Efficient grass meal producing and crushing device

Abstract

The utility model relates to an efficient grass meal production smashing device which comprises a machine frame, a feeding box, a smashing box and a discharging box which are communicated with one another are sequentially arranged on the machine frame from bottom to top, the feeding box is rotationally connected with the smashing box, the smashing box is rotationally connected with the discharging box, and the bottom of the discharging box is fixedly installed on the upper surface of the machine frame. A feeding opening is formed in one side of the top of the feeding box, a smashing assembly is rotationally connected to the joint between the smashing box and the discharging box, and the smashing assembly is driven to rotate through a driving assembly on the rack; a feeding port is formed in the center of the top of the discharging box, a filter screen is arranged at the position, located at the feeding port, of the interior of the discharging box, and cutting blades used in cooperation with the smashing assembly are symmetrically arranged at the positions, located on the two sides of the feeding port, of the upper surface of the discharging box. The utility model has the beneficial effects of convenient disassembly and assembly, flexible production and the like.

Description

Technical Field

[0001] The utility model relates to a pulverizing device, in particular to a high-efficiency grass powder production pulverizing device, belonging to the technical field of agricultural processing equipment. Background Art

[0002] With the development of modern agriculture, the effective use of crop straw and forage has become an important way to improve the comprehensive benefits of agriculture. For example, a "forage crusher" disclosed in Chinese patent documents, with the announcement number CN220897261U, includes a frame, a crushing mechanism, a screening mechanism, and a reciprocating mechanism. The frame includes a crushing frame and a support frame. The crushing frame is provided with a crushing chamber with upper and lower openings, and the support frame is used to support the crushing frame; the crushing mechanism is located in the crushing chamber; the screening mechanism is located below the crushing chamber; the reciprocating mechanism is connected to the screening mechanism, and is used to drive the screening mechanism to reciprocate up and down. This prevents the incompletely crushed grass from being retained between the blade and the screen, thereby improving the efficiency of grass crushing.

[0003] Based on the search of the above patents and in combination with the equipment in the prior art, the inventors found that the above equipment still has the following defects during actual application: 1. The crushing mechanism is installed in the crushing chamber, which is not convenient to disassemble and assemble, resulting in difficulty in cleaning or maintaining the crushing mechanism inside it; 2. The particle size of the grass powder produced cannot be quickly adjusted according to actual production needs, and the flexibility is not high. Utility Model Content

[0004] The utility model mainly aims at the above problems existing in the prior art and provides a high-efficiency grass powder production and crushing device.

[0005] The purpose of this utility model is mainly achieved through the following solutions:

[0006] An efficient grass powder production and crushing device comprises a frame, on which a feeding box, a crushing box and a discharge box which are interconnected are arranged in sequence from bottom to top, the feeding box is rotatably connected to the crushing box, the crushing box is rotatably connected to the discharge box, and the bottom of the discharge box is fixedly mounted on the upper surface of the frame; a feeding port is arranged on one side of the top of the feeding box, a crushing assembly is rotatably connected to the connection between the crushing box and the discharge box, and the crushing assembly is driven to rotate by the driving assembly on the frame; a feeding port is arranged at the center of the top of the discharge box, a filter is arranged at the position of the feeding port inside the discharge box, and cutting blades used in conjunction with the crushing assembly are symmetrically arranged on both sides of the feeding port on the upper surface of the discharge box.

[0007] Preferably, the contact surface between the feeding box and the crushing box is arranged horizontally, and a first rotating shaft is provided on the upper surface of the crushing box away from the feeding port. The feeding box is rotatably connected to the crushing box through the first rotating shaft, and the feeding box and the crushing box are fixed together by a first locking bolt.

[0008] Preferably, the contact surface between the crushing box and the discharge box is inclined and inclined upward in the direction of the feed port, and a second rotating shaft is provided on the upper surface of the discharge box close to the feed port. The crushing box is rotatably connected to the discharge box through the second rotating shaft, and the crushing box and the discharge box are fixed together by a second locking bolt.

