CN220422522U - Pre-cutting device of pulverizer - Google Patents
Pre-cutting device of pulverizer Download PDFInfo
- Publication number
- CN220422522U CN220422522U CN202322125748.1U CN202322125748U CN220422522U CN 220422522 U CN220422522 U CN 220422522U CN 202322125748 U CN202322125748 U CN 202322125748U CN 220422522 U CN220422522 U CN 220422522U
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- China
- Prior art keywords
- platform
- frame
- cutting
- straw
- cavity
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- 238000005520 cutting process Methods 0.000 title claims abstract description 46
- 239000010902 straw Substances 0.000 claims abstract description 27
- 230000006835 compression Effects 0.000 claims abstract description 14
- 238000007906 compression Methods 0.000 claims abstract description 14
- 238000009825 accumulation Methods 0.000 abstract description 5
- 230000008901 benefit Effects 0.000 abstract description 3
- 230000001788 irregular Effects 0.000 abstract description 2
- 238000012423 maintenance Methods 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 3
- 239000002028 Biomass Substances 0.000 description 2
- 239000008188 pellet Substances 0.000 description 2
- 238000004891 communication Methods 0.000 description 1
- 238000005056 compaction Methods 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
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- Crushing And Pulverization Processes (AREA)
Abstract
The utility model discloses a pre-cutting device of a pulverizer, which comprises a platform and a frame arranged at the upper end of the platform, wherein the left end and the right end of the frame are respectively provided with a feed inlet and a discharge outlet, a conveyor belt device is arranged in the platform, the upper end surface of the platform is fixedly provided with a compression roller device for compacting straws, the inside of the frame and above the discharge outlet are provided with cutting devices, the compression roller device comprises two elastic cavity components fixedly arranged at the upper end surface of the platform, the two elastic cavity components are distributed at the two sides of the conveyor belt device, and compression rollers are rotatably connected between the upper ends of the two elastic cavity components, and compared with the prior art, the utility model has the advantages that: the cutting accumulation phenomenon is reduced, the design of the elastic cavity assembly can adapt to the irregular shape of the straw, the straw is compacted and leveled by the restoring force of the spring and the dead weight of the compression roller, the possibility that the straw is accumulated in the cutting device is reduced, and the smooth operation of the cutting process is ensured.
Description
Technical Field
The utility model relates to the technical field of air dust removal devices, in particular to a pre-cutting device of a pulverizer.
Background
In biomass pellet production, straw is a common raw material that needs to be pre-cut to a suitable size before being crushed for better use in subsequent pellet production. However, due to the complicated shape and slender characteristics of the straw, the traditional cutting method is low in efficiency, and the problems of unsmooth cutting, accumulation, blade clamping and the like are easily caused. Thus, there is a need for a more efficient, stable pre-cutting device to provide better straw handling capability.
Disclosure of Invention
The utility model aims to provide a pre-cutting device of a pulverizer, which solves the problems of unsmooth cutting, accumulation, blade clamping and the like caused by complex forms of straws by using specific structures and components.
In order to solve the technical problems, the technical scheme of the utility model is as follows: the utility model provides a grinder pre-cutting device, includes the platform and locates the frame of platform upper end, both ends are equipped with feed inlet and discharge gate respectively about the frame, the inside conveyer belt device that is equipped with of platform, the fixed compression roller device that is used for compaction straw that is equipped with of platform up end, the frame inboard just is located the discharge gate top and is equipped with cutting device, compression roller device is including two elasticity cavity subassemblies of locating the platform up end fixedly, and two elasticity cavity subassemblies distribute in the both sides of conveyer belt device, and rotate between two elasticity cavity subassembly upper ends and connect and be equipped with the compression roller.
Further, the elastic cavity assembly comprises a cavity fixedly arranged on the upper end face of the platform, a guide rod is inserted and connected in the cavity, a spring is sleeved at one end of the guide rod extending into the cavity, a limiting plate is fixedly arranged at the lower end of the guide rod, and the press roller is rotationally arranged at the upper end of the guide rod extending out of the cavity.
Further, the cutting device comprises a blade which is arranged on the inner side of the frame in a sliding manner, and further comprises a motor which is fixedly arranged on the outer side of the frame, wherein a disc is fixedly arranged at one end of a driving shaft of the motor, which extends into the frame, an eccentric shaft is fixedly arranged on the disc, a connecting rod is rotatably arranged on the eccentric shaft, the other end of the connecting rod is hinged to the upper end of the blade, and the motor rotates to drive the blade to reciprocate up and down so as to cut straws.
