CN217989537U

CN217989537U - Crushing device

Info

Publication number: CN217989537U
Application number: CN202222210708.2U
Authority: CN
Inventors: 金文华; 苏靖华; 马文昱; 李红
Original assignee: Jiangsu Golden Hi Tech Digital Co ltd
Current assignee: Jiangsu Golden Hi Tech Digital Co ltd
Priority date: 2022-08-19
Filing date: 2022-08-19
Publication date: 2022-12-09
Anticipated expiration: 2032-08-19

Abstract

The utility model discloses a crushing device, which comprises a frame, a crushing cutter component, a bearing groove and a spiral cutter; the crushing cutter component is arranged on the frame and is suitable for being driven to crush the object to be crushed into primary chips; the bearing groove is arranged on the frame and is used for bearing the primary scraps crushed by the crushing cutter assembly and the secondary scraps crushed by the spiral cutter; the spiral cutter is rotatably arranged on the frame and at least partially positioned in the bearing groove, and the spiral cutter is suitable for being driven to rotate so as to crush the primary scraps and/or the secondary scraps; and the wall of the bearing groove is provided with filter holes, and the filter holes are suitable for filtering primary debris and/or secondary debris smaller than the size of the filter holes out of the bearing groove. The crushing device can crush crushed materials well, so that the crushed fragments of the crushed materials can reach corresponding crushing degree.

Description

Crushing device

Technical Field

The utility model relates to a smash the field, especially relate to a reducing mechanism.

Background

At present, the shredding knife component of the shredder in the prior art generally comprises two shredding knife assemblies, and the knife assemblies of the two shredding knife assemblies are driven to rotate oppositely, so as to shred paper, for example, chinese patent No. CN209866247U discloses a shredding knife assembly and a shredding device, but the shredding device with this structure has the following defects: the tail of each piece of paper can generate a small section of continuous strip-shaped paper scrap when the tail of each piece of paper is not cut under the action of tension in the smashing cutter assembly, smashing is not complete enough, and the paper shredding can not meet the requirements on occasions with high security requirements.

Disclosure of Invention

The utility model aims to solve the technical problem that overcome prior art's defect, provide a reducing mechanism, it can smash crushing thing well for the piece after smashing crushing thing can reach corresponding crushing degree.

In order to solve the technical problem, the technical scheme of the utility model is that: a crushing device comprises a frame, a crushing cutter component, a bearing groove and a spiral cutter; wherein the content of the first and second substances,

the crushing cutter component is arranged on the frame and is suitable for being driven to crush the object to be crushed into primary chips;

the bearing groove is arranged on the frame and is used for bearing the primary scraps crushed by the crushing cutter assembly and the secondary scraps crushed by the spiral cutter;

the spiral cutter is rotatably arranged on the frame and at least partially positioned in the bearing groove, and the spiral cutter is suitable for being driven to rotate so as to crush the primary scraps and/or the secondary scraps;

and the wall of the bearing groove is provided with filter holes, and the filter holes are suitable for filtering primary debris and/or secondary debris smaller than the size of the filter holes out of the bearing groove.

Further, a concrete structure of smashing sword part is provided, smashing sword part includes two crushing cutter unit spares, forms the shredded paper passageway between two crushing cutter unit spares, and crushing cutter unit spares includes:

a cutter shaft rotatably mounted on the frame;

and the blade group is axially arranged on the cutter shaft.

Furthermore, the outer wall of the spiral knife is provided with at least one spiral knife edge which extends spirally along the axial direction of the spiral knife.

Furthermore, the bearing groove is enclosed by a groove wall with an opening at the upper end, and the opening is used for bearing the primary crumbs crushed by the crushing cutter component.

Further, the bearing groove comprises a winding belt area at the periphery of the spiral knife, and the spiral knife is suitable for cutting and crushing the primary scraps and the secondary scraps in the winding belt area repeatedly.

Further, the bearing groove is provided with filter holes on at least part of the groove wall of the winding belt area.

Furthermore, the bearing groove comprises a left groove wall, a bottom groove wall and a right groove wall which are positioned in the winding area and connected, and filter holes are formed in the left groove wall and/or the bottom groove wall and/or the right groove wall.

Furthermore, the bearing groove also comprises a mesh screen area which is far away from the spiral knife and communicated with the winding area, and at least part of the wall of the bearing groove in the mesh screen area is provided with a filter hole.

Further, the cell walls include a left cell wall, a bottom cell wall and a right cell wall connected, and the left cell wall and/or the bottom cell wall and/or the right cell wall are provided with filter holes in portions located in the mesh screen area.

Further, the shredder apparatus includes a guide assembly that guides the primary and/or secondary debris in the area of the screen toward the take-up area.

After the technical scheme is adopted, the utility model discloses in, will treat kibbling crushing thing through crushing cutter unit and smash the back, the first bits of broken glass after smashing falls spiral sword or bearing groove, does not have the first piece and/or the repeated smashing of inferior piece that filter off the filtration pore in to the bearing groove through the rotation of spiral sword and until passing through the filtration pore, the piece after passing through the filtration pore is exactly the piece that meets the requirements.