[0009] Preferably, a maintenance door is hingedly connected to a side of the discharge box close to the feed port.

[0010] Preferably, the driving assembly includes a driving motor, a transmission belt, a first pulley and a second pulley. The driving motor is fixedly mounted on one side of the frame. The output shaft of the driving motor is fixedly sleeved with a first pulley. The second pulley is connected to the crushing assembly. The first pulley and the second pulley are connected by a transmission belt.

[0011] Preferably, the crushing assembly includes a crushing roller, a crushing block and a crushing blade. The crushing roller is rotatably connected between the crushing box and the discharge box through a bearing seat, and one end of the crushing roller passes through the bearing seat and is fixedly sleeved with the second pulley. There are multiple crushing blocks, which are all fixedly sleeved on the outer side wall of the crushing roller. Crushing blades are provided at the edges of the multiple crushing blocks, and multiple crushing blades are evenly arranged along the axis of the crushing roller.

[0012] Preferably, the crushing blade is fixedly connected to the crushing block by a first adjusting bolt, and a first elongated hole is provided at the connection between the crushing blade and the crushing block, and the first adjusting bolt passes through the first elongated hole to fix the crushing blade on the crushing block.

[0013] Preferably, the cutting blade is fixedly mounted at the feed port of the feed box by a second adjusting bolt, and a second elongated hole is provided at the connection between the cutting blade and the feed box, and the second adjusting bolt passes through the second elongated hole to fix the cutting blade on the feed box.

[0014] Preferably, the filter screen adopts a semicircular structure and is coaxially arranged with the crushing roller shaft, and both ends of the filter screen are fixedly mounted on the discharge box by second adjusting bolts.

[0015] Preferably, a support rod is provided on both sides of the filter screen in the feed box.

[0016] Therefore, compared with the prior art, the utility model has the following advantages:

[0017] (1) The utility model provides a feeding box, a crushing box and a discharge box. The feeding box is rotatably connected to the crushing box and is locked and fixed by a first locking bolt. The crushing box and the discharge box are rotatably connected and are locked and fixed by a second locking bolt. This facilitates the disassembly and assembly of the feeding box, the crushing box and the discharge box, and further facilitates the cleaning and maintenance of the internal crushing components. In addition, an inspection door is hinged on the discharge box, which facilitates the cleaning of the filter screen. The operation is simple and convenient, and the production efficiency and effect are improved.

[0018] (2) The utility model provides a cutting blade and a crushing blade, and can change the distance between the cutting blade and the crushing blade by adjusting the position of the cutting blade relative to the feed box and the position of the crushing blade relative to the crushing block, thereby being able to quickly adjust the particle size of the grass powder produced, with flexible adjustment and strong adaptability. BRIEF DESCRIPTION OF THE DRAWINGS

[0019] Figure 1 It is a structural schematic diagram of the utility model;

[0020] Figure 2 It is a top view of the utility model;

[0021] Figure 3 yes Figure 1 The enlarged view of point A in the middle;

[0022] Figure 4 yes Figure 1 The enlarged view of point B in the middle;

[0023] Figure 5 It is a schematic diagram of the structure of the utility model without a feeding box;

[0024] Figure 6 This is another structural schematic diagram of the utility model without a feeding box;

[0025] Figure 7 yes Figure 6 Enlarged view of point C in the middle;

[0026] Figure 8 It is a schematic diagram of the installation of the crushing assembly in the utility model;

[0027] Fig. 9 It is a cross-sectional view of the crushing assembly and the feed box in the utility model;

[0028] Fig.10 It is a structural schematic diagram of the crushing component in the utility model.