Further, the inner side surface of the frame is fixedly provided with a linear guide rail, and the side surface of the blade is fixedly provided with a sliding block which slides in a matched manner with the linear guide rail.
Further, a cutting table is arranged on the upper end face of the platform and located right below the blade.
Compared with the prior art, the utility model has the advantages that:
1) The cutting efficiency is improved: by adopting the combination of the conveyor belt device and the cutting device, the continuous conveying and the rapid cutting of the straws can be realized, and the cutting efficiency is improved.
2) And the cutting accumulation phenomenon is reduced: the design of the elastic cavity assembly can adapt to the irregular shape of the straw, the straw is compacted and leveled by the restoring force of the spring and the dead weight of the compression roller, the possibility that the straw is piled up in the cutting device is reduced, and the smooth operation of the cutting process is ensured.
3) Preventing blade jamming: through with blade and linear guide and slider assorted, ensure the steady motion of blade, reduced the risk that the blade blocked, improved the stability of cutting.
4) Simplified operation and maintenance: the device has simple design and convenient operation, and the up-and-down reciprocating motion of the blade is driven by the motor, thereby reducing the labor intensity of operators and reducing the maintenance and maintenance requirements.
In summary, the pre-cutting device of the pulverizer disclosed by the utility model improves the cutting efficiency by solving the problems of accumulation, clamping and the like in the straw cutting process, ensures the cutting stability and has important practical value and economic benefit for biomass particle production.
Drawings
Fig. 1 is a schematic view showing a front view of a pre-cutting apparatus of a pulverizer of the present utility model.
Fig. 2 is a left-hand structural schematic view of the pre-cutting device of the pulverizer of the present utility model.
Fig. 3 is a schematic left-hand view of a roll apparatus of a pre-cutting apparatus of a pulverizer of the present utility model.
As shown in the figure: 1. a platform; 2. a frame; 3. a feed inlet; 4. a discharge port; 5. a conveyor belt device; 6. a press roller; 7. a cavity; 8. a guide rod; 9. a spring; 10. a limiting plate; 11. a blade; 12. a motor; 13. a disc; 14. an eccentric shaft; 15. a connecting rod; 16. a linear guide rail; 17. a slide block; 18. a cutting table; 19. a conveyor belt device.
Detailed Description
In the description of the present utility model, it should be understood that the terms "upper", "lower", "front", "rear", "left", "right", "inner", "outer", "center", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are merely for convenience in describing the present utility model and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation configuration and operation, and thus are not to be construed as limiting the present utility model.
In the description of the present utility model, it should also be noted that, unless explicitly stated or limited otherwise, the terms "provided with," "mounted to," "connected to," and the like are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected, mechanically connected, electrically connected, directly connected, indirectly connected through an intermediary, or in communication between two elements. The specific meaning of the above terms in the present utility model can be understood by those of ordinary skill in the art according to the specific circumstances.
The present utility model will be described in further detail with reference to the accompanying drawings.
The utility model provides a combine 1 to 3 of attached hereto, rubbing crusher pre-cutting device, includes platform 1 and locates the frame 2 of platform upper end, both ends are equipped with feed inlet 3 and discharge gate 4 respectively about frame 2, the inside conveyer belt device 19 that is equipped with of platform 1, the fixed compression roller device that is used for compacting straw that is equipped with of platform 1 up end, frame 2 inboard just is located the discharge gate 4 top and is equipped with cutting device, compression roller device is including two elasticity cavity subassemblies 5 of fixed locating platform 1 up end, and two elasticity cavity subassemblies 5 distribute in the both sides of conveyer belt device 19, and rotate between two elasticity cavity subassemblies 5 upper ends and be connected with compression roller 6, the fixed linear guide 16 that is equipped with of frame 2 medial surface, the fixed slider 17 that matches the slip with linear guide 16 that is equipped with of blade 11 side, the 1 up end just is equipped with cutting table 18 below being located blade 11.
The elastic cavity assembly 5 comprises a cavity 7 fixedly arranged on the upper end face of the platform 1, a guide rod 8 is inserted and connected in the cavity 7, a spring 9 is sleeved at one end of the guide rod 8 extending into the cavity 7, a limiting plate 10 is fixedly arranged at the lower end of the guide rod 8, and the press roll 6 is rotationally arranged at the upper end of the guide rod 8 extending out of the cavity 7.