Drawings

Fig. 1 is a first perspective view of the crushing device of the present invention;

FIG. 2 is a second perspective view of the crushing apparatus of the present invention;

fig. 3 is a perspective view of the spiral knife of the present invention;

FIG. 4 is a schematic structural view of a crushing apparatus according to the first embodiment;

FIG. 5 is a perspective view of a load-bearing slot according to a first embodiment;

fig. 6 is a schematic structural view of a crushing apparatus according to a second embodiment.

Detailed Description

In order that the present invention may be more readily and clearly understood, the following detailed description of the present invention is provided in connection with the accompanying drawings.

Example one

As shown in fig. 1~5, a crushing apparatus includes a frame 1, a crushing blade member, a carrying tank 2 and a spiral blade 3; wherein the content of the first and second substances,

the crushing cutter component is arranged on the frame 1 and is suitable for being driven to crush the object to be crushed into primary chips;

the bearing groove 2 is arranged on the frame 1 and is used for bearing the primary scraps crushed by the crushing cutter component and the secondary scraps crushed by the spiral cutter 3;

the spiral knife 3 is rotatably arranged on the frame 1 and at least partially positioned in the bearing groove 2, and the spiral knife 3 is suitable for being driven to rotate so as to crush the primary scraps and the secondary scraps;

the walls of the support channel 2 are provided with filter openings 21, which filter openings 21 are adapted to filter primary and/or secondary debris smaller than the size of the filter openings 21 out of the support channel 2.

In this embodiment, as shown in fig. 1 and 2, the shredding knife assembly may be configured to include two shredding knife assemblies 4, a paper shredding passage 40 is formed between the two shredding knife assemblies 4, and the shredding knife assemblies 4 include:

a cutter shaft 41 rotatably mounted on the frame 1;

a blade set 42 axially mounted on the knife shaft 41.

The crushing blade unit may also be a crushing blade unit of the prior art, such as the crushing apparatus disclosed in chinese patent No. CN 209866247U.

In the present embodiment, as shown in fig. 3, the outer wall of the spiral knife 3 is provided with a spiral blade 31 extending spirally along the axial direction of the spiral knife 3; the number of the screw blades 31 may be plural, and is not particularly limited.

Specifically, in this embodiment, as shown in fig. 4 and 5, the bearing groove 2 may specifically have the following structure: the bearing groove 2 is surrounded by a groove wall with an opening 22 at the upper end, and the opening 22 is used for bearing the initial crumbs after the smashing cutter parts smash.

The trough 2 includes a web region 10 at the periphery of the helical blade 3, the helical blade 3 being adapted to repeatedly chop and comminute bands of primary and secondary detritus in the web region 10.

The carrier groove 2 is provided with sieve openings 21 in at least part of the groove wall in the winding belt region 10.

As shown in fig. 5, the carrier groove 2 includes a left groove wall 2a, a bottom groove wall 2b and a right groove wall 2c which are located in the tape winding region 10 and connected, and the left groove wall 2a, the bottom groove wall 2b and the right groove wall 2c are all provided with filter holes 21. The filter holes 21 may be uniformly distributed, or may be partially arranged.

In this embodiment, as shown in fig. 1 and 2, the two crushing blade assemblies 4 and the spiral blade 3 can be driven by a driving device, and the driving device can be configured as follows: the driving device comprises a motor 61, a primary transmission pair, a secondary transmission pair and a tertiary transmission pair, the motor 61 is in transmission connection with the spiral knife 3 through the primary transmission pair, the spiral knife 3 is in transmission connection with the knife shaft 41 of one crushing knife assembly 4 through the secondary transmission pair, and two knife shafts corresponding to the two crushing knife assemblies 4 are in transmission connection through the tertiary transmission pair; the primary transmission pair can comprise a driving gear 62, a toothed belt 63 and a driven gear 64, the driving gear 62 is connected with an output shaft of the motor 61, the driving gear 62 is connected with the driven gear 64 through the toothed belt 63, and the driven gear 64 is connected with the spiral knife 3; the secondary transmission pair can comprise a first transmission gear 65, a second transmission gear 66, a third transmission gear 67 and a fourth transmission gear 68, the first transmission gear 65 is coaxially connected with the spiral knife 3, the second transmission gear 65 and the third transmission gear 67 are coaxially and rotatably connected on the rack 1, the first transmission gear 65 is meshed with the second transmission gear 66, the third transmission gear 67 is meshed with the fourth transmission gear 68, the fourth transmission gear 68 is coaxially connected with one of the knife shafts, the tertiary transmission pair comprises two meshed knife shaft gears, and the knife shaft gears are coaxially connected with the corresponding knife shafts 41. The motor 61 acts to drive the spiral knife 3 to rotate through the primary transmission pair, the spiral knife 3 rotates to drive one of the knife shafts to rotate through the secondary transmission pair, and the two knife shafts reversely rotate under the drive of the tertiary transmission pair.