[0029] Illustrations: 1-frame, 2-feeding box, 3-crushing box, 4-discharge box, 5-feeding port, 6-feeding port, 7-filter, 8-cutting edge, 9-first rotating shaft, 10-first locking bolt, 11-second rotating shaft, 12-second locking bolt, 13-inspection door, 14-drive motor, 15-transmission belt, 16-first pulley, 17-second pulley, 18-crushing roller, 19-crushing block, 20-crushing blade, 21-bearing seat, 22-first adjusting bolt, 23-first long hole, 24-second adjusting bolt, 25-second long hole, 26-support rod, 27-switch, 28-baffle. DETAILED DESCRIPTION

[0030] The technical solution of the utility model is further described in detail below through specific embodiments and in combination with the accompanying drawings. It should be understood that the implementation of the utility model is not limited to the following embodiments, and any form of modification and / or change made to the utility model will fall within the protection scope of the utility model.

[0031] In the present invention, unless otherwise specified, all parts and percentages are weight units, and the equipment and raw materials used can be purchased from the market or are commonly used in the field. The methods in the following embodiments, unless otherwise specified, are conventional methods in the field. The components or equipment in the following embodiments, unless otherwise specified, are universal standard parts or components known to those skilled in the art, and their structures and principles are known to those skilled in the art through technical manuals or conventional experimental methods.

[0032] Embodiment 1:

[0033] like Figure 1 , 2 As shown, the utility model provides a technical solution, an efficient grass powder production and crushing device, including a frame 1, which is placed on the ground to achieve stable operation of the entire crushing device; the frame 1 is provided with a feeding box 2, a crushing box 3 and a discharge box 4 which are interconnected from bottom to top, the feeding box 2 is rotatably connected to the crushing box 3, the crushing box 3 is rotatably connected to the discharge box 4, and the four sides of the bottom of the discharge box 4 are fixed to the upper surface of the frame 1 by bolts, so as to facilitate the disassembly and assembly between the feeding box 2, the crushing box 3 and the discharge box 4.

[0034] A feeding port 5 is provided on the top right side of the feeding box 2, and a crushing assembly is rotatably connected to the connection between the crushing box 3 and the discharge box 4, and the crushing assembly is driven to rotate by the driving assembly on the frame 1; a feeding port 6 is provided at the top center of the discharge box 4, and a filter screen 7 is provided at the position of the feeding port 6 inside the discharge box 4, and cutting blades 8 used in conjunction with the crushing assembly are symmetrically provided on both sides of the feeding port 6 on the upper surface of the discharge box 4; the grass stalks are fed from the feeding port 5 to the feeding box 2 and fall into the crushing box 3, and under the action of the crushing assembly, the grass stalks are crushed in the crushing box 3, and due to the cooperation between the crushing assembly and the cutting blades 8, the grass stalks are crushed into grass powder particles of suitable size and fall from the feeding port 6 to the filter screen 7, and the filter screen 7 can block the grass stalks that are not completely crushed and crush them again, and allow the grass powder particles of suitable size to flow out, thereby realizing the crushing production of grass powder.

[0035] Embodiment 2:

[0036] like Figure 5 , 6 As shown, the utility model provides another technical solution, a high-efficiency grass powder production and crushing device, which is different from Example 1 in that the contact surface between the feeding box 2 and the crushing box 3 is arranged horizontally, and the upper surface of the crushing box 3 is bolted or welded with a first rotating shaft 9 arranged in front and behind on the side (i.e., the left side) away from the feeding port 5, and the left side of the bottom of the feeding box 2 is rotatably connected to the crushing box 3 through the first rotating shaft 9, and the feeding box 2 and the crushing box 3 are fixed together by the first locking bolt 10 on the right side, as shown in FIG. Figure 3 The figure provides a specific structure of a first locking bolt 10, in which the lower part of the first locking bolt 10 is rotatably connected to the side of the crushing box 3 through a screw, and the two ends of the screw are fixedly connected to the side wall support plate of the crushing box 3 through nuts, and the upper threaded end of the first locking bolt 10 is fixed to the side wall fixing plate of the feeding box 2 through a nut, but it is not limited to the above structure, as long as the detachable fixation between the feeding box 2 and the crushing box 3 can be achieved.

