Bio-based raw material crushing device with screening structure

Abstract

The utility model discloses a bio-based raw material smashing device with a screening structure, which belongs to the technical field of bio-based raw materials and comprises a support frame and a smashing box mounted at the top of the support frame, a smashing mechanism is arranged in an inner cavity of the smashing box, and a screening mechanism is arranged on the inner side of the bottom of the support frame. The screening mechanism is additionally arranged below the discharge port of the crushing box, and then the crushed bio-based raw materials can be screened through the screening mechanism, so that the bio-based raw materials which are not crushed completely can be removed, the crushing fineness of the bio-based raw materials is enhanced, and the crushing efficiency of the bio-based raw materials is improved. By means of the positioning assemblies arranged at the two ends of the screening frame, workers can conveniently disassemble and assemble the screening frame and the supporting plate, meanwhile, the screening net used in the screening frame can also be disassembled from the frame of the screening frame, and large-particle bio-based raw materials obtained after screening can be conveniently cleaned; and meanwhile, replacement can be conveniently conducted according to the use loss degree of the screening frame.

Description

TECHNICAL FIELD

[0001] The utility model relates to biological base raw material technical field, concretely is a biological base raw material rubbing device with screening structure. BACKGROUND

[0002] Biological base material refers to the material that is made by using renewable biomass (including crops, trees and other plants and animals' contents and their residues) through biological, chemical and physical means.

[0003] According to the powdering device with screening structure disclosed by the announcement number CN218516838U, the powdering device comprises a machine body, a feeding port, a screening assembly, a collecting box, a powdering mechanism and a driving mechanism, the upper middle part of the machine body is provided with the feeding port, the front middle part of the machine body is provided with the screening assembly, the lower part of the screening assembly is provided with the collecting box, the side of the screening assembly is attached with the driving mechanism, the inner upper part of the machine body is provided with the powdering mechanism, and the screening assembly comprises a limiting frame and a filter screen.

[0004] According to the above introduction, the existing biological base raw material lacks a screening step after being crushed, so that the biological base raw material is not uniformly crushed, and large particles still remain in the crushed biological base raw material, reducing the fineness of the crushed biological base raw material. UTILITY MODEL CONTENTS

[0005] The utility model aims at providing a biological base raw material rubbing device with screening structure, which adds a screening mechanism below the discharge port of the rubbing box, then screens the crushed biological base raw material through the screening mechanism, so as to remove the biological base raw material that has not been crushed, and enhances the fineness of the crushed biological base raw material, solving the problems in the above background technology.

[0006] In order to achieve the above object, the utility model provides the following technical scheme: A biological base raw material crushing device with screening structure, including support frame and the crushing box of installation at support frame top, the inner chamber of crushing box is provided with crushing mechanism, the inner side of support frame bottom is provided with screening mechanism, one end of screening mechanism is fixedly connected with the connecting plate of relative symmetry position, the one end of support frame is provided with the drive assembly of cooperation with screening mechanism, the lower end of support frame is provided with the receiving frame of screening mechanism position.

[0007] Preferably, the screening mechanism includes a screening frame and a support plate, the two ends of the screening frame are installed on the support plate through a positioning assembly, the inner wall of the connecting plate is fixed on the support plate at one end, the surface of the support frame is provided with a sliding groove at the corresponding position of the two ends of the support plate, the two ends of the support plate penetrate through the sliding groove and are fixedly connected with a fixed plate, and the side of the fixed plate facing each other is provided with a buffer assembly fixedly connected with the outer wall of the support frame.

[0008] Preferably, the drive assembly includes a stepper motor, the stepper motor is installed on the support frame, the output shaft of the stepper motor is connected with a rotating shaft, one end of the rotating shaft is rotatably connected with the surface wall of the support frame, and the surface of the rotating shaft is fixedly connected with a cam at the symmetrical position.

[0009] Preferably, the positioning assembly includes a positioning block and a positioning column, the bottom of the positioning column is fixed on the support plate, the positioning block is fixed on the screening frame and corresponds to the position of the positioning column, and the positioning block is sleeved on the positioning column.

