KR101296136B1 - Rotor assembly for crushing the recyclablewaste - Google Patents

Abstract

PURPOSE: Rotor assembly for pulverizing recyclable waste is provided to facilitate economic maintenance by changing the use position of a knife and easily replacing the knife and securely fix knife in a bonding groove. CONSTITUTION: Rotor assembly for pulverizing recyclable waste comprises the combination of a wedge (10), a knife (20), a knife holder (30), a spacer (40) and a rotor shaft (50). The wedge in which an inclined side has a constant tilt angle is a right triangle shape. In the knife, an alignment protrusion is formed by partly protruding a middle part of a constant height to a side and blades are respectively formed into trapezoidal shape in order to be symmetric each other based on the alignment protrusion in an upper part and a lower part. In the knife holder, an outer circumference surface is an angular type more than a square, and a bonding groove (31) is formed to a rotational direction in order to be opened upwardly and laterally with a regular length and depth. And a reinforcement part is formed by protruding an upper side of a section in which an alignment groove of the bonding groove is formed to be opened upwardly with a regular height.

Description

Rotor assembly for crushing the recyclablewaste

The present invention relates to a rotor assembly for pulverizing recycled waste, and more particularly, to a plate thickness of a certain thickness to facilitate the replacement of the knife while more firmly coupled to the plurality of knives along the main surface by the wedge coupling A rotor assembly for pulverizing recycled waste, which allows the knife holder, which is a rotating body of the top, to have a plurality of spline-coupled staggered angles of knife formation, thereby greatly improving the economics of manufacturing and maintenance.

Generally, synthetic plastic materials such as waste plastic, waste rubber and styrofoam cause serious environmental pollution such as soil pollution by landfill and air pollution by incineration. Together, it is highly recommended at the environmental level.

Along with these waste synthetic resin materials, wood and other various solid wastes need to be crushed to a certain size or less in terms of recycling of resources.

Recycling wastes are cut to a certain size using a grinder, and the cut wastes are sorted by size through a sorting machine.

The rotor is configured to substantially crush the waste in the grinder. The rotor is generally formed in a rod shape having a constant diameter and length, and the knife has a predetermined shape on the outer circumferential surface of the rotor.

The rotor of the grinder is the most important component, and in most rotors, the knife is currently designed to form a knife coupling structure by plane-cutting or notching a circular circular outer circumferential surface at an angle.

There is a patent registration No. 1212545 (2012.12.10) as a prior art, the rotor in the existing patent is a circular rod-shaped portion of the majority of the knives are damaged or broken, there is a partial replacement is not easy. In some cases, a configuration of forming a rotor by overlapping a plurality of plates that are formed in a certain thickness and allowing a plurality of knives to be integrally formed on the outer circumferential surface has been proposed. Since the rotating plate itself needs to be replaced, there is a problem in that the cost of maintenance becomes excessive.

Patent Document Patent Registration No. 1212545 (2012.12.10)

Accordingly, the present invention is to solve the above problems, the present invention provides a rotor assembly for crushing the recycling waste to facilitate the replacement of the knife while the knife is more firmly fixed by the wedging along the outer peripheral surface cross-section There is a main purpose.

In addition, the present invention is to support the rear surface corresponding to the height of the half of the knife protruding to the top of the knife holder by the knife holder body while the upper end of the knife to be made flat to further extend the service life of the knife Another object is to provide a rotor assembly for crushing recycling waste material.

In particular, it is another object of the present invention to provide a rotor assembly for pulverizing recycled waste which can be connected by a rotational shaft and spline coupling to enable accurate and stable driving force transmission.

