Soft magnetic ferrite powder crushing steel ball screening device

Abstract

The utility model relates to the technical field of soft magnetic ferrite powder processing, and discloses a soft magnetic ferrite powder crushing steel ball screening device. Comprising a box body, a feeding hopper is fixedly connected to the top end of the box body, a transmission box is fixedly connected to the side wall of the box body, a motor is fixedly connected to the top end of the box body, two openings are formed in the box body, and moving frames are slidably arranged in the positions, located in the two openings, of the box body; a plurality of connecting frames are arranged on the inner wall of the upper moving frame, screening grid plates are fixedly connected to the top ends of the connecting frames, and connecting frames are inserted into the lower moving frame. The crankshaft can drive the sleeve to move while rotating, the sleeve pulls the connecting block and the connecting rod to move, and the connecting rod can pull the moving frame to slide along the inner wall, located at the opening, of the box body, so that the moving frame shakes, and materials can be screened; and the connecting rod is hinged to the movable frame, so that the connecting frame can stably move in the opening.

Description

Technical Field

[0001] The utility model relates to the technical field of soft ferrite powder processing, in particular to a soft ferrite powder crushing steel ball screening device. Background Art

[0002] Soft ferrite powder is a magnetic material made by mixing and grinding ferrite and other additives. It has good soft magnetic properties, including high magnetic permeability, low hysteresis loss, low iron loss, etc. Soft ferrite powder is usually processed by crushing and screening to form a particle size and shape suitable for specific applications to meet the performance requirements of the product.

[0003] In the prior art, in order to ensure the quality of crushing, soft ferrite powder is fully crushed by crushing steel balls. After the crushing, the material and the crushing steel balls need to be screened to ensure the subsequent processing of the subsequent material. The high vibration frequency during screening will increase the wear on the structural parts and affect the service life of the screening device. Therefore, the utility model designs a soft ferrite powder crushing steel ball screening device. Utility Model Content

[0004] The purpose of the utility model is to solve the problem that in the prior art, after crushing, the material and the crushing steel balls need to be screened to ensure subsequent processing of the subsequent material, and the high vibration frequency during screening will increase the wear on the structural parts and affect the service life of the screening device. A soft ferrite powder crushing steel ball screening device is proposed.

[0005] In order to achieve the above purpose, the utility model adopts the following technical solutions:

[0006] The soft ferrite powder crushing steel ball screening device comprises a box body, the top of the box body is fixedly connected to a feeding hopper, the side wall of the box body is fixedly connected to a transmission box, the top of the box body is fixedly connected to a motor, the interior of the box body is provided with two openings, and the box body is provided with movable frames slidably inside the two openings, the inner wall of the upper movable frame is provided with a plurality of connecting frames, the top of the connecting frame is fixedly connected to a screening grid, the interior of the lower movable frame is plugged with a connecting frame, the interior of the connecting frame is fixedly connected to a filter screen, the interior of the transmission box is rotatably connected to a crankshaft, the shaft wall of the crankshaft is rotatably connected to a sleeve, and connecting rods are hingedly provided on the side walls of the two movable frames, and the end of the connecting rod facing away from the movable frame is fixedly connected to a connecting block, the interior of the sleeve is provided with an annular groove, and the connecting block is slidably arranged on the inner wall of the annular groove.

[0007] Preferably, sealing gaskets are respectively fixedly connected inside the two movable frames, and the side walls of the sealing gaskets are pressed against the inner walls of the box body at the opening.

[0008] Preferably, an opening is provided on the inner wall at the top end of the box body, and the box body is rotatably connected to a rotating shaft inside the opening, a first gear is fixedly sleeved on the shaft wall of the rotating shaft, the top shaft wall of the crankshaft extends to the top of the transmission box and is fixedly sleeved with a second gear, and the first gear and the second gear are meshed with each other.

[0009] Preferably, a support block is fixedly connected to the bottom of the second gear, an annular groove is provided on the top inner wall of the transmission box, and a ball is rollingly arranged on the bottom inner wall of the support block, and the ball is rollingly arranged on the inner wall of the annular groove.