In this embodiment, after the object to be crushed is crushed by the crushing cutter assembly 4, the crushed primary scraps fall onto the spiral cutter 3 or into the bearing groove 2, the primary scraps and/or secondary scraps which do not filter the filter holes 21 in the bearing groove 2 are repeatedly crushed by the rotation of the spiral cutter 3 until the primary scraps and/or secondary scraps pass through the filter holes 21, and the scraps which pass through the filter holes 21 are the scraps meeting the requirements.

In this embodiment, the helical cutter can repeatedly cut the outer wall surface of the helical cutter 3 in an area of 0 to 50mm.

Example two

The structure of this embodiment is substantially the same as that of the first embodiment, except that: as shown in fig. 6, the structure of the carrier groove 2 is different, the carrier groove includes not only the coiled strip region 10 located at the periphery of the spiral knife 3, but also a mesh screen region 20 away from the spiral knife 3 and communicated with the coiled strip region 10, and the carrier groove 2 is provided with a filter hole 21 on at least part of the groove wall located in the mesh screen region 20; in addition, the carrier groove 2 in the second embodiment may not have the filter holes 21 on the groove wall of the winding belt region 10 or may have the filter holes 21 on at least a part of the groove wall.

In this embodiment, as shown in fig. 6, the cell walls include a left cell wall 20a, a bottom cell wall 20b and a right cell wall 20c connected together, the left cell wall 20a and the right cell wall 20c are not provided with filter holes at the parts located on the web area 10, and the left cell wall 20a, the bottom cell wall 20b and the right cell wall 20c are provided with filter holes 21 at the parts located on the mesh area 20.

Of course, the comminution apparatus of this embodiment may also include a guide assembly for directing primary and/or secondary debris located in mesh region 20 towards web region 10; the directing means may be an air-blowing or brushing or agitating device by which primary and/or secondary debris located in the mesh area 20 may be blown or brushed or rolled towards the web area 10.

The above-mentioned embodiments further explain in detail the technical problems, technical solutions and advantages solved by the present invention, and it should be understood that the above-mentioned embodiments are only specific embodiments of the present invention, and are not intended to limit the present invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. A crushing device is characterized by comprising a frame (1), a crushing cutter component, a bearing groove (2) and a spiral cutter (3); wherein the content of the first and second substances,

the crushing cutter component is arranged on the frame (1) and is suitable for being driven to crush the object to be crushed into primary chips;

the bearing groove (2) is arranged on the frame (1) and is used for bearing the primary scraps crushed by the crushing cutter component and the secondary scraps crushed by the spiral cutter (3);

the spiral knife (3) is rotatably arranged on the frame (1) and at least partially positioned in the bearing groove (2), and the spiral knife (3) is suitable for being driven to rotate to crush the primary scraps and/or the secondary scraps;

be equipped with filtration pore (21) on the cell wall of bearing weight of groove (2), filtration pore (21) are suitable for and are less than primary piece and/or the secondary piece filter of filtration pore (21) size outside bearing weight of groove (2).

2. The comminution device of claim 1,

smash the sword part and include two crushing knife tackle spares (4), form shredded paper passageway (40) between two crushing knife tackle spares (4), crushing knife tackle spare (4) include:

a cutter shaft (41) rotatably mounted on the frame (1);

a blade group (42) axially mounted on the knife shaft (41).

3. The comminution device of claim 1,

the outer wall of the spiral knife (3) is provided with at least one spiral knife edge (31) which extends spirally along the axial direction of the spiral knife (3).

4. The comminution device of claim 1,

the bearing groove (2) is enclosed by a groove wall with an opening (22) at the upper end, and the opening (22) is used for bearing the initial scraps crushed by the crushing cutter component.

5. The comminution device of claim 1,

the bearing groove (2) comprises a coiled belt area (10) located on the periphery of the spiral cutter (3), and the spiral cutter (3) is suitable for cutting and crushing primary scraps and secondary scraps in the coiled belt area (10) repeatedly.

6. The comminution device of claim 5,

the bearing groove (2) is provided with filter holes (21) on at least part of the groove wall of the winding belt area (10).

7. The comminution device of claim 6,

the bearing groove (2) comprises a left groove wall (2 a), a bottom groove wall (2 b) and a right groove wall (2 c) which are positioned in the winding belt area (10) and connected with each other, and filter holes (21) are formed in the left groove wall (2 a) and/or the bottom groove wall (2 b) and/or the right groove wall (2 c).

8. The comminution device of claim 5,

the bearing groove (2) further comprises a mesh screen area (20) which is far away from the spiral knife (3) and communicated with the winding area (10), and at least part of the wall of the mesh screen area (20) of the bearing groove (2) is provided with a filter hole (21).

9. The comminution device of claim 8,

the cell walls comprise connected left (20 a), bottom (20 b) and right (20 c) cell walls, the left (20 a) and/or bottom (20 b) and/or right (20 c) cell walls being provided with filter holes (21) in the part of the mesh screen area (20).

10. The comminution device of claim 8,

the device also comprises a guide assembly for guiding the primary debris and/or the secondary debris positioned in the mesh screen area (20) to the belt winding area (10).