CN211707018U

CN211707018U - Novel shredder cutter

Info

Publication number: CN211707018U
Application number: CN202020087474.5U
Authority: CN
Inventors: 陈妙丽
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-01-16
Filing date: 2020-01-16
Publication date: 2020-10-20
Anticipated expiration: 2030-01-16

Abstract

A novel shredder cutter comprises an inner cutter disc, a cutter body and a cutting edge, and is characterized in that the inner cutter disc is an equilateral polygon inner cutter disc, and the edge of the inner cutter disc is fixedly connected with a cutter holder; the center of the inner cutter disc is provided with an equilateral polygon mounting hole for penetration; the edge of the cutter holder is provided with an assembling strip; the assembling strip is provided with a screw hole; the assembly strip is provided with a cutter body in sliding connection; the bottom of the cutter body is provided with an assembling groove for fixed connection; the cutter body is provided with a cutter back and a cutter edge; the knife back is provided with a through hole; the through hole is specifically a stepped hole, and the stepped hole is provided with a stepped surface; a screw passing through hole is formed in the stepped surface; the cutter body is fixedly connected with the inner cutter disc; a cutting surface is arranged on the cutting edge and comprises a cutting plane and a cutting curved surface; compared with the prior art, the utility model discloses a cutter body passes through screw and interior cutter head fixed connection, need not to dismantle the cutter head is whole when changing the cutter, only needs to change the wearing and tearing cutter body, can simplify the efficiency of maintaining the flow and improving the maintenance effectively.

Description

Novel shredder cutter

Technical Field

The utility model relates to a shredder cutter field specifically is a novel shredder cutter.

Background

The shredder is a machine for shredding materials with larger size into fragments with smaller size, and the raw materials shredded by the shredder have the advantages of convenient transportation and easy processing, so the shredder has wide application in the field of recycling plastics and metals. The shredder type on the existing market is more, the cutter type of corresponding configuration is various, but use more cutter formula cutter as an organic whole cutter at present, the ubiquitous maintenance is loaded down with trivial details long and the higher problem of cost consuming time, when common shredder maintains because of cutter wearing and tearing, need dismantle whole blade disc and change the cutter, and when carrying out the shredding operation to the metal of different hardness, can't change the cutter of different hardness fast, go to tear the higher metal of hardness with the cutter that hardness is not enough, can accelerate the wearing and tearing of cutter or reduce work efficiency.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the technical problem that a novel shredder knife is provided can effectively solve the problem of proposing among the above-mentioned background art.

In order to solve the above problems, the utility model adopts the following technical proposal: a novel shredder cutter comprises an inner cutter disc, a cutter body and a cutting edge, and is characterized in that the inner cutter disc is an equilateral polygon inner cutter disc, and the edge of the inner cutter disc is fixedly connected with a cutter holder; the tool apron is triangular; the center of the inner cutter disc is provided with an equilateral polygon mounting hole for penetration; an assembling strip is arranged at the edge of the oblique edge of the tool apron; one end of the assembling strip is intersected with the tool apron; the assembling strip is provided with screw holes which are linearly distributed along the extending direction of the assembling strip; the assembly strip is provided with a cutter body in sliding connection; the bottom of the cutter body is provided with an assembling groove for fixed connection; the assembling groove penetrates through the cutter body in the extending direction; the shape of the inner groove of the assembling groove is matched with that of the assembling strip; the cutter body is provided with a cutter back and a cutter edge; the surface of the knife back is a curved surface; the knife back is provided with a through hole; the through hole penetrates through the cutter body to the assembling groove along the vertical direction; the through holes are matched with the screw holes in distribution position, and the sizes of the through holes are consistent with those of the screw holes; the through hole is specifically a stepped hole, and the stepped hole is provided with a stepped surface; a screw is arranged on the stepped surface and penetrates through the through hole, and the screw is in threaded connection with the screw hole; the cutter body is fixedly connected with the inner cutter disc; a cutting surface is arranged on the cutting edge and comprises a cutting plane and a cutting curved surface; the cutting plane is located above the cutting curved surface and tangent to the cutting curved surface.

As a further preferred scheme of the utility model, equipment strip both sides are the cambered surface side, and the cambered surface side is close to blade holder one end and is the indent arc.

As a further preferable proposal of the utility model, the depth of the assembling groove is 23-27 mm.

As a further preferred aspect of the present invention, the plane of the cutting plane intersects with the bottom surface of the knife body, and the included angle of the intersection of the planes is an acute angle specification describing function.

As a further preferable scheme of the present invention, the axes of the through holes are located on the same vertical plane; the vertical plane is positioned between the two side surfaces of the cutter body and is parallel to the two side surfaces.