[0010] Preferably, the screening frame includes a frame and a screen, the two ends of the screen are fixedly connected with buckles, the two ends of the frame are fixedly connected with positioning rods, and the upper end of the buckle is clamped on the positioning rod.

[0011] Preferably, the buffer assembly includes a connecting rod, two ends of the connecting rod are fixedly connected with springs, the other end of the connecting rod is fixed on the outer wall of the support frame, and one end of the spring is fixed on the surface of the fixed plate.

[0012] Preferably, the crushing mechanism includes a servo motor, the servo motor is installed at one end of the crushing box, the inner chamber of the crushing box is rotatably connected with two crushing rollers, one end of one of the crushing rollers is connected with the output shaft of the servo motor, two gears are fixedly connected with the ends of the two crushing rollers away from the servo motor, and the two gears are meshedly connected.

[0013] Compared with the prior art, the utility model has the advantages that:

[0014] 1. This utility model provides a bio-based raw material pulverizing device with a screening structure. By adding a screening mechanism below the discharge port of the pulverizing box, the pulverized bio-based raw material can be screened through the screening mechanism, thereby removing the unpulverized bio-based raw material and enhancing the fineness of the pulverization of bio-based raw material.

[0015] 2. This utility model provides a bio-based raw material crushing device with a screening structure. The positioning components set at both ends of the screen frame make it easy for workers to assemble and disassemble the screening frame and the support plate. At the same time, the screen used inside the screening frame can also be separated from the frame of the screening frame. This not only makes it easy to clean the large particles of bio-based raw materials after screening, but also makes it easy to replace the screening frame according to the wear and tear. Attached Figure Description

[0016] Fig. 1 This is a schematic diagram of the overall structure of this utility model;

[0017] Fig. 2 This is a partial sectional view of the support frame structure of this utility model;

[0018] Fig. 3 This is an exploded view of the structure of the screening frame, positioning component and support plate of this utility model;

[0019] Fig. 4 This is a schematic diagram of the drive assembly, buffer assembly, fixing plate, and support plate of this utility model.

[0020] The following are the labeling elements in the diagram: 1. Support frame; 2. Crushing box; 3. Crushing mechanism; 31. Servo motor; 32. Crushing roller; 33. Gear; 4. Screening mechanism; 41. Screening frame; 411. Frame; 412. Screen; 413. Buckle; 414. Positioning rod; 42. Support plate; 43. Positioning assembly; 431. Positioning block; 432. Positioning column; 44. Slide groove; 45. Fixing plate; 46. Buffer assembly; 461. Connecting rod; 462. Spring; 5. Connecting plate; 6. Drive assembly; 61. Stepper motor; 62. Rotating shaft; 63. Cam; 7. Receiving frame. Detailed Implementation

[0021] The technical solutions of the present utility model will be clearly and completely described below with reference to the accompanying drawings of the embodiments. Obviously, the described embodiments are only some embodiments of the present utility model, and not all embodiments. Based on the embodiments of the present utility model, all other embodiments obtained by those of ordinary skill in the art without creative effort are within the protection scope of the present utility model.

[0022] This utility model provides, for example Figs. 1-4The illustrated biological raw material crushing device with a screening structure comprises a support frame 1 and a crushing box 2 mounted on the top of the support frame 1. The inner cavity of the crushing box 2 is provided with a crushing mechanism 3. The inner side of the bottom of the support frame 1 is provided with a screening mechanism 4. One end of the screening mechanism 4 is fixedly connected with a connecting plate 5 in a symmetrical position. The end of the connecting plate 5 close to the support frame 1 is provided with a driving assembly 6 used in cooperation with the screening mechanism 4. The lower end of the support frame 1 located above the screening mechanism 4 is provided with a material collecting frame 7. The screening mechanism 4 is added below the discharge port of the crushing box 2. The biological raw material after crushing can be screened through the screening mechanism 4, so that the biological raw material that has not been completely crushed can be removed, and the fineness of the biological raw material crushing is enhanced.

