JP3495695B2 - Crushing machine - Google Patents

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a crusher for cutting municipal waste such as paper and plastic, industrial waste and the like into small pieces.

[0002]

2. Description of the Related Art Conventionally, as a crusher of this type, as shown in, for example, Japanese Patent Laid-Open No. 11-90258, a crushing chamber is formed in the crushing machine, and an object to be crushed is charged above the crushing chamber. A crushing mechanism that forms a mouth and that can crush the object to be crushed is installed inside the crushing chamber, and a pushing member that can push the object to be crushed toward the crushing mechanism is provided on the side of the crushing chamber. A structure having a reciprocating mechanism for reciprocating the pushing member is known.

As the crushing mechanism, Japanese Patent Laid-Open No. 8-
As shown in Japanese Patent Laid-Open No. 103678, a crushing chamber is formed in the crushing machine, a rotary shaft is provided horizontally in the crushing chamber, and a roll-shaped rotary body is arranged on the rotary shaft. Uniaxial shearing type structure with a rotating blade installed in the crushing machine and a fixed blade for shearing and crushing the object to be crushed in cooperation with the rotating blade, or two or several rotations in the crushing chamber. Shafts are installed horizontally, roll-shaped rotating bodies are arranged on each rotating shaft, crushing blades are arranged on the outer peripheral portion of each rotating body, and objects to be crushed by cooperation of rotating blades that rotate in mutually different directions. It is known to have a multi-axial shear type structure for shear crushing and other structures.

[0004]

[SUMMARY OF THE INVENTION] However, in the case of these conventional structures, toward an object to be crushed that is turned from above the inlet portion of the crushing chamber by the press feed member is reciprocated by a reciprocating mechanism crushing mechanism When the crushing object is pushed in, the object to be crushed is sandwiched between the pushing member and the crushing chamber portion facing the pushing member or the inner wall surface of the charging port to be in a bridged retention state, which creates a cavity in the upper part of the crushing mechanism. And the crushing process stopped,
There is a disadvantage that the crushing mechanism causes a spinning phenomenon, which may reduce the crushing efficiency of the crushed object.

[0005]

DISCLOSURE OF THE INVENTION The present invention aims to solve these problems. Among the present inventions, the invention according to claim 1 forms a crushing chamber portion in the crushing machine body, and the crushing chamber A crushing mechanism capable of crushing the crushable object is formed inside the crushing chamber, and a crushing mechanism for crushing the crushable object is formed above the section, and the crushable object is provided on the side of the crushing chamber with the crushing mechanism. And a reciprocating mechanism for reciprocally moving the pushing member, wherein the pushing member advances to the pushing member.
Sometimes it bites into the crushed object and disassembles and moves it.
After catching the object to be crushed when retracting the biting part and the pushing member,
A crusher characterized in that an engaging portion having a hooking portion for retreating and moving the crushed object backward is provided.

Further, in the invention according to claim 2, the above
Plural engaging parts are provided in the direction intersecting the moving direction of the pushing member.
Further, the invention according to claim 3 is characterized in that the crushing mechanism is rotated in the crushing chamber portion.
The shaft is installed laterally, the rotary body is arranged on the rotary shaft, and
A rotary blade is arranged around the circumference, and the crusher body cooperates with the rotary blade.
Then, a fixed blade for shearing and crushing the object to be crushed is provided.

[0007]

1 to 5 show an embodiment of the present invention, in which 1 is a crushing machine, and a crushing chamber 2 is provided inside.
Is formed, a hopper-shaped charging port 3 for charging the material W to be crushed is formed above the crushing chamber 2, and a crushing mechanism 4 capable of crushing the material W to be crushed is provided in the crushing chamber 2. ing.

In the crushing mechanism 4, a rotary shaft 5 is provided laterally in the crushing chamber 2, and a rotary mechanism (not shown) for rotating the rotary shaft 5 is arranged. 6 is arranged, and a plurality of rotary blades 7 are arranged on the outer peripheral portion of the rotary body 6 in a spiral shape with a constant phase difference. A fixed blade 8 for shearing and crushing is arranged, and a screen plate 9 having a discharge hole 9a is arranged below the rotary blade 7.

