Vibrating screen for wood fiber powder processing

Abstract

The utility model discloses a vibrating screen for wood fiber powder processing, and belongs to the field of wood fiber powder.The vibrating screen comprises a box body, a feeding pipe is fixedly connected to the top of the box body, a discharging pipe is fixedly connected to the bottom of the box body, a positioning support is slidably connected to the interior of the box body, and a screening mechanism is arranged in the positioning support; a connecting mechanism is arranged between the screening mechanism and the positioning support, the positioning frame, an insertion block, a third spring and a positioning block are arranged, the insertion block is limited through the positioning block, then the insertion block is supported through the third spring, and then the insertion block is inserted into the positioning frame on the surface of the fixing frame to connect the fixing frame with the positioning support. And when the fixing frame needs to be detached, the inserting block is pressed to be separated from the interior of the positioning frame, connection between the fixing frame and the positioning support is relieved, the problem that according to an existing vibrating screen for wood fiber powder processing, a filter screen cannot be detached and replaced is solved, and practicability is improved.

Description

Technical Field

[0001] The present application relates to the technical field of wood fiber powder, and particularly to a vibrating screen for processing wood fiber powder. Background Art

[0002] Wood fiber is an organic flocculent fiber material obtained by chemically treating and mechanically processing natural renewable wood, and is widely used in fields such as concrete mortar, gypsum products, wood pulp sponge, and asphalt roads. It can be used to manufacture medium density fiberboard for the home building materials industry.

[0003] In the patent with the published authorization announcement number CN210230598U, the utility model discloses a vibrating screen for processing wood fiber powder, including a support frame, a vibration motor, a filter screen, and a vibration spring. A screening box body is arranged inside the support frame, the filter screen is arranged inside the screening box body, a receiving hopper is arranged below the screening box body, and a feeding pipe is arranged below the receiving hopper. The beneficial effects are as follows: In the utility model, the screening box body, the receiving hopper, and the feeding pipe are hermetically welded, which can ensure that the wood fiber powder is in a relatively sealed working environment during the vibrating screening process, prevent the wood fiber powder from floating into the air during vibration and polluting the environment, and drive the screening box body, the filter screen, the receiving hopper, and the feeding pipe to vibrate as a whole through the vibration motor, which can improve the filtering, conveying, collecting, and discharging efficiency of the wood fiber powder and improve the filtering and screening efficiency of the wood fiber powder.

[0004] When the above device is implemented, the wood fiber powder is screened by the filter screen. However, in an existing vibrating screen for processing wood fiber powder, the filter screen cannot be disassembled and replaced, resulting in the inability of the device to screen wood fiber powder of different sizes. Summary of the Utility Model

[0005] Aiming at the deficiencies of the prior art, the present utility model provides a vibrating screen for processing wood fiber powder, which overcomes the deficiencies of the prior art and aims to solve the problems in the background art.

[0006] To achieve the above object, the present utility model provides the following technical solutions: A vibrating screen for processing wood fiber powder, comprising a box body, a feed pipe is fixedly connected to the top of the box body, a discharge pipe is fixedly connected to the bottom of the box body, a positioning bracket is slidably connected inside the box body, a screening mechanism is arranged inside the positioning bracket, a connecting mechanism is arranged between the screening mechanism and the positioning bracket, the connecting mechanism comprises a positioning block, the positioning block is fixedly connected to the positioning bracket, a third spring is fixedly connected inside the positioning block, one side of the third spring is fixedly connected with an insertion block, the insertion block is slidably connected to the positioning block, a positioning frame is slidably connected to the outside of the insertion block, a shaking mechanism is arranged on the surface of the positioning bracket, a spreading mechanism is arranged on the top of the positioning bracket, a sealing door is hinged to one side of the box body, and two locking mechanisms are symmetrically arranged on the surface of the sealing door.

[0007] As a preferred embodiment, the bottom inside the box body is funnel-shaped.

[0008] By adopting the above technical solution, since the bottom inside the box body is funnel-shaped, the material can be better discharged from the inside of the box body.

[0009] As a preferred embodiment, the screening mechanism comprises a fixed frame, the fixed frame is slidably connected to the positioning bracket, a screening mesh is fixedly connected inside the fixed frame, and the fixed frame is fixedly connected to the positioning frame.

[0010] By adopting the above technical solution, the screening mesh is fixed by the fixed frame, and then the material is screened by the screening mesh, so that the material can be better screened.