[0023] The screening mechanism 4 comprises a screening frame 41 and a support plate 42. The two ends of the screening frame 41 are installed on the support plate 42 through a positioning assembly 43. The inner wall of the connecting plate 5 is fixed on the support plate 42 at one end. The surface of the support frame 1 is provided with a sliding groove 44 at positions corresponding to the two ends of the support plate 42. The two ends of the support plate 42 penetrate the sliding groove 44 and are fixedly connected with a fixed plate 45. The side of the fixed plate 45 facing each other is provided with a buffer assembly 46 fixedly connected with the outer wall of the support frame 1. The support plate 42 can provide support for the screening frame 41. The screening frame 41 is provided with two layers, which can screen the biological raw material more finely. The connecting plate 5 is connected with the support plate 42 at one end, and then the driving assembly 6 provides a force to the connecting plate 5, so that the connecting plate 5 drives the support plate 42 to move in the sliding groove of the support frame 1, and the buffer assembly 46 can provide elastic force to the support plate 42, so that the screening frame 41 can move back and forth to complete the screening of the biological raw material.

[0024] The driving assembly 6 comprises a stepping motor 61 installed on the support frame 1. The output shaft of the stepping motor 61 is connected with a rotating shaft 62. One end of the rotating shaft 62 is rotatably connected with the surface wall of the support frame 1. The surface of the rotating shaft 62 is fixedly connected with a cam 63 in a symmetrical position. One end of the cam 63 is in contact with the outer wall of the connecting plate 5. The driving force provided by the stepping motor 61 drives the rotating shaft 62 to rotate, and then the rotating shaft 62 drives the cam 63 to rotate, and finally the rotation of the cam 63 provides a force to the connecting plate 5, thereby providing a driving force to the screening frame 41.

[0025] The positioning assembly 43 comprises a positioning block 431 and a positioning column 432, the bottom of the positioning column 432 is fixed on the support plate 42, the positioning block 431 is fixed on the screening frame 41 and corresponds to the position of the positioning column 432, the positioning block 431 is sleeved on the positioning column 432, through the cooperation of the positioning block 431 and the positioning column 432, the worker can conveniently disassemble and assemble the screening frame 41 and the support plate 42, the screening frame 41 comprises a frame 411 and a screen 412, the two ends of the screen 412 are fixedly connected with buckles 413, the two ends of the frame 411 are fixedly connected with positioning rods 414, the upper ends of the buckles 413 are clamped on the positioning rods 414, and the screen 412 used inside the screening frame 41 can also be disassembled from the frame 411 of the screening frame 41, so that the large-particle bio-based raw materials after screening can be conveniently cleaned, and the screening frame 41 can be conveniently replaced according to the degree of wear.

[0026] The buffering assembly 46 comprises a connecting rod 461, two ends of the connecting rod 461 are fixedly connected with springs 462, the other end of the connecting rod 461 is fixed on the outer wall of the support frame 1, one end of the spring 462 is fixed on the surface of the fixed plate 45, the connecting rod 461 can provide mounting for the spring 462, and then one end of the spring 462 is fixedly connected between the fixed plate 45 and the support plate 42, so that the support plate 42 can be compressed and stretched during movement, and therefore the screening frame 41 can be provided with elastic buffering.

[0027] The crushing mechanism 3 comprises a servo motor 31, the servo motor 31 is installed at one end of the crushing box 2, the inner cavity of the crushing box 2 is rotatably connected with two crushing rollers 32, one end of one of the two crushing rollers 32 is connected with the output shaft of the servo motor 31, the ends, away from the servo motor 31, of the two crushing rollers 32 are fixedly connected with gear wheels 33 respectively, the two gear wheels 33 are meshedly connected, the servo motor 31 provides driving force, the two gear wheels 33 provide transmission force, so that the servo motor 31 can drive the two crushing rollers 32 to rotate simultaneously, and the bio-based raw materials can be crushed.

[0028] In specific use, first, the bio-based raw materials are added into the crushing box 2, then the driving force is provided through the servo motor 31, the transmission force is provided between the two gears 33, so that the servo motor 31 starts to drive the two crushing rollers 32 to rotate, the bio-based raw materials can be crushed, then the crushed bio-based raw materials fall into the upper screening frame 41 through the discharge port, then the driving force is provided through the stepping motor 61, the rotating shaft 62 is driven to rotate, then the rotating shaft 62 drives the cam 63 to rotate, finally the rotation of the cam 63 can provide the connecting plate 5 with the force, the screening frame 41 is provided with two layers, which can screen the bio-based raw materials more finely, the connecting plate 5 is connected with one end of the supporting plate 42, so that the connecting plate 5 drives the supporting plate 42 to move in the sliding groove on the support frame 1, and through the cooperation of the buffer assembly 46, the supporting plate 42 can be provided with elastic force, so that the screening frame 41 can be driven to move back and forth, the screening work of the bio-based raw materials is completed, so that the bio-based raw materials which are not crushed can be removed, and the fineness of the bio-based raw material crushing is enhanced.