Rotor assembly for pulverizing the recycling waste of the present invention for achieving the above object, the wedge has a right triangle shape of the hypotenuse at one side to form a predetermined inclination angle; A knife having a predetermined height so as to partially protrude to one side to form a projection, and a blade having a trapezoidal shape symmetrically with respect to each other on the upper and lower sides with respect to the projection; The outer circumferential surface is made of a square or more square, and form a coupling groove so as to open laterally and upward at a predetermined length and depth from the corner of each outer peripheral surface to the rotational direction, and the upper end of the cross section side on which the engaging groove of the coupling groove is formed protrudes upward at a predetermined height. To form a reinforcement portion, the engaging groove of the coupling groove is to be coupled to the mating projection of the knife so as to prevent the upward departure prevented from close to each other, and the opposite side of the mating groove is to be placed in close contact with the bottom and one side of the wedge Knife holders; The knife is inserted vertically between the wedge and the knife in the coupling groove of the knife holder and the side of the wedge is in close contact with the side surface by the bolting fastening with the knife holder to the knife groove forming cross section side A spacer to be fixed while being pushed; The outer circumferential surface of the predetermined length is configured to be a combination of the rotor shaft to a plurality of the knife holder in the longitudinal direction in a continuous fixed shaft.

In the above configuration, the reinforcement part supports the blade of the knife protruding from the coupling groove at a certain height from the rear, wherein the protruding height of the knife holder is most preferably 1/2 height of the blade protruding upward, and the knife holder Most preferably, the coupling grooves formed along the outer circumferential surface thereof are formed as six.

In addition, the reinforcing portion is more preferably such that the cross section in close contact with the blade of the knife is formed in the same shape as the blade.

The spacers are formed so that the through-holes vertically penetrated are formed on the same vertical line as the spiral grooves formed on the bottom surface of the knife holder, and the through-holes are formed to have a smaller inner diameter than the spiral grooves.

In particular, the knife holder may be splined to the rotor shaft, or may be coupled by pin coupling.

Meanwhile, in the rotor shaft, the knife holder is axially coupled such that positions of the knives between adjacent knife holders are shifted by a predetermined angle.

The rotor assembly for crushing the recycled waste according to the present invention having the above-described configuration has an advantage in that the use position of the knife can be changed while being easy to replace, thereby enabling more economical maintenance.

In addition, the present invention also has the advantage of being able to more firmly fix the knife in the coupling groove by the inclined surface contact with the already inserted wedge while bolting the spacer.

In particular, the present invention has the effect that the blade is a protruding substantially crushed portion of the knife to support the rear by a constant height knife holder to minimize damage to the knife during use.

1 is an exploded perspective view illustrating a rotor assembly for crushing recycle waste according to the present invention;
2 is an enlarged front view illustrating the main portion of the coupling configuration for coupling the knife to the knife holder in the rotor assembly for crushing the recycling waste according to the present invention;
3 is a front sectional view illustrating a knife holder of a rotor assembly for crushing recycling waste according to the present invention;
4 is an exploded cross-sectional view illustrating a coupling structure of a knife holder and a spacer of a rotor assembly for crushing recycle waste according to the present invention;
5 is a front view showing the configuration of assembling the wedge and the knife in the knife holder of the rotor assembly for crushing the recycling waste according to the present invention,
Figure 6 is a front view showing a configuration for assembling the spacer to the knife holder of the rotor assembly for crushing the recycling waste according to the invention,
Figure 7 is a front view showing the configuration of the spacer assembled to the knife holder of the rotor assembly for crushing the recycling waste according to the present invention.

Hereinafter, exemplary embodiments of the present invention will be described in detail with reference to the accompanying drawings.

1 is a partially exploded perspective enlarged perspective view illustrating a rotor assembly for crushing recycled waste according to the present invention. As shown, the rotor assembly for crushing recycled waste of the present invention has a large wedge 10 and a knife 20. ), A knife holder 30, a spacer 40, and a rotor shaft 50.

In the present invention, the wedge 10 has a configuration in which a hypotenuse on one side has a right triangle shape having a predetermined inclination angle as shown in FIG. 2.

And the knife 20 is made of a certain thickness and height, while a certain height of the middle height is projected to one side to form a marbling protrusion 21, the trapezoidal shape symmetric with each other on the top and bottom of the marching protrusion 21 As a result, the blade 22 is integrally formed.

In other words, the blade 22 is gradually lateral to the end opposite to the edge of the projection 21 side by horizontally cutting the tip portion in a triangular shape such that the cross-sectional area is gradually reduced from the edge of the protrusion side 21 to the upper and lower sides. It consists of a trapezoidal shape while being made of an inclined surface with a shorter liver length.