[0011] As a preferred embodiment, the shaking mechanism comprises a second motor, the second motor is fixedly connected to the box body, an output end of the second motor is fixedly connected with a fixed block, two telescopic limit rods are fixedly connected to a side of the positioning bracket away from the fixed block, the two telescopic limit rods are symmetrically distributed on the surface of the positioning bracket, three second springs are fixedly connected between the two telescopic limit rods, the second springs are fixedly connected to the positioning bracket, and the three second springs are evenly distributed on the surface of the positioning bracket.

[0012] By adopting the above technical solution, the output end of the second motor rotates to drive the fixed block to rotate, then the fixed block touches the positioning bracket to make the positioning bracket slide inside the box body, then the telescopic limit rods limit the positioning bracket, and then the second springs reset the positioning bracket, so that the positioning bracket can slide better inside the box body.

[0013] As a preferred embodiment, the spreading mechanism includes a first motor, the first motor is fixedly connected to the box body, the output end of the first motor is fixedly connected with a first threaded rod, the first threaded rod is rotatably connected to the box body, the outer part of the first threaded rod is threadedly connected with a scraper, the scraper is slidably connected to the box body, a positioning rod is slidably connected to the inside of the scraper, and the positioning rod is fixedly connected to the box body.

[0014] By adopting the above technical solution, the rotation of the output end of the first motor drives the first threaded rod to rotate, and then the rotation of the first threaded rod drives the scraper to move, and then the scraper evenly spreads the material on the surface of the screening mesh. The positioning rod limits the scraper, so that the material can be better evenly spread on the surface of the screening mesh.

[0015] As a preferred embodiment, the locking mechanism includes a mounting bracket, the mounting bracket is fixedly connected to the box body, a limiting rod is slidably connected to the inside of the mounting bracket, a first spring is sleeved on the outer part of the limiting rod, and a connecting block is arranged on one side of the mounting bracket, and the connecting block is fixedly connected to the sealing door.

[0016] By adopting the above technical solution, the mounting bracket limits the limiting rod, and then the first spring supports the limiting rod, and then the limiting rod is inserted into the inside of the connecting block to lock the sealing door and the box body, so that the sealing door and the box body can be better locked.

[0017] As a preferred embodiment, four support legs are fixedly connected to the bottom of the box body, and the four support legs are symmetrically distributed at the bottom of the box body.

[0018] By adopting the above technical solution, since four support legs are fixedly connected to the bottom of the box body and the four support legs are symmetrically distributed at the bottom of the box body, and then the support legs support the box body, the box body can be better supported.

[0019] As a preferred embodiment, a sealing strip is fixedly connected to the connection part between the sealing door and the box body.

[0020] By adopting the above technical solution, since a sealing strip is fixedly connected to the connection part between the sealing door and the box body, and then the sealing strip seals the connection part between the sealing door and the box body, the connection part between the sealing door and the box body can be better sealed.

[0021] Advantages of this application:

[0022] The vibrating screen for processing wood fiber powder is provided with a positioning frame, an inserting block, a third spring and a positioning block. The positioning block is used to limit the inserting block, which is then supported by the third spring. The inserting block is then inserted into the positioning frame on the surface of the fixed frame to connect the fixed frame and the positioning frame. When the fixed frame needs to be disassembled, the inserting block is pressed to separate the inserting block from the positioning frame, thereby releasing the connection between the fixed frame and the positioning frame. This avoids the problem of the existing vibrating screen for processing wood fiber powder that the filter screen cannot be disassembled and replaced, thereby improving practicality.

[0023] The vibrating screen for processing wood fiber powder is provided with a first motor, a first threaded rod, a scraper and a positioning rod. The output end of the first motor rotates to drive the first threaded rod to rotate, and the first threaded rod rotates to drive the scraper to move, and the scraper spreads the material evenly on the surface of the screening net. The positioning rod limits the scraper, thereby avoiding the problem of the existing vibrating screen for processing wood fiber powder that the material cannot be evenly spread on the surface of the screening net, thereby improving practicality. BRIEF DESCRIPTION OF THE DRAWINGS

[0024] Figure 1 This is a schematic diagram of the front structure of this application;

[0025] Figure 2 This is a side structural cross-sectional view of the present application;

[0026] Figure 3 This is a schematic diagram of the locking mechanism structure of this application;

[0027] Figure 4 This is a schematic diagram of the shaking mechanism structure of this application;

[0028] Figure 5 For this application Figure 4 A magnified schematic diagram of the structure at point A.

