JP2692756B2 - Crushing machine - Google Patents

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

[Field of Industrial Application] The present invention is directed to oversized garbage discharged from homes, non-burnable garbage and construction waste generated from construction sites, business waste generated from business establishments, thinned wood from mountains and parks, and mountainous areas. Remaining materials, sentiment materials, furniture, Juutan, beds, tatami mats, curtains, reception sets, cardboard boxes,
Wooden boxes, packing materials, containers, tires, drums, tents,
The present invention relates to a crusher for mass-crushing relatively large objects to be crushed such as container bags.

[0002]

2. Description of the Related Art Conventionally, as a crusher of this type, a cutting in which a V-shaped cutting portion is formed by a fixed cutting beam and a movable crushing beam
In addition to the machine , a swing hammer type crusher as shown in FIGS. 6 (a) to 6 (d) is provided with a plurality of swingable hammer members and a plurality of ring grinders on a rotor that rotates relatively quickly, and the object to be thrown in is provided. There are things that crush or grind the processed material. This is effective when the material to be processed is relatively brittle, and it is necessary to select the material to some extent in advance.

[0003]

However, with the above-mentioned impact crusher, it is difficult to crush composite products or soft plastic products assembled from various materials, and the efficiency in mass processing is poor. In addition, noise and vibration are large, and it costs a lot of money for a sturdy structure and foundation work, a soundproof room is required for noise, and because of high-speed rotation, there are many worn parts and maintenance and operation costs. The crushed pieces were not uniform in size and were difficult to use even in the subsequent sorting process.

The present invention has been devised in view of the above, and produces a large amount of relatively large and bulky crushable objects such as composite products made of various materials and soft plastic products by the action of shearing, crushing and tearing. It is capable of efficiently and smoothly crushing into pieces of a predetermined size at the loading point, and it is possible to load large, long, and wide bulky objects in their original shape by opening all upper loading ports, and The rotation speed is 10 to 30 r.
p. m. Vibration and noise are low at low speed, crushing torque is large, large crushing work can be done with small power, low vibration, no special foundation work is required, noise is low and soundproof room is not required, and dust is generated. Less, simple structure, less troubles and easier maintenance, and engaging the uneven blades for efficient crushing,
A unique crusher which a lattice-like screen provided throughout the bottom useless resistance perform smooth discharge nor subjected to the rotor
Crushing efficiency by preventing escape of the crushed object in the longitudinal direction
Crushing with a circular saw blade
The purpose is to provide a machine .

[0005]

The crusher of the present invention which achieves the above object has an opening through which a relatively large object to be crushed is introduced over the entire length of the top and a bottom surface of which is a transverse support plate. And a substantially rectangular parallelepiped casing formed in a lattice shape by a plurality of vertical fixed blade members spaced apart in the width direction, and the casing is supported in parallel in the casing and is bite from top to bottom at a constant speed in the opposite direction. a pair of shaft that is rotationally driven, are mounted in the circumferential direction and the longitudinal direction in the same phase to each axis, the crusher comprising a plurality of pairs of blades having a concave-shaped cutting edge and convex edge meshing with each other
The concave cutting edge has a V shape and the convex cutting edge is
Has an inverted V shape, and the axes are
Between the V-shaped cutting edge and the inverted V-shaped cutting edge with an opposing shaft
It is characterized in that it has saw-tooth circular blades that mesh with each other .

In the longitudinal direction of the shaft, a saw-toothed circular blade is provided between the blade having the V-shaped cutting edge and the blade having the inverted V-shaped cutting edge so as to intermate with those of the other shaft. To
And the escape of the crushed material in the longitudinal direction is blocked,
The crushing efficiency is improved and the crushing by the circular blade is added.

[0007]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS Hereinafter, representative embodiments of the crusher of the present invention will be described in detail with reference to the accompanying drawings. 1 is an elevational view of a crusher of the present invention, FIG. 2 is a partially cutaway partial plan view of the rotor, FIG. 3 is a sectional view taken along line III-III in FIG. 2, and FIG. 4 is another embodiment. FIG. 5 is a partial plan view of the rotor of FIG. 5, and FIG. 5 is a perspective view of the lattice-shaped screen according to the present invention.

Referring to FIGS. 1 to 3 and 5, the crusher 1 for crushing a relatively large waste from a home, business establishment, mountain area, park or the like as described above has a hopper 11 over the entire top opening 12. A substantially rectangular parallelepiped casing 10 to which is attached,
A pair of crushing rotors 20 and 30 driven in parallel in the casing 10 from the top to the bottom to be driven to rotate at a constant speed in opposite directions.
And a rotary drive device 40 for the rotors 20 and 30.

The casing 10 is supported on the leg stand 5 so as to groin the belt conveyor C that carries out the crushed pieces, and the bottom surface 10c serves as a grid pattern along the rotation of the rotors 20 and 30. That is, the grid pattern has a plurality of transverse partition support plates 13, ...
, And a plurality of vertical fixed blade members 14, ... Fixed in the recesses of the support plates 13, ... These fixed blade members 14, ... And the supporting plate 1 which determine the size of the crushed fragments.
.. are configured to be integrally replaced as a unit in advance for each size of some grids.