As a further preferable scheme of the utility model, a gasket is arranged between the screw and the stepped surface, and the screw passes through the gasket and is in threaded connection with the screw hole; the gasket is a metal flat gasket specification description function.

As a further preferred scheme of the utility model, the screw is hexagonal screw or hexagon socket head cap screw, and the surface of screw is equipped with anti rust coating.

Compared with the prior art, the utility model provides a novel shredder knife possesses following beneficial effect:

this novel shredder cutter is split type shredder cutter, and the cutter body passes through screw and interior cutter head fixed connection, need not to dismantle the cutter head is whole when changing the cutter, can simplify effectively and maintain the flow and improve the efficiency of maintaining, saves operating time, can change the shredding cutter of different hardness to the useless metal of difference moreover, reaches the shredding purpose better.

Drawings

FIG. 1 is a schematic view of a part of a transmission structure of the present invention;

fig. 2 is a side view of the knife body of the present invention;

fig. 3 is a sectional view of the cutter body of the present invention;

FIG. 4 is a plan view of the shredder blade of the present invention;

fig. 5 is a plan view of the inner cutter head of the present invention.

Wherein: 1. the cutter comprises an inner cutter head, 2, a cutter body, 3, a cutting edge, 4, a cutter back, 1-1, an assembly strip, 2-1, an assembly groove, 4-1 and a through hole.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.

The utility model provides a novel shredder cutter, which comprises an inner cutter head 1, a cutter body 2 and a cutting edge 3, and is characterized in that the inner cutter head 1 is an equilateral polygon inner cutter head, and the edge of the inner cutter head 1 is fixedly connected with a cutter holder; the tool apron is triangular; the center of the inner cutter head 1 is provided with an equilateral polygon mounting hole for penetration; an assembly strip 1-1 is arranged at the edge of the oblique edge of the tool apron; one end of the assembling strip 1-1 is intersected with the cutter holder; the assembling strip 1-1 is provided with screw holes which are linearly distributed along the extending direction of the assembling strip 1-1; the assembly strip 1-1 is provided with a cutter body 2 in sliding connection; the bottom of the cutter body 2 is provided with an assembly groove 2-1 which is fixedly connected; the assembling groove 2-1 penetrates through the cutter body 2 in the extending direction; the shape of the inner groove of the assembly groove 2-1 is matched with that of the assembly strip 1-1; the cutter body 2 is provided with a cutter back 4 and a cutter edge 3; the surface of the knife back 4 is a curved surface; the knife back 4 is provided with a through hole 4-1; the through hole 4-1 penetrates through the cutter body 2 to the assembling groove along the vertical direction; the through holes 4-1 are matched with the screw holes in distribution position, and the sizes of the through holes 4-1 are consistent with those of the screw holes; the through hole 4-1 is specifically a stepped hole, and the stepped hole is provided with a stepped surface; a screw is arranged on the stepped surface and penetrates through the through hole 4-1, and the screw is in threaded connection with the screw hole; the cutter body 2 is fixedly connected with the inner cutter head 1; a cutting surface is arranged on the cutting edge 3, and the cutting surface comprises a cutting plane and a cutting curved surface; the cutting plane is located above the cutting curved surface and tangent to the cutting curved surface.

As a further preferred scheme of the utility model, assembly strip 1-1 both sides are the cambered surface side, and the cambered surface side is close to blade holder one end and is the indent arc, guarantees when the equipment that the cutter body 2 can also restrict the motion of cutter body 2 in other directions beyond the assembly precision of blade holder.

As a further preferable scheme of the utility model, the depth of the assembling groove 2-1 is 23-27mm, so that the phenomenon that the cutter body 2 is fixed and loosened due to deformation of the assembling groove in the working process is prevented.

As the utility model discloses a further preferred scheme, cutting plane place plane is crossing with the cutter body bottom surface, and the crossing contained angle in plane is the acute angle, and when shredder knife rotated, the acute angle clamp face can be dragged the raw materials more efficiently.

As a further preferable scheme of the present invention, the axes of the through holes 4-1 are located on the same vertical plane; the vertical plane is positioned between the two side surfaces of the cutter body 2 and is parallel to the two side surfaces, so that the processing and the manufacturing are easier, and the alignment of the through hole and the screw hole is facilitated.

As a further preferable scheme of the utility model, a gasket is arranged between the screw and the stepped surface, and the screw passes through the gasket and is in threaded connection with the screw hole; the gasket is a metal flat gasket, and the gasket can increase the stress area and ensure that the cutter body 2 is more firmly fixed.