[0029] Numbers in the figure: 1. Box body; 2. Spreading mechanism; 21. First motor; 22. First threaded rod; 23. Scraper; 24. Limit rod; 3. Locking mechanism; 31. Connecting block; 32. Mounting frame; 33. First spring; 34. Limit rod; 4. Rocking mechanism; 41. Second motor; 42. Fixed block; 43. Second spring; 44. Telescopic limit rod; 5. Screening mechanism; 51. Fixed frame; 52. Screening net; 6. Connecting mechanism; 61. Positioning frame; 62. Insertion block; 63. Third spring; 64. Positioning block; 7. Positioning bracket; 8. Sealing door; 9. Feed pipe; 10. Discharge pipe; 11. Support leg. DETAILED DESCRIPTION

[0030] Next, the technical solutions in the embodiments of the present utility model will be clearly and completely described in conjunction with the accompanying drawings in the embodiments of the present utility model. Obviously, the described embodiments are only a part of the embodiments of the present utility model, rather than all the embodiments. All other embodiments obtained by those of ordinary skill in the art based on the embodiments of the present utility model without creative efforts shall fall within the protection scope of the present utility model.

[0031] Embodiment 1

[0032] Referring to Figures 1 - 2 , a vibrating screen for processing wood fiber powder, comprising a box body 1. A feed pipe 9 is fixedly connected to the top of the box body 1. The bottom inside the box body 1 is funnel-shaped. By making the bottom inside the box body 1 funnel-shaped, the material can be better discharged from the inside of the box body 1.

[0033] Referring to Figures 2 - 5 , a discharge pipe 10 is fixedly connected to the bottom of the box body 1. A positioning bracket 7 is slidably connected inside the box body 1. A screening mechanism 5 is provided inside the positioning bracket 7. A connecting mechanism 6 is provided between the screening mechanism 5 and the positioning bracket 7. The connecting mechanism 6 includes a positioning block 64. The positioning block 64 is fixedly connected to the positioning bracket 7. A third spring 63 is fixedly connected inside the positioning block 64. One side of the third spring 63 is fixedly connected to an insertion block 62. The insertion block 62 is slidably connected to the positioning block 64. A positioning frame 61 is slidably connected to the outside of the insertion block 62. The screening mechanism 5 includes a fixed frame 51. The fixed frame 51 is slidably connected to the positioning bracket 7. A screening mesh 52 is fixedly connected inside the fixed frame 51. The fixed frame 51 is fixedly connected to the positioning frame 61. By adopting the above technical solution, the screening mesh 52 is fixed by the fixed frame 51, and then the material is screened by the screening mesh 52, so that the material can be better screened.

[0034] Referring to Figures 2 - 4 , a shaking mechanism 4 is provided on the surface of the positioning bracket 7. The shaking mechanism 4 includes a second motor 41. The second motor 41 is fixedly connected to the box body 1. The output end of the second motor 41 is fixedly connected to a fixed block 42. Two telescopic limit rods 44 are fixedly connected to the side of the positioning bracket 7 away from the fixed block 42. The two telescopic limit rods 44 are symmetrically distributed on the surface of the positioning bracket 7. Three second springs 43 are fixedly connected between the two telescopic limit rods 44. The second springs 43 are fixedly connected to the positioning bracket 7. The three second springs 43 are evenly distributed on the surface of the positioning bracket 7. By the rotation of the output end of the second motor 41 to drive the fixed block 42 to rotate, and then the fixed block 42 touches the positioning bracket 7 to make the positioning bracket 7 slide inside the box body 1, and then the telescopic limit rods 44 limit the positioning bracket 7, and then the second springs 43 reset the positioning bracket 7, the positioning bracket 7 can be better made to slide inside the box body 1.

[0035] Refer to Figure 2 Figure 2 , a flattening mechanism 2 is provided at the top of the positioning bracket 7. The flattening mechanism 2 includes a first motor 21, the first motor 21 is fixedly connected to the box body 1, the output end of the first motor 21 is fixedly connected with a first threaded rod 22, the first threaded rod 22 is rotatably connected to the box body 1, a scraper 23 is threadedly connected to the outside of the first threaded rod 22, the scraper 23 is slidably connected to the box body 1, a positioning rod 24 is slidably connected to the inside of the scraper 23, and the positioning rod 24 is fixedly connected to the box body 1; by rotating the output end of the first motor 21 to drive the first threaded rod 22 to rotate, and then driving the scraper 23 to move by the rotation of the first threaded rod 22, and then spreading the material evenly on the surface of the screening mesh 52 by the scraper 23, and the positioning rod 24 limits the scraper 23, the material can be better spread evenly on the surface of the screening mesh 52.