The wedge 10 and the knife 20 is fixed to the knife holder 30 as shown in Figure 3, the knife holder 30 is a rotating plate of a predetermined thickness of the outer circumferential surface made of a square or more square.

Each corner of the outer circumferential surface is formed with a coupling groove 31 for cutting as a depth to one side, so that the number of planes and the coupling groove 31 of the outer circumferential surface is formed the same, the number is most preferably six Do.

Coupling groove 31 is formed in the opposite side of the rotation direction at each corner of the outer peripheral surface, the coupling groove 31 at this time is a shape to open side and upward.

The wedge 10 is settled in the coupling groove 31 in the direction in which the knife holder 30, which is one side of the bottom surface, rotates, and the wedge 10 has an inclined surface formed inside the groove while the coupling groove 31 is perpendicular to the coupling groove 31. To the bottom and side of the

The opposite side of the wedge 10 in the coupling groove 31 to be in close contact with the side while preventing the knife 20 is separated upward.

At this time, the lower blade 22 and the mating protrusion 21 of the knife 20 is in close contact with the side cross-section in the coupling groove 31 of the knife holder 30, the upper blade 22 is provided so as to project only On the side end surface where the knife 20 of the coupling groove 31 is in close contact, the mating groove 32 into which the mating protrusion 21 of the knife 20 is inserted is formed.

In addition, the outer circumferential surface of the knife holder 30 of the end face side in which the knife 20 is in close contact with the coupling groove 31 of the knife holder 30 forms a reinforcement part 33 so that a predetermined height protrudes outward, 33 is to support the blade 22 of the knife 20 protruding from the coupling groove 31 in close contact with the rear surface to receive a certain height, wherein the protrusion height of the reinforcing part 33 of the upper blade 22 1/2 height is most preferred.

In particular, the reinforcement 33 is such that the cross section in close contact with the blade 22 of the knife 20 is formed in the same shape as the blade 22 protruding from the coupling groove 31.

In the configuration of the present invention, the spacer 40 is inserted between the wedge 10 and the knife 20 already inserted in the coupling groove 31 to be formed in the knife holder 30 to the knife 20 It is a configuration that can be fixed more firmly.

Therefore, the spacer 40 is a vertical surface in close contact with the knife 20 so that the spacer 40 may be engaged in the space between the wedge 10 and the knife 20 of the coupling groove 31. The side surface is formed in the same inclined surface to be in close contact with the inclined surface of the wedge (10).

A through hole 41 is formed in the spacer 40 so as to penetrate vertically, and the coupling groove 31 formed in the knife holder 30 on the same vertical line as the through hole 41 of the spacer 40. The spiral groove 34 is formed on the bottom surface of the through hole 41 is most preferably such that the inner diameter is formed smaller than the spiral groove 34.

In particular, the upper end of the through-hole 41 of the spacer 40 so that the bolt head insertion groove 42 is formed with a larger inner diameter and depth so that the head of the bolt can be inserted.

On the other hand, the rotor shaft 50 of the present invention is made of a predetermined length, a plurality of knife holders 30 are continuously fixed to the outer peripheral surface by a predetermined length along the longitudinal direction.

The rotor shaft 50 may be fixed to the knife holder 30 by pin coupling, but may be fixed by spline coupling.

In addition, the plurality of knife holders 30 on the rotor shaft 50 are axially coupled while being arranged at a predetermined angle to position the knife 20 between adjacent knife holders 30.

Thus, the operation of the rotor assembly for crushing the recycling waste according to the present invention will be described in more detail below.

5 is a front view showing a configuration of assembling the wedge and the knife to the knife holder of the rotor assembly for crushing the recycling waste according to the invention, Figure 6 is a knife holder of the rotor assembly for crushing the recycling waste according to the invention It is a front view which shows the structure which assembles a spacer in the.

According to the present invention, the wedge 10 and the knife 20 are inserted into the coupling groove 31 formed along the outer circumferential surface of the knife holder 30 which is a rotating body, so that the wedge 10 is inserted at one side and the knife 20 is inserted at the other side. The spacer 40 is inserted between the spacers 40, but when the bolt 60 is fastened between the spiral grooves 34 formed on the bottom surface of the coupling groove 31 through the through hole 41 formed in the spacer 40. 40 is almost inserted into the coupling groove 31, but when the bolt 60 is tightened more strongly, the spacer 40 moves finely toward the knife 20 by riding the inclined surface of the wedge 10.

