of the screening holes and is located in the same vertical direction.

[0013] (Three) beneficial effects

[0014] Compared with the prior art, the high yield strength composite magnet magnetic powder particle screening device has the following beneficial effects:

[0015] The protective assembly is arranged to shield and protect the feeding hopper, so that the device is not invaded by dust and impurities when not in use, and the subsequent magnetic powder quality is not affected, the device is easy to open and close, and the feeding is facilitated. BRIEF DESCRIPTION OF DRAWINGS

[0016] Figure 1 It is a whole structure schematic view of the utility model;

[0017] Figure 2 It is an internal structure schematic view of the screening box of the utility model;

[0018] Figure 3 It is a structure schematic view of the anti-blocking assembly of the utility model;

[0019] Figure 4 It is a structure schematic view of the protective assembly of the utility model.

[0020] In the drawing: 1, screening box; 2, discharge hopper; 3, protective assembly; 31, fixed plate; 32, sliding plate; 33, penetrating plate; 34, baffle; 35, screw rod; 36, servo motor; 4, feeding hopper; 5, box door; 6, anti-blocking assembly; 61, driving motor; 62, mounting plate; 63, penetrating rod; 64, horizontal plate; 65, sliding block; 66, connecting plate; 67, bidirectional screw rod; 7, screening plate; 8, guide rod. DETAILED DESCRIPTION

[0021] With reference to the drawings and embodiments of the present application, the technical solutions in the embodiments of the present application will be described clearly and completely. Obviously, the described embodiments are only some of the embodiments of the present application, but not all the embodiments. Based on the embodiments of the present application, all other embodiments obtained by those skilled in the art without creative efforts fall within the scope of the present application.

[0022] Embodiment

[0023] As shown in Figure 1 , Figure 2 , Figure 3 and Figure 4 , one embodiment of the present application proposes a high yield strength composite magnet magnetic powder particle screening device, which comprises a screening box 1, the bottom of the screening box 1 is provided with a discharge hopper 2, the screening box 1 is hingedly connected with a box door 5, the screening box 1 is provided with an anti-blocking assembly 6, one side of the screening box 1 is provided with a feeding hopper 4, the screening box 1 is provided with a protection assembly 3, the screening box 1 is installed with a screening plate 7, a group of screening holes are formed in the screening plate 7, and four guide rods 8 are connected between the screening box 1 and the screening plate 7; through the setting of the protection assembly 3, the feeding hopper 4 can be shielded and protected, so that the device will not be invaded by dust and other impurities when not in use, which will not affect the quality of the subsequent magnetic powder, and the device is convenient to open and close, thereby facilitating feeding; and the magnetic powder is screened through the screening plate 7, and through the setting of the anti-blocking assembly 6, the magnetic powder can be prevented from being stuck in the screening hole to affect the subsequent screening effect, the screening effect of the magnetic powder is improved, and the screening hole is prevented from being blocked.

[0024] The protection assembly 3 comprises a fixed plate 31 installed on one side of the upper end of the screening box 1, a sliding plate 32 slidably connected in the fixed plate 31, two through plates 33 installed at one end of the sliding plate 32, the through plates 33 slidably connected with the fixed plate 31, a baffle 34 connected at the end portions of the two through plates 33, a lead screw 35 rotatably connected in the fixed plate 31, the lead screw 35 threadedly connected with the sliding plate 32, a servo motor 36 installed at one end of the fixed plate 31, and the output end of the servo motor 36 connected with the lead screw 35; the lead screw 35 is driven to rotate by the servo motor 36, the sliding plate 32 is driven to slide in the fixed plate 31, the baffle 34 is driven to move by the through plates 33, and the baffle 34 shields and protects the feeding hopper 4.

[0025] As shown in Figure 1 , in some embodiments, the bottom wall of the baffle 34 and the top wall of the feeding hopper 4 are located on the same horizontal plane; dust prevention is facilitated.