[0036] Refer to Figure 3 Figure 3 , a sealing door 8 is hingedly connected to one side of the box body 1, and two locking mechanisms 3 are symmetrically arranged on the surface of the sealing door 8. The locking mechanism 3 includes a mounting frame 32, the mounting frame 32 is fixedly connected to the box body 1, a limiting rod 34 is slidably connected to the inside of the mounting frame 32, a first spring 33 is sleeved on the outside of the limiting rod 34, and a connecting block 31 is arranged on one side of the mounting frame 32, and the connecting block 31 is fixedly connected to the sealing door 8; by limiting the limiting rod 34 through the mounting frame 32, and then supporting the limiting rod 34 by the first spring 33, and then inserting the limiting rod 34 into the inside of the connecting block 31 to lock the sealing door 8 and the box body 1, the sealing door 8 and the box body 1 can be better locked.

[0037] Refer to Figures 1 - 2 Figures 1 - 2 , four support legs 11 are fixedly connected to the bottom of the box body 1, and the four support legs 11 are symmetrically distributed at the bottom of the box body 1; by fixedly connecting four support legs 11 to the bottom of the box body 1, and the four support legs 11 are symmetrically distributed at the bottom of the box body 1, and then supporting the box body 1 by the support legs 11, the box body 1 can be better supported.

[0038] Refer to Figure 1 Figure 1 , a sealing strip is fixedly connected to the connection part between the sealing door 8 and the box body 1; by fixedly connecting a sealing strip to the connection part between the sealing door 8 and the box body 1, and then sealing the connection part between the sealing door 8 and the box body 1 by the sealing strip, the connection part between the sealing door 8 and the box body 1 can be better sealed.

[0039] Working principle: the material enters the interior of the box body 1 through the feed pipe 9, and the positioning block limits the insertion block 62, and the third spring 63 supports the insertion block 62, and then the insertion block 62 is inserted into the positioning frame 61 on the surface of the fixed frame 51 to connect the fixed frame 51 and the positioning bracket 7. When the fixed frame 51 needs to be disassembled, the insertion block 62 is pressed to disengage the insertion block 62 from the positioning frame 61, and the connection between the fixed frame 51 and the positioning bracket 7 is released, and then the fixed frame 51 fixes the screening net 52, and then the screening net 52 screens the material, and then the output end of the first motor 21 rotates to drive the first threaded rod 22 to rotate, and then the first threaded rod 22 rotates to drive the scraper 23 to move, and then the scraper 23 evenly spreads the material. Spread flat on the surface of the screening mesh 52, the positioning rod 24 limits the scraper 23, and then the output end of the second motor 41 rotates to drive the fixed block 42 to rotate, and then the fixed block 42 contacts the positioning bracket 7 to make the positioning bracket 7 slide inside the box body 1, and then the telescopic limiting rod 44 limits the positioning bracket 7, and then the second spring 43 resets the positioning bracket 7 to speed up the screening of the material, and then the material is discharged from the interior of the box body 1 by the discharge pipe 10, and then the limiting rod 34 is limited by the mounting frame 32, and then the limiting rod 34 is supported by the first spring 33, and then the limiting rod 34 is inserted into the interior of the connecting block 31 to lock the sealing door 8 and the box body 1, and then the sealing door 8 is opened to clean the unqualified materials on the surface of the screening mesh 52.

[0040] In the description of this utility model, it should be noted that the terms "upper," "lower," "inner," "outer," "front end," "rear end," "two ends," "one end," "the other end," and the like, indicating positions or relationships, are based on the positions or relationships shown in the accompanying drawings and are intended solely to facilitate the description of this utility model and simplify the description. They are not intended to indicate or imply that the devices or components referred to must have a specific orientation, be constructed, or operate in a specific orientation. Therefore, they should not be construed as limitations on this utility model. Furthermore, the terms "first" and "second" are used for descriptive purposes only and should not be construed as indicating or implying relative importance.