[0010] Preferably, a cavity is provided inside the connection frame, a spring is fixedly connected to the connection frame inside the cavity, an insert block is fixedly connected to the end of the spring, a slot is provided on the inner wall of the movable frame, and the insert block is plugged into the inner wall of the slot.

[0011] Preferably, a lever is fixedly connected to the top of the insert block, a strip-shaped opening is provided on the inner wall of the connection frame located above the cavity, and a rod wall of the lever is slidably arranged on the inner wall of the strip-shaped opening.

[0012] Preferably, a baffle is fixedly connected to the top rod wall of the lever, and the bottom of the baffle is slidably arranged on the inner wall of the connecting frame located at the strip-shaped opening.

[0013] Preferably, a discharge port is provided on the side wall of the box body, a cover plate is hingedly provided on the inner wall of the box body located at the discharge port, a plug plate is fixedly connected to the side wall of the cover plate, a slot is provided on the inner wall of the box body, and the plug plate is plugged into the inner wall of the slot.

[0014] Preferably, an anti-slip pad is fixedly connected to the inner wall of the box body located in the slot, the side wall of the plug plate is pressed against the inner wall of the slot, and a handle is fixedly connected to the side wall of the cover plate.

[0015] Compared with the prior art, the utility model provides a soft ferrite powder crushing steel ball screening device, which has the following beneficial effects:

[0016] 1. The soft ferrite powder crushing steel ball screening device drives the sleeve to move while the crankshaft rotates. The sleeve pulls the connecting block and the connecting rod to move. The connecting rod can pull the moving frame to slide along the inner wall of the box body located at the opening, so that the moving frame can shake and screen the material. The connecting rod and the moving frame are hinged to ensure that the connecting frame maintains stable movement inside the opening.

[0017] 2. The soft ferrite powder crushing steel ball screening device can push the plug block to extend into the slot through the spring, thereby improving the stability of the connection of the connection frame. The subsequent pulling of the lever can drive the plug block to shrink into the cavity, and the connection frame can be disassembled. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] Figure 1 This is a schematic diagram of the structure of the soft ferrite powder crushing steel ball screening device proposed by the utility model;

[0019] Figure 2 for Figure 1 A schematic diagram of the structure of the local A part;

[0020] Figure 3 for Figure 1 A schematic diagram of the structure of the partial B in the middle is enlarged;

[0021] Figure 4 for Figure 1 Schematic diagram of the enlarged structure of the local C part.

[0022] In the figure: 1 box body, 2 hopper, 3 transmission box, 4 motor, 5 moving frame, 6 screening grid, 7 connecting frame, 8 connecting frame, 9 filter, 10 sealing gasket, 11 rotating shaft, 12 first gear, 13 crankshaft, 14 second gear, 15 support block, 16 ball, 17 sleeve, 18 connecting rod, 19 connecting block, 20 spring, 21 plug block, 22 lever, 23 baffle, 24 cover plate, 25 plug plate, 26 anti-slip pad, 27 handle. DETAILED DESCRIPTION

[0023] The technical solutions in the embodiments of the present invention will be described clearly and completely below in conjunction with the drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, rather than all of the embodiments.

[0024] Embodiment 1

[0025] Reference Figure 1-4The soft ferrite powder crushing steel ball screening device comprises a box body 1, a feeding hopper 2 is fixedly connected to the top of the box body 1, a transmission box 3 is fixedly connected to the side wall of the box body 1, a motor 4 is fixedly connected to the top of the box body 1, two openings are provided inside the box body 1, and a moving frame 5 is slidably arranged inside the two openings of the box body 1, a plurality of connecting frames 7 are provided on the inner wall of the upper moving frame 5, a screening grid 6 is fixedly connected to the top of the connecting frame 7, a connecting frame 8 is plugged and arranged inside the lower moving frame 5, a filter screen 9 is fixedly connected inside the connecting frame 8, a crankshaft 13 is rotatably connected inside the transmission box 3, a sleeve 17 is rotatably connected on the shaft wall of the crankshaft 13, connecting rods 18 are respectively hingedly arranged on the side walls of the two moving frames 5, and a connecting block 19 is fixedly connected to the end of the connecting rod 18 away from the moving frame 5, an annular groove is provided inside the sleeve 17, and the connecting block 19 is slidably arranged on the inner wall of the annular groove.