At this time, since the through hole 41 formed in the spacer 40 has a diameter smaller than that of the spiral groove 34, the bolt 60 coupled to the spacer 40 may move finely in the spiral groove 34. Since the clearance has a clearance, the spacer 40 slides finely toward the knife 20 by surface contact with the wedge 10 by the fastening of the bolt 60, and the knife 20 is coupled to the groove of the knife holder 30. Since it is possible to closely adhere to the inner side, it is possible to fix the knife 20 more firmly.

In addition, the knife 20 in the present invention has the same shape of the blade 22 fixed in the coupling groove 31 and the blade 22 protruding outward, so that the wear of the blade 22 used is severe or damaged. When not only can be reused by changing the blade 22 position of the knife 20, it is possible to simply replace only the knife 20 can be more economical maintenance.

Forming six knives 20 along the outer circumferential surface of the knife holder 30 as described above reduces the area where the waste between the knives 20 is loaded and thus prevents the case where the driving is stopped by the loaded wastes. It is possible to provide stable driving.

In particular, the present invention is provided with a plurality of knife holder 30 on the rotor shaft 50 as a rotating plate of a predetermined thickness, while also making the workability of forming the knife 20 very simple to enable more economical production.

10: wedge 20: knife
21: magic protrusion 22: blade
30: knife holder 31: coupling groove
32: dance groove 33: reinforcement
34: spiral groove 40: spacer
41: through hole 42: bolt head insertion groove
50: rotor shaft

Claims (9)

One side of the wedge 10 has a right triangle shape having a predetermined inclination angle;
Knives for forming the blade 22 so that the middle portion of the predetermined height partially protrudes to one side, and each of the blades 22 in a trapezoidal shape symmetrically with respect to the upper and lower portions relative to the marbling protrusion 21 ( 20);
The outer circumferential surface is made of a square or more square, the engaging groove 31 is formed so as to open laterally and upward at a predetermined length and depth from the outer circumferential surface edge to the rotation direction side, the engaging groove 32 of the coupling groove 31 is formed The upper end of the cross section side is projected upward to a certain height to form a reinforcement part 33, and the engaging groove 32 of the coupling groove 31 is engaged so that the finishing protrusion 21 of the knife 20 is prevented from being separated upward. While being in close contact between the surfaces, the opposite side of the groove 32, the knife holder 30 to be placed while being in close contact with the bottom and one side of the wedge (10);
The through holes 41 are formed in the same vertical line as the spiral grooves 34 formed in the bottom surface of the knife holder 30 so that the through holes 41 formed to penetrate vertically are formed rather than the spiral grooves 34. The inner diameter is made small, and is inserted between the wedge 10 and the knife 20 in the coupling groove 31 of the knife holder 30 so that the wedge 10 is bolted to the knife holder 30. A spacer 40 for close contact with the hypotenuse and one side of the side surface to closely fix the knife 20 to the cross-sectional side of the forming groove 32;
A rotor shaft 50 having a plurality of knife holders 30 continuously fixed along a length of the outer peripheral surface of the predetermined length along a length direction;
Rotor assembly for pulverizing recycled waste consisting of
delete The method according to claim 1,
The reinforcement part 33 is a rotor assembly for crushing the recycling waste to support the blade 22 of the knife 20 protruding from the coupling groove 31 in close contact with a certain height.
The method according to claim 1,
A rotor assembly for pulverizing recycled waste, which is formed as a half height of the blade (22) protruding upwardly from the knife holder (30).
The method according to claim 1,
Rotor assembly for crushing the recycling waste to form six coupling grooves (31) along the outer peripheral surface of the knife holder (30).
delete delete The method according to claim 1,
The rotor shaft (50) is a rotor assembly for crushing the recycling waste splined with the knife holder (30).
The method according to claim 1,
The rotor assembly in the rotor shaft (50) is a rotor assembly for crushing the recycling waste is axially coupled to the position of the knife (20) between adjacent knife holders 30 are arranged at an angle.

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