[0029] Although the embodiments of the present application have been shown and described, it should be understood by those skilled in the art that various changes, modifications, substitutions and variations can be made to these embodiments without departing from the principles and spirit of the present application, and the scope of the present application is defined by the appended claims and their equivalents.

Claims

1. A bio-based raw material crushing device with a screening structure, comprising a support frame (1) and a crushing box (2) installed on the top of the support frame (1), characterized in that: The inner cavity of the crushing box (2) is provided with a crushing mechanism (3), the inner side of the bottom of the support frame (1) is provided with a screening mechanism (4), one end of the screening mechanism (4) is fixedly connected with a connecting plate (5) in a relatively symmetrical position, the support frame (1) is provided with a driving assembly (6) used in cooperation with the screening mechanism (4) at one end close to the connecting plate (5), and a material collecting frame (7) is arranged on the support frame (1) at the lower end of the screening mechanism (4).

2. A biobased raw material grinding device having a screening structure according to claim 1, characterized in that: The screening mechanism (4) comprises a screening frame (41) and a supporting plate (42), both ends of the screening frame (41) are installed on the supporting plate (42) through a positioning assembly (43), the inner side wall of the connecting plate (5) is fixed on the supporting plate (42) at one end, the surface of the support frame (1) is provided with a sliding groove (44) at positions corresponding to both ends of the supporting plate (42), both ends of the supporting plate (42) penetrate through the sliding groove (44) and are fixedly connected with a fixed plate (45), and the side of the fixed plate (45) facing each other is provided with a buffer assembly (46) fixedly connected with the outer wall of the support frame (1).

3. A biobased raw material grinding device having a screening structure according to claim 2, characterized in that: The driving assembly (6) comprises a stepping motor (61), the stepping motor (61) is installed on the support frame (1), the output shaft of the stepping motor (61) is connected with a rotating shaft (62), one end of the rotating shaft (62) is rotatably connected with the surface wall of the support frame (1), the surface of the rotating shaft (62) is fixedly connected with a cam (63) in a relatively symmetrical position, and one end of the cam (63) is attached to the outer surface wall of the connecting plate (5).

4. A biobased raw material grinding device having a screening structure according to claim 3, characterized in that: The positioning assembly (43) comprises a positioning block (431) and a positioning column (432), the bottom of the positioning column (432) is fixed on the supporting plate (42), the positioning block (431) is fixed on the screening frame (41) and corresponds to the position of the positioning column (432), and the positioning block (431) is sleeved on the positioning column (432).

5. A bio-based raw material comminution device having a screening arrangement according to claim 4, characterized in that: The screening frame (41) comprises a frame (411) and a screen (412), both ends of the screen (412) are fixedly connected with buckles (413), and both ends of the frame (411) are fixedly connected with positioning rods (414).

6. A bio-based raw material comminution device having a screening arrangement according to claim 5, characterized in that: The buffer assembly (46) comprises a connecting rod (461), both ends of the connecting rod (461) are fixedly connected with springs (462), the other end of the connecting rod (461) is fixed to the outer wall of the support frame (1), and one end of the spring (462) is fixed to the surface of the fixed plate (45).

7. A bio-based raw material grinding device having a screening structure according to claim 1, characterized in that: The crushing mechanism (3) comprises a servo motor (31), the servo motor (31) is installed at one end of the crushing box (2), the inner cavity of the crushing box (2) is rotatably connected with two crushing rollers (32), one end of one of the crushing rollers (32) is connected with the output shaft of the servo motor (31), the ends of the two crushing rollers (32) away from the servo motor (31) are fixedly connected with gears (33), respectively, and the two gears (33) are meshedly connected.

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