[0026] The two movable frames 5 are respectively fixedly connected with sealing pads 10 inside, and the side walls of the sealing pads 10 are pressed against the inner wall of the box body 1 at the opening.

[0027] An opening is provided on the top inner wall of the housing 1, and the housing 1 is rotatably connected to a rotating shaft 11 inside the opening. A first gear 12 is fixedly sleeved on the shaft wall of the rotating shaft 11. The top shaft wall of the crankshaft 13 extends to the top of the transmission box 3 and is fixedly sleeved with a second gear 14. The first gear 12 and the second gear 14 are meshed with each other, and a support block 15 is fixedly connected to the bottom of the second gear 14. An annular groove is provided on the top inner wall of the transmission box 3, and a ball 16 is rollingly provided on the inner wall of the bottom end of the support block 15. The ball 16 is rollingly set on the inner wall of the annular groove.

[0028] When in use, the output shaft of the motor 4 rotates to drive the rotating shaft 11 and the first gear 12 to rotate, the first gear 12 rotates to drive the second gear 14 to rotate, and the second gear 14 rotates to drive the crankshaft 13 to rotate. The crankshaft 13 rotates and drives the sleeve 17 to move. The sleeve 17 pulls the connecting block 19 and the connecting rod 18 to move. The connecting rod 18 can pull the moving frame 5 to slide along the inner wall of the box body 1 located at the opening, so that the moving frame 5 can shake so that the material can be screened. The connecting rod 18 is hingedly arranged with the moving frame 5 to ensure that the connecting frame 5 maintains stable movement inside the opening. The support block 15 and the ball bearing 16 can improve the stability of the rotation of the second gear 14. The connecting frame 7 can improve the stability of the movement of the screening grid 6. The screening grid 6 can block the crushing steel balls to prevent the crushing steel balls from falling, and the subsequent connecting frame 8 and the filter screen 9 can screen and classify the materials. The transmission between the first gear 12 and the second gear 14 is a small-belt-large reduction transmission, which can improve the strength of the transmission and ensure the strength of the subsequent adjustment of the moving frame 5 by the crankshaft 13.

[0029] Embodiment 2

[0030] Reference Figure 1-4 A cavity is provided inside the connecting frame 8, and a spring 20 is fixedly connected to the connecting frame 8 inside the cavity. An insert block 21 is fixedly connected to the end of the spring 20. A slot is provided on the inner wall of the movable frame 5, and the insert block 21 is plugged into the inner wall of the slot. A lever 22 is fixedly connected to the top of the insert block 21. A strip opening is provided on the inner wall of the connecting frame 8 above the cavity, and the rod wall of the lever 22 is slidably provided on the inner wall of the strip opening. A baffle 23 is fixedly connected to the top rod wall of the lever 22, and the bottom of the baffle 23 is slidably provided on the inner wall of the connecting frame 8 located at the strip opening.

[0031] The spring 20 can push the plug block 21 to extend into the slot, which can improve the stability of the connection of the connecting frame 8. Subsequently, pulling the lever 22 can drive the plug block 21 to retract into the cavity, so that the connecting frame 8 can be disassembled.

[0032] Embodiment 3

[0033] Reference Figure 1-4 A discharge port is provided on the side wall of the box body 1, and a cover plate 24 is hingedly provided on the inner wall of the box body 1 located at the discharge port. A plug plate 25 is fixedly connected to the side wall of the cover plate 24. A slot is provided on the inner wall of the box body 1, and the plug plate 25 is plugged into the inner wall of the slot. An anti-slip pad 26 is fixedly connected to the inner wall of the box body 1 located at the slot, and the side wall of the plug plate 25 is pressed against the inner wall of the slot, and a handle 27 is fixedly connected to the side wall of the cover plate 24.

[0034] The cover plate 24 can close the discharge port to prevent material leakage. The plug plate 25 extends to the inside of the slot to improve the stability of the cover plate 24. The anti-skid pad 26 can increase the friction of the plug plate 25 inside the slot to prevent slipping. Pulling the handle 27 facilitates adjustment of the cover plate 24.