[0037] Specifically, the contact surface between the crushing box 3 and the lower material box 4 is inclined and arranged upwardly in the direction of the feeding port 5. The upper surface of the lower material box 4 is bolted or welded with a second rotating shaft 11 arranged in front and behind on one side (i.e., the right side) close to the feeding port 5. The right side of the bottom of the crushing box 3 is rotatably connected to the lower material box 4 through the second rotating shaft 11, and the crushing box 3 and the lower material box 4 are fixed together by the second locking bolt 12 on the left side. Figure 7The figure shows a specific structure of a second locking bolt 12, in which the lower part of the second locking bolt 12 is rotatably connected to the side of the discharge box 4 through a screw, and both ends of the screw are fixedly connected to the side wall support plate of the discharge box 4 through nuts, and the upper threaded end of the second locking bolt 12 is fixed to the side wall fixing plate of the crushing box 3 through a nut, but it is not limited to the above structure, as long as the detachable fixation between the crushing box 3 and the discharge box 4 can be achieved.

[0038] Specifically, an inspection door 13 is hinged on one side of the material discharge box 4 close to the material feeding port 5, the lower part of the inspection door 13 is hinged to the material discharge box 4, and the inspection door 13 is tilted to the left.

[0039] Embodiment 3:

[0040] like Figure 1 , 6 As shown, the utility model provides another technical solution, a high-efficiency grass powder production and crushing device, which is different from Example 1 in that the driving assembly consists of a driving motor 14, a transmission belt 15, a first pulley 16 and a second pulley 17, the driving motor 14 is fixed to one side of the frame 1 by bolts, the output shaft fixing sleeve of the driving motor 14 is provided with a first pulley 16, the second pulley 17 is connected to the crushing assembly, and the first pulley 16 and the second pulley 17 are connected by a transmission belt 15.

[0041] like Figure 8 , 10 As shown, the crushing assembly consists of a crushing roller 18, a crushing block 19 and a crushing blade 20. The crushing roller 18 is rotatably connected between the crushing box 3 and the discharge box 4 through a bearing seat 21. Two bearing seats 21 are provided, which are respectively installed on the front and rear side walls of the discharge box 4 by bolts, and one end of the crushing roller 18 passes through the bearing seat 21 and is fixedly sleeved with a second pulley 17. The driving motor 14 can drive the crushing roller 18 to rotate under the action of the transmission belt 15, the first pulley 16 and the second pulley 17. There are multiple crushing blocks 19, and they are all fixedly sleeved on the outer side wall of the crushing roller 18. A crushing blade 20 is commonly installed at the same edge of the multiple crushing blocks 19. Multiple crushing blades 20 are evenly arranged along the circumference of the axis of the crushing roller 18. In this embodiment, three crushing blades 20 are provided.

[0042] Specifically, the crushing blade 20 is fixedly connected to the crushing block 19 by a first adjusting bolt 22, and a plurality of transverse first elongated holes 23 are provided at the connection between the crushing blade 20 and the crushing block 19. The first adjusting bolt 22 passes through the first elongated holes 23 to fix the crushing blade 20 on the crushing block 19. The left and right position of the crushing blade 20 can be adjusted through the first elongated holes 23 and the first adjusting bolt 22.