As the utility model discloses a further preferred scheme, the screw is hexagonal screw or interior hexagonal screw, and the surface of screw is equipped with anti rust coating, can prolong the life of screw, can prevent simultaneously that the screw from rustting and leading to the dismouting difficulty of cutter body 2.

As a specific embodiment of the present invention:

when the shredder cutter is installed, the using condition of the cutter body 2 is firstly checked, the inner cutter head 1 is cleaned, and residual debris is removed; matching the assembly groove with the assembly strip according to the shape, paying attention to ensure that the cutting edge 3 faces outwards and one end of the back of the cutter faces towards the cutter holder of the inner cutter head 1, then pushing the cutter body 2 to the end along the direction of the assembly groove to ensure that the cutter body is in contact with the cutter head and ensure that the through hole 4-1 and the screw hole are positioned on the same straight line; the gasket is placed on the stepped surface, a screw penetrates through the gasket and the through hole 4-1 along the direction of the through hole and is fixed with the inner cutter head 1 in a threaded manner, the screw is arranged on the through hole 4-1 on the cutter body 2 in a analogized manner and is fixed with the inner cutter head 1 in a threaded manner, and the firmness of connection between the cutter body 2 and the inner cutter head 1 can be ensured. If the cutter of the shredder is seriously worn and maintained and replaced, only the screw of the worn cutter body 2 needs to be detached pertinently, and then the cutter body 2 slides out along the direction of the assembling groove, namely the worn cutter body 2 can be detached. When the shredder cutter shreds the raw materials, the shredder rotates, the cutting plane on the cutting edge 3 forms an included angle with the bottom surface of the cutter body, the included angle can play the role of a hook claw to pull the raw materials to the cutting edge 3, and then the raw materials are shredded through the cutting plane and the cutting curved surface.

The above embodiments are only used to illustrate the technical solution of the present invention, and not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the embodiments of the present invention.

Claims

1. A novel shredder cutter comprises an inner cutter (1), a cutter body (2) and a cutting edge (3), and is characterized in that the inner cutter (1) is an equilateral polygon inner cutter, and the edge of the inner cutter (1) is fixedly connected with a cutter holder; the tool apron is triangular; the center of the inner cutter head (1) is provided with an equilateral polygon mounting hole for penetration; the edge of the bevel edge of the tool apron is provided with an assembling strip (1; 1); one end of the assembling strip (1-1) is intersected with the cutter holder; the assembling strip (1-1) is provided with screw holes which are distributed linearly along the extending direction of the assembling strip (1-1); the assembly strip (1-1) is provided with a cutter body (2) in sliding connection; the bottom of the cutter body (2) is provided with an assembling groove (2-1) which is fixedly connected; the assembly groove (2-1) penetrates through the cutter body (2) in the extending direction; the shape of an inner groove of the assembly groove (2-1) is matched with that of the assembly strip (1-1); the cutter body (2) is provided with a cutter back (4) and a cutting edge (3); the surface of the knife back (4) is a curved surface; the knife back (4) is provided with a through hole (4-1); the through hole (4-1) penetrates through the cutter body (2) to the assembling groove along the vertical direction; the through holes (4-1) are matched with the screw holes in distribution positions, and the sizes of the through holes (4-1) and the screw holes are the same; the through hole (4-1) is specifically a stepped hole, and the stepped hole is provided with a stepped surface; a screw is arranged on the stepped surface and penetrates through the through hole (4-1), and the screw is in threaded connection with the screw hole; the cutter body (2) is fixedly connected with the inner cutter disc (1); a cutting surface is arranged on the cutting edge (3), and the cutting surface comprises a cutting plane and a cutting curved surface; the cutting plane is located above the cutting curved surface and tangent to the cutting curved surface.

2. A new shredder blade according to claim 1, characterised in that the assembling strip (1-1) is provided with two sides having a cambered surface and the end of the cambered surface adjacent to the blade holder is concave cambered.

3. A new shredder knife according to claim 1 or 2, characterised in that the depth of the assembly slot (2-1) is 23-27 mm.

4. A novel shredder blade according to claim 1 in which the cutting plane is in a plane which intersects the bottom surface of the body and the angle of intersection of the planes is acute.

5. A new shredder blade according to claim 1, characterised in that the axes of said through holes (4-1) are located on the same vertical plane; the vertical plane is positioned between the two side surfaces of the cutter body (2) and is parallel to the two side surfaces.

6. The novel shredder knife according to claim 1, wherein a gasket is arranged between the screw and the stepped surface, and the screw passes through the gasket and is in threaded connection with the screw hole; the gasket is a metal flat gasket.

7. A novel shredder blade according to claim 1 or 6, in which the screws are hexagonal or socket head cap screws and the surface of the screws is provided with a rust-inhibiting coating.