Claims

1. A soft ferrite powder crushing steel ball screening device, comprising a housing (1), characterized in that: The top of the box (1) is fixedly connected to a hopper (2), the side wall of the box (1) is fixedly connected to a transmission box (3), the top of the box (1) is fixedly connected to a motor (4), the inside of the box (1) is provided with two openings, the box (1) is provided with movable frames (5) slidably disposed inside the two openings, the inner wall of the upper movable frame (5) is provided with a plurality of connecting frames (7), the top of the connecting frame (7) is fixedly connected to a screening grid plate (6), the inner wall of the lower movable frame (5) is provided with a plurality of connecting frames (7), the top of the connecting frame (7) is fixedly connected to a screening grid plate (6), and the inner wall of the lower movable frame (5) is provided with a plurality of connecting frames (7). A connecting frame (8) is arranged, a filter screen (9) is fixedly connected inside the connecting frame (8), a crankshaft (13) is rotatably connected inside the transmission box (3), a sleeve (17) is rotatably connected on the shaft wall of the crankshaft (13), connecting rods (18) are respectively hingedly arranged on the side walls of the two moving frames (5), one end of the connecting rod (18) facing away from the moving frame (5) is fixedly connected to a connecting block (19), an annular groove is provided inside the sleeve (17), and the connecting block (19) is slidably arranged on the inner wall of the annular groove.

2. The soft ferrite powder crushing steel ball screening device according to claim 1 is characterized in that: The insides of the two movable frames (5) are respectively fixedly connected with sealing pads (10), and the side walls of the sealing pads (10) are pressed against the inner wall of the box body (1) at the opening.

3. The soft ferrite powder crushing steel ball screening device according to claim 1, characterized in that: The top inner wall of the housing (1) is provided with an opening, the housing (1) is rotatably connected to a rotating shaft (11) located inside the opening, a first gear (12) is fixedly sleeved on the shaft wall of the rotating shaft (11), the top shaft wall of the crankshaft (13) extends to the top of the transmission box (3) and is fixedly sleeved with a second gear (14), the first gear (12) and the second gear (14) are meshed with each other.

4. The soft ferrite powder crushing steel ball screening device according to claim 3 is characterized in that: The bottom of the second gear (14) is fixedly connected to a support block (15); the top inner wall of the transmission box (3) is provided with an annular groove; the bottom inner wall of the support block (15) is provided with a ball (16) for rolling; the ball (16) is rolled on the inner wall of the annular groove.

5. The soft ferrite powder crushing steel ball screening device according to claim 1, characterized in that: A cavity is provided inside the connection frame (8), a spring (20) is fixedly connected to the connection frame (8) inside the cavity, an insert block (21) is fixedly connected to the end of the spring (20), a slot is provided on the inner wall of the movable frame (5), and the insert block (21) is inserted into the inner wall of the slot.

6. The soft ferrite powder crushing steel ball screening device according to claim 5, characterized in that: The top end of the insert block (21) is fixedly connected to a lever (22); the inner wall of the connection frame (8) located above the cavity is provided with a strip-shaped opening; the rod wall of the lever (22) is slidably arranged on the inner wall of the strip-shaped opening.

7. The soft ferrite powder crushing steel ball screening device according to claim 6, characterized in that: The top rod wall of the shifting rod (22) is fixedly connected with a baffle (23), and the bottom of the baffle (23) is slidably arranged on the inner wall of the connecting frame (8) located at the strip-shaped opening.

8. The soft ferrite powder crushing steel ball screening device according to claim 1, characterized in that: A discharge port is provided on the side wall of the box body (1); a cover plate (24) is hingedly provided on the inner wall of the box body (1) located at the discharge port; a plug plate (25) is fixedly connected to the side wall of the cover plate (24); a slot is provided on the inner wall of the box body (1); and the plug plate (25) is plugged into the inner wall of the slot.

9. The soft ferrite powder crushing steel ball screening device according to claim 8, characterized in that: The inner wall of the box body (1) located in the slot is fixedly connected with an anti-slip pad (26), the side wall of the plug plate (25) is pressed against the inner wall of the slot, and the side wall of the cover plate (24) is fixedly connected with a handle (27).

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