[0043] Specifically, the cutting blade 8 is fixedly mounted at the feed port 6 of the feed box 4 by the second adjusting bolt 24, and a plurality of transverse second elongated holes 25 are provided at the connection between the cutting blade 8 and the feed box 4. The second adjusting bolt 24 passes through the second elongated holes 25 to fix the cutting blade 8 on the feed box 4. The left and right positions of the cutting blade 8 can be adjusted by the second elongated holes 25 and the second adjusting bolt 24. In this embodiment, the crushing roller shaft 18 rotates counterclockwise during operation. Fig. 9 As shown, at this time, the blade of the left cutting blade 8 is located at the upper right part, and the blade of the matching crushing blade 20 is located at the lower left part, while the blade of the right cutting blade 8 is located at the lower left part. The blade of the crushing blade 20 rotated to the right cutting blade 8 is now located at the upper right part, which can fully crush the grass stalks in the crushing box 3 and the large-particle grass powder falling into the filter screen 7, ensuring the crushing efficiency and effect.

[0044] Specifically, the filter screen 7 adopts a semicircular structure and is coaxially arranged with the crushing roller shaft 18 . Both ends of the filter screen 7 are fixedly mounted on the feed box 4 by second adjusting bolts 24 .

[0045] Specifically, a front and rear support rod 26 is welded or bolted on both sides of the filter screen 7 in the discharge box 4. The two support rods 26 cooperate with each other, and a collection bag or frame with a hook can be placed on the support rod 26 to facilitate the collection of finished grass powder.

[0046] like Figure 4 As shown, the side wall of the crushing box 3 and the side wall of the discharge box 4 are both fixed with a switch 27 connected in series with the circuit of the drive motor 14 by bolts, and the side wall of the feeding box 2 and the side wall of the crushing box 3 are correspondingly installed with a baffle 28. Only when the feeding box 2 and the crushing box 3 and the crushing box 3 and the discharge box 4 are locked, the two baffles 28 will abut against the buttons of the corresponding switches 27, so that the drive circuit 14 can be energized, which has a good protective effect. It should be noted here that the present application only protects the mechanical structure of the crushing device. The models of the two switches 27 and the circuit connection with the drive motor 14 are not within the protection scope of the present application, and those skilled in the art can derive them through common knowledge, conventional means or simple deduction in the art, which will not be repeated here.

[0047] The high-efficiency grass powder production and crushing device provided by the utility model has a feeding box, a crushing box and a discharge box, the feeding box is rotatably connected to the crushing box and is locked and fixed by a first locking bolt, the crushing box and the discharge box are rotatably connected and are locked and fixed by a second locking bolt, which facilitates the disassembly and assembly between the feeding box, the crushing box and the discharge box, and thus facilitates the cleaning and maintenance of the internal crushing components thereof, and a maintenance door is hinged on the discharge box, which facilitates the cleaning of the filter screen, and the operation is simple and convenient, thereby improving the production efficiency and effect; through the provided cutting blade and crushing blade, the spacing between the cutting blade and the crushing blade can be changed by adjusting the position of the cutting blade relative to the discharge box and the position of the crushing blade relative to the crushing block, thereby quickly adjusting the particle size of the produced grass powder, with flexible adjustment and strong adaptability. When the particle size of the produced grass powder is changed, the filter screen should be replaced with a corresponding aperture size to facilitate grass powder screening.

[0048] It should be understood that this embodiment is only used to illustrate the present invention and is not used to limit the scope of the present invention. In addition, it should be understood that after reading the content taught by the present invention, those skilled in the art can make various changes or modifications to the present invention, and these equivalent forms also fall within the scope defined by the claims attached to this application.

Claims

1. High-efficiency grass powder production and crushing device, characterized by: The machine comprises a frame (1), wherein the frame (1) is provided with a feed box (2), a crushing box (3) and a discharge box (4) which are interconnected from bottom to top, the feed box (2) and the crushing box (3) are rotatably connected, the crushing box (3) and the discharge box (4) are rotatably connected, and the bottom of the discharge box (4) is fixedly mounted on the upper surface of the frame (1); a feed port (5) is provided on one side of the top of the feed box (2), a crushing assembly is rotatably connected at the connection between the crushing box (3) and the discharge box (4), and the crushing assembly is driven to rotate by a driving assembly on the frame (1); a feed port (6) is provided at the center of the top of the discharge box (4), a filter screen (7) is provided inside the discharge box (4) at the position of the feed port (6), and cutting blades (8) used in conjunction with the crushing assembly are symmetrically provided on both sides of the feed port (6) on the upper surface of the discharge box (4).