[0026] As shown in Figure 3As shown in the drawings, in some embodiments, the anti-blocking assembly 6 comprises two horizontal plates 64 installed in the screening box 1, two sliding blocks 65 are slidably connected between the two horizontal plates 64, a bidirectional screw rod 67 is rotatably connected in the screening box 1, the bidirectional screw rod 67 is threadedly connected with the sliding block 65, a driving motor 61 is installed at one end of the screening box 1, the output end of the driving motor 61 is connected with the bidirectional screw rod 67, a mounting plate 62 is slidably connected between the four guide rods 8, a group of penetrating rods 63 are installed at the bottom end of the mounting plate 62, four connecting plates 66 are rotatably connected on the mounting plate 62, and the four connecting plates 66 are rotatably connected with the two sliding blocks 65 in pairs; the driving motor 61 drives the bidirectional screw rod 67 to rotate, drives the sliding block 65 to slide on the horizontal plate 64, drives the mounting plate 62 to slide on the four guide rods 8 through the rotation of the connecting plate 66, thereby driving the penetrating rod 63 to move downward and penetrate into the screening hole, pushing out the magnetic powder blocked in the screening hole, and realizing the smoothness of the screening hole, facilitating the subsequent screening.

[0027] As Figure 2 shown, in some embodiments, the number of penetrating rods 63 is the same as that of the screening holes and is located in the same vertical direction; avoiding the blocking of the screening holes.

[0028] Finally, it should be noted that: the above only describes the preferred embodiments of the present application, and is not intended to limit the present application, although the present application has been described in detail with reference to the foregoing embodiments, for those skilled in the art, the technical solutions recorded in the foregoing embodiments can be modified, or some technical features can be replaced. Any modification, equivalent replacement, improvement, etc. within the spirit and principles of the present application shall be included in the protection scope of the present application.

Claims

1. A high yield strength composite magnet magnetic powder particle screening device, comprising a screening box (1), characterized in that: The bottom of the screening box (1) is provided with an outlet hopper (2), the screening box (1) is hingedly provided with a box door (5), the screening box (1) is provided with an anti-blocking assembly (6), one side of the screening box (1) is provided with an inlet hopper (4), the screening box (1) is provided with a protection assembly (3), the screening box (1) is provided with a screening plate (7), a plurality of screening holes are formed in the screening plate (7), and four guide rods (8) are connected between the screening box (1) and the screening plate (7); The protection assembly (3) comprises a fixed plate (31) mounted on one side of the upper end of the screening box (1), a sliding plate (32) slidably connected in the fixed plate (31), two penetrating plates (33) mounted at one end of the sliding plate (32), the penetrating plates (33) being slidably connected with the fixed plate (31), a baffle (34) connected at the ends of the two penetrating plates (33), a lead screw (35) rotatably connected in the fixed plate (31), the lead screw (35) being threadedly connected with the sliding plate (32), a servo motor (36) mounted at one end of the fixed plate (31), and the output end of the servo motor (36) being connected with the lead screw (35).

2. A high yield strength composite magnet magnetic powder particle screening device according to claim 1, characterized in that: The bottom wall of the baffle (34) and the top wall of the inlet hopper (4) are located on the same horizontal plane.

3. A high yield strength composite magnet magnetic powder particle screening device according to claim 1, characterized in that: The anti-blocking assembly (6) comprises two horizontal plates (64) mounted in the screening box (1), two sliding blocks (65) slidably connected between the two horizontal plates (64), a bidirectional screw rod (67) rotatably connected in the screening box (1), the bidirectional screw rod (67) being threadedly connected with the sliding blocks (65), a driving motor (61) mounted at one end of the screening box (1), the output end of the driving motor (61) being connected with the bidirectional screw rod (67), a mounting plate (62) slidably connected between the four guide rods (8), a plurality of penetrating rods (63) mounted at the bottom end of the mounting plate (62), four connecting plates (66) rotatably connected to the mounting plate (62), and the four connecting plates (66) being rotatably connected with the two sliding blocks (65) in pairs.

4. A high yield strength composite magnet magnetic powder particle screening device according to claim 3, characterized in that: The number of the penetrating rods (63) is the same as that of the screening holes and is located in the same vertical direction.

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