The cutting device comprises a blade 11 which is arranged on the inner side of the frame 2 in a sliding manner, and further comprises a motor 12 which is fixedly arranged on the outer side of the frame 2, wherein a disc 13 is fixedly arranged at one end of a driving shaft of the motor 12 extending into the frame 2, an eccentric shaft 14 is fixedly arranged on the disc 13, a connecting rod 15 is rotatably arranged on the eccentric shaft 14, the other end of the connecting rod 15 is hinged to the upper end of the blade 11, and the blade 11 is driven to reciprocate up and down through rotation of the motor to cut straws.
Specific embodiments of the utility model: before the straw cutting machine is used, an external power supply is connected, straw enters the frame 2 from the feed inlet 3, the straw moves to the inner side of the frame 2 under the drive of the conveyor belt device 19, the conveyor belt device 19 is self-powered, and the whole structure is the prior art, so that the straw is not described in detail in the scheme, firstly passes through the press roller device under the drive of the conveyor belt device 19, is compacted and leveled under the action of the press roller 6 and the spring 9, then enters the cutting part, the motor 12 is started to drive the disc 13 to rotate, so that the blade 11 is driven to reciprocate up and down to cut the straw passing through the lower part of the blade under the action of the connecting rod 15, the cut straw is discharged from the discharge outlet 4, and the straw is crushed in the next step.
The utility model and its embodiments have been described above with no limitation, and the actual construction is not limited to the embodiments of the utility model as shown in the drawings. In summary, if one of ordinary skill in the art is informed by this disclosure, a structural manner and an embodiment similar to the technical solution should not be creatively devised without departing from the gist of the present utility model.
Claims (3)
1. The utility model provides a grinder pre-cutting device, includes platform (1) and locates frame (2) of platform upper end, both ends are equipped with feed inlet (3) and discharge gate (4) respectively about frame (2), its characterized in that: the utility model discloses a straw cutting machine, including frame (2), frame (1), platform (1) inside is equipped with conveyer belt device (19), the fixed compression roller device that is used for compacting the straw that is equipped with of platform (1) up end, frame (2) inboard just is located discharge gate (4) top and is equipped with cutting device, compression roller device is including two elastic cavity components (5) of locating platform (1) up end fixedly, two elastic cavity components (5) distribute in conveyer belt device (19) both sides, and rotate between two elastic cavity components (5) upper ends and be connected and be equipped with compression roller (6), cutting device is including sliding blade (11) of locating frame (2) inboard, still including fixed motor (12) of locating frame (2) outside, the drive shaft of motor (12) stretches into frame (2) inside one end fixed disc (13), is equipped with eccentric shaft (14) on disc (13), rotates on eccentric shaft (14) and is equipped with connecting rod (15), the other end of connecting rod (15) articulates locates blade (11) upper end, drives blade (11) through motor rotation and reciprocates from top to bottom, cuts straw medial surface fixed guide rail (16), straight line slider (16) are equipped with straight line slider (17).
2. The shredder pre-cutting apparatus of claim 1, wherein: the elastic cavity assembly (5) comprises a cavity (7) fixedly arranged on the upper end face of the platform (1), a guide rod (8) is inserted and connected inside the cavity (7), a spring (9) is sleeved at one end of the guide rod (8) extending into the cavity (7), a limiting plate (10) is fixedly arranged at the lower end of the guide rod (8), and the press roll (6) is rotationally arranged at the upper end of the guide rod (8) extending out of the cavity (7).
3. The shredder pre-cutting apparatus of claim 1, wherein: the upper end face of the platform (1) is provided with a cutting table (18) which is positioned right below the blade (11).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322125748.1U CN220422522U (en) | 2023-08-09 | 2023-08-09 | Pre-cutting device of pulverizer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322125748.1U CN220422522U (en) | 2023-08-09 | 2023-08-09 | Pre-cutting device of pulverizer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220422522U true CN220422522U (en) | 2024-02-02 |
Family
ID=89698417
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322125748.1U Active CN220422522U (en) | 2023-08-09 | 2023-08-09 | Pre-cutting device of pulverizer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220422522U (en) |
-
2023
- 2023-08-09 CN CN202322125748.1U patent/CN220422522U/en active Active
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| Date | Code | Title | Description |
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| GR01 | Patent grant | ||
| GR01 | Patent grant |