2. The high-efficiency grass powder production and pulverizing device according to claim 1 is characterized in that: The contact surface between the feeding box (2) and the crushing box (3) is arranged horizontally, and a first rotating shaft (9) is provided on a side of the upper surface of the crushing box (3) away from the feeding port (5); the feeding box (2) is rotatably connected to the crushing box (3) via the first rotating shaft (9), and the feeding box (2) and the crushing box (3) are fixed together via a first locking bolt (10).

3. The high-efficiency grass powder production and pulverizing device according to claim 2 is characterized in that: The contact surface between the crushing box (3) and the material discharge box (4) is arranged to be inclined and arranged to be inclined upward in the direction of the feeding port (5); a second rotating shaft (11) is provided on the upper surface of the material discharge box (4) near the feeding port (5); the crushing box (3) is rotatably connected to the material discharge box (4) via the second rotating shaft (11); and the crushing box (3) and the material discharge box (4) are fixed together via a second locking bolt (12).

4. The high-efficiency grass powder production and pulverizing device according to claim 3 is characterized in that: A maintenance door (13) is hingedly connected to a side of the unloading box (4) close to the feeding port (5).

5. The high-efficiency grass powder production and pulverizing device according to claim 1 is characterized in that: The driving assembly comprises a driving motor (14), a transmission belt (15), a first pulley (16) and a second pulley (17); the driving motor (14) is fixedly mounted on one side of the frame (1); an output shaft fixing sleeve of the driving motor (14) is provided with a first pulley (16); the second pulley (17) is connected to the crushing assembly; the first pulley (16) and the second pulley (17) are connected via a transmission belt (15).

6. The high-efficiency grass powder production and pulverizing device according to claim 5 is characterized in that: The pulverizing assembly comprises a pulverizing roller (18), a pulverizing block (19) and a pulverizing blade (20); the pulverizing roller (18) is rotatably connected between the pulverizing box (3) and the unloading box (4) via a bearing seat (21); one end of the pulverizing roller (18) passes through the bearing seat (21) and is fixedly sleeved with the second pulley (17); a plurality of pulverizing blocks (19) are provided and are all fixedly sleeved on the outer side wall of the pulverizing roller (18); pulverizing blades (20) are provided at the edges of the plurality of pulverizing blocks (19); and a plurality of pulverizing blades (20) are uniformly arranged along the circumference of the axis of the pulverizing roller (18).

7. The high-efficiency grass powder production and pulverizing device according to claim 6 is characterized in that: The crushing blade (20) and the crushing block (19) are fixedly connected via a first adjusting bolt (22), and a first elongated hole (23) is provided at the connection between the crushing blade (20) and the crushing block (19), and the first adjusting bolt (22) passes through the first elongated hole (23) to fix the crushing blade (20) on the crushing block (19).

8. The high-efficiency grass powder production and pulverizing device according to claim 7 is characterized in that: The cutting blade (8) is fixedly mounted at the feed port (6) of the feed box (4) by means of a second adjusting bolt (24), and a second elongated hole (25) is provided at the connection between the cutting blade (8) and the feed box (4), and the second adjusting bolt (24) passes through the second elongated hole (25) to fix the cutting blade (8) on the feed box (4).

9. The high-efficiency grass powder production and pulverizing device according to claim 8, characterized in that: The filter screen (7) has a semicircular structure and is coaxially arranged with the crushing roller shaft (18). Both ends of the filter screen (7) are fixedly mounted on the feed box (4) via second adjusting bolts (24).

10. The high-efficiency grass powder production and pulverizing device according to claim 9, characterized in that: A support rod (26) is provided on both sides of the filter screen (7) in the discharge box (4).

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