The rotors 20 and 30 have rotating shafts 21 and 31.
And V-shaped blade edges 22 and 32 and inverted V-shaped blade edges 24 and 34, which are attached to the shafts 21 and 31 in the same phase so as to mesh with those corresponding to each other in the circumferential direction and the longitudinal direction, respectively. V-shaped cutting edges 22 and 32 and inverted V-shaped cutting edges 24 and 3 that are adjacent to
4 and saw-shaped circular blades 23 and 33 which are interposed therebetween. The waste is a pair of left and right V-shaped blades 22, an inverted V-shaped blade 34, an inverted V-shaped blade 24 and a V-shaped blade 3.
2 and bites one after another to undergo shearing, crushing, and tearing actions, and also receive similar actions between the blades 22, 32, 24, 34 and the longitudinal fixed blade members 14, .... It will be crushed at the place where it was thrown in until it can pass the grid. The circular blades 23 and 33 prevent the wastes subjected to the crushing force from escaping in the longitudinal direction, and perform the crushing by the action as described above to further increase the crushing efficiency. The blades 22, 32, 24, 34 are fixed to the shafts 21, 31 by welding or bolts.

The rotating shafts 21 and 31 are respectively provided in the casing 10.
Are rotatably supported by bearings 18 and 19 outside the both end walls 10a and 10b of the shaft, and are indicated by an arrow R by a rotary drive device 40.
1, 30 to 30 R. in the direction of R1. P. M. Is rotated at a low speed. That is, one shaft end is connected to each output shaft of the speed reducer 43, which is rotationally driven by the motor 42, via the joint 41 forming the rotational drive device 40. When a large abnormal load is applied to the rotors 20 and 30 during the crushing work, the control device automatically repeats normal rotation and reverse rotation so that even large waste can be crushed without trouble.

FIG. 4 shows another embodiment of rotors 20 ', 3
Although 0'is shown, the cutting edges of the circular blades 23 'and 33' are made to have an inverted V shape for one of the shafts 21 and a V shape for the other shaft 31 to improve the bite into the waste. , I try to increase the crushing effect.

[0013]

As described above, according to the present invention, a large, long, and wide bulky product can be supplied in its original shape by the charging port of the entire upper part, and vibration and noise are reduced due to the low speed rotation of the rotor. A large torque is obtained, less dust is generated, the structure is simple, there are few failures, and maintenance is easy.Effective shredding is achieved by meshing the concave and convex blades, and the lattice screen on the entire bottom smoothly discharges debris. A place where a large amount of relatively large crushed material is efficiently put in, whether it is a composite product made of various materials or a soft plastic product due to the synergistic action of shearing, crushing and tearing without applying unnecessary resistance to the rotor. Can be crushed into pieces of a predetermined size. Especially,
Longitudinal direction of crushed object by biting V-shaped blade and circular blade
It is possible to improve the crushing efficiency and increase the crushing capacity by preventing the escape in the opposite direction.
Can be.

[Brief description of the drawings]

FIG. 1 is an elevational view of the crusher of the present invention.

FIG. 2 is a partially cutaway partial plan view of the rotor.

FIG. 3 is a sectional view taken along line III-III in FIG. 2;

FIG. 4 is a partial plan view of a rotor of another embodiment.

FIG. 5 is a perspective view of a grid-shaped screen according to the present invention.

[Fig. 6] Conventional horizontal swing hammer crusher (a), horizontal ring hammer crusher (b), rigid swing hammer crusher (c) and rigid ring glider crusher (d). Is.

[Explanation of symbols]

 DESCRIPTION OF SYMBOLS 1 Crusher 10 Casing 10c Bottom 13 Cross support plate 14 Longitudinal fixed blade member 21, 31 Rotating shaft 22, 32 V-shaped blade edge 24, 34 Reverse V-shaped blade edge 23, 33 Circular blade

Claims (2)

(57) [Claims] 1. A plurality of vertical fixed blades, each of which has an opening through which a relatively large-sized object to be crushed is formed over the entire length of the top, and whose bottom is supported by a transverse support plate and is separated in the width direction. A substantially rectangular parallelepiped casing formed of members in a lattice shape, a pair of shafts that are supported in parallel in the casing and are driven to rotate at a constant speed in the opposite direction and are bitten from top to bottom. mounted in the same phase in the direction you a crusher comprising a plurality of pairs of blades having a concave-shaped cutting edge and convex edge meshing with each other
The concave cutting edge has a V shape, and the convex cutting edge has
It has an inverted V shape, and the above-mentioned axes are V-shaped in the longitudinal direction.
Between the blade of the shaped cutting edge and the blade of the inverted V shaped cutting edge
A crusher having circular saw blades that mesh with each other . 2. A saw-toothed circular blade, which is interlocking with that of the other shaft, between the blade having a V-shaped cutting edge and the blade having an inverted V-shaped cutting edge in the longitudinal direction of the shaft. The crusher according to claim 1, which has.