[0041] In the description of this utility model, it should be noted that, unless otherwise expressly specified or limited, the terms "installed," "provided with," "connected," etc., should be understood in a broad sense. For example, "connected" may refer to a fixed connection, a detachable connection, or an integral connection; it may refer to a mechanical connection or an electrical connection; it may refer to a direct connection or an indirect connection through an intermediate medium; it may refer to internal communication between two components. Those skilled in the art will be able to understand the specific meanings of the above terms in this utility model based on specific circumstances.

[0042] The above description of the present utility model is made in conjunction with specific embodiments, but those skilled in the art should clearly understand that these descriptions are exemplary and do not limit the protection scope of the present utility model. Those skilled in the art can make various variations and modifications to the present utility model according to the spirit and principle of the present utility model, and these variations and modifications are also within the scope of the present utility model.

Claims

1. A vibrating screen for processing wood fiber powder, comprising a box body (1), characterized in that, A feed pipe (9) is fixedly connected to the top of the box body (1), a discharge pipe (10) is fixedly connected to the bottom of the box body (1), a positioning bracket (7) is slidably connected inside the box body (1), a screening mechanism (5) is arranged inside the positioning bracket (7), and a connecting mechanism (6) is arranged between the screening mechanism (5) and the positioning bracket (7). The connecting mechanism (6) includes a positioning block (64), the positioning block (64) is fixedly connected to the positioning bracket (7), a third spring (63) is fixedly connected inside the positioning block (64), an insertion block (62) is fixedly connected to one side of the third spring (63), the insertion block (62) is slidably connected to the positioning block (64), a positioning frame (61) is slidably connected to the outside of the insertion block (62), a shaking mechanism (4) is arranged on the surface of the positioning bracket (7), a leveling mechanism (2) is arranged on the top of the positioning bracket (7), a sealing door (8) is hinged to one side of the box body (1), and two locking mechanisms (3) are symmetrically arranged on the surface of the sealing door (8).

2. The vibrating screen for processing wood fiber powder according to claim 1, characterized in that, The bottom inside the box body (1) is funnel-shaped.

3. The vibrating screen for processing wood fiber powder according to claim 1, characterized in that, The screening mechanism (5) includes a fixed frame (51), the fixed frame (51) is slidably connected to the positioning bracket (7), a screening mesh (52) is fixedly connected inside the fixed frame (51), and the fixed frame (51) is fixedly connected to the positioning frame (61).

4. A vibrating screen for processing wood fiber powder according to claim 1, characterized in that, The shaking mechanism (4) includes a second motor (41), the second motor (41) is fixedly connected to the box body (1), a fixed block (42) is fixedly connected to the output end of the second motor (41), two telescopic limit rods (44) are fixedly connected to the side of the positioning bracket (7) away from the fixed block (42), the two telescopic limit rods (44) are symmetrically distributed on the surface of the positioning bracket (7), and three second springs (43) are fixedly connected between the two telescopic limit rods (44). The second springs (43) are fixedly connected to the positioning bracket (7), and the three second springs (43) are evenly distributed on the surface of the positioning bracket (7).

5. A vibrating screen for processing wood fiber powder according to claim 1, characterized in that, The leveling mechanism (2) includes a first motor (21), the first motor (21) is fixedly connected to the box body (1), a first threaded rod (22) is fixedly connected to the output end of the first motor (21), the first threaded rod (22) is rotatably connected to the box body (1), a scraper (23) is threadedly connected to the outside of the first threaded rod (22), the scraper (23) is slidably connected to the box body (1), a positioning rod (24) is slidably connected inside the scraper (23), and the positioning rod (24) is fixedly connected to the box body (1).

6. The vibrating screen for processing wood fiber powder according to claim 1, wherein, The locking mechanism (3) includes a mounting frame (32), the mounting frame (32) is fixedly connected to the box body (1), a limit rod (34) is slidably connected inside the mounting frame (32), a first spring (33) is sleeved on the outside of the limit rod (34), and a connecting block (31) is arranged on one side of the mounting frame (32). The connecting block (31) is fixedly connected to the sealing door (8).

7. A vibrating screen for processing wood fiber powder according to claim 1, characterized in that, Four support legs (11) are fixedly connected to the bottom of the box body (1), and the four support legs (11) are symmetrically distributed at the bottom of the box body (1).

8. A vibrating screen for processing wood fiber powder according to claim 1, characterized in that, A sealing strip is fixedly connected to the connection between the sealing door (8) and the box body (1).

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