Reference numeral 10 is a pushing member, and 11 is a reciprocating mechanism. The pushing member 10 is provided on the side of the crushing chamber 2 so as to be reciprocally movable by a guide mechanism (not shown). The reciprocating mechanism 11 is a cylinder. Cylinder mechanism 1 consisting of mechanism 12
2 is reciprocally controlled by a control circuit (not shown) so that the crushed object W thrown in and thrown from the charging port 3 can be pushed obliquely downward toward the crushing mechanism 4.

Reference numeral 13 denotes an engaging portion, which is the pushing member 10 described above.
Is formed so as to be able to engage with the crushable object W to break the staying state of the crushable object W, and in this case, the engaging portion 13 forms the crushable object W.
Sharp plate-like biting part 13a capable of biting into the inside and the crushed object W
A triangular saw blade-shaped hooking portion 13b capable of hooking is formed.

Since this embodiment has the above structure,
As shown in FIG. 1, a crushed object W such as a film waste, a runner, a plastic wrap or the like, an industrial waste, etc. is artificially or automatically inserted into a crushing chamber 2 in a crushing machine body 1 through an input port 3. Is charged, and the pushing member 10 is reciprocated by the reciprocating mechanism 11 to push the object W to be crushed into the crushing chamber portion 2, and the crushing chamber portion 2
At, the rotary blade 7 is rotated by the rotation of the rotary shaft 5 of the crushing mechanism 4.
Is rotated clockwise in the direction of the arrow in the figure, and the rotation of the rotary blade 7 causes the crushed object W to be sheared and crushed in cooperation with the fixed blade 8 attached to the crusher body 1. The crushed material W falls through the discharge hole 9a of the screen plate 9, and the crushed material W larger than the discharge hole 9a is turned upward again and shear-crushed again. In this way, the crushed material W is crushed by shearing. Will be done.

At this time, an engaging portion 13 capable of engaging the crushing object W with the pushing member 10 and breaking the staying state of the crushing object W.
The Because formed by providing, by pusher toward the object to be crushed W inserted from above the inlet portion 3 of the crushing chamber 2 by the push feed member 10 is reciprocated by the reciprocating mechanism 11 to crush mechanism 4 When the object W to be crushed is sandwiched between the pushing member 10 and the inner wall surfaces of the crushing chamber 2 and the charging port 3 facing the pushing member 10 and is in a bridged state, a cavity is formed above the crushing mechanism 4. crushing progress stopped occurs, the idle phenomenon of crushing mechanism 4 so that occurs, the engaging portion 13 to be crushed in cooperation with movement of the push feed member 10 in engagement with the object to be crushed W Breaking the stationary state of the object, thus eliminating the cavity above the crushing mechanism 4 to facilitate the falling of the crushable object W, preventing the crushing mechanism 4 from spinning around, and improving the crushing efficiency of the crushable object W. be able to.

[0013] Also, in this case, since by forming a biting possible biting portions 13a in the object to be crushed in the W to the engaging portion 13, the biting portion 13a during forward of the push feed member 10 to be crushed Thing W
By biting into the inside, the crushed object W can be dismantled and moved by this digging, and the staying state of the crushed object W can be broken by that much, and in this case, the crushed object W in the engaging portion 13 the since by forming a hook capable of hooking section 13b, the hook portions 13b at retraction of the push feed member 10 may be moved backward to the crush material W retracts hooked to the crush material W, this pulling The staying state of the crushed object W can be broken by the hanging back movement, and in this case, a plurality of engaging portions 1 are formed in the direction intersecting the moving direction of the pushing member 10.
3, the crushed object W can be dismantled and moved satisfactorily due to the presence of the plurality of engaging portions 13.
Further, in this case, in the crushing mechanism 4, a rotary shaft 5 is horizontally provided in the crushing chamber portion 2, a rotary body 6 is arranged on the rotary shaft 5, and a rotary blade 7 is arranged on an outer peripheral portion of the rotary body 6. Since the crushing machine body 1 is provided with the fixed blade 8 that cooperates with the rotary blade 7 to shear and crush the object W to be crushed, the structure of the crushing mechanism 4 can be simplified.

The present invention is not limited to the above-described embodiment, and for example, the shapes and structures of the crushing machine body 1, the crushing mechanism 4, the pushing member 10, the reciprocating mechanism 11 and the engaging portion 13, the arrangement of materials, etc. Designed and modified as appropriate.

[0015]

As described above, according to the present invention, the object to be crushed is put into the crushing chamber of the crusher body through the charging port, and the pushing member is reciprocated. The object to be crushed is sent to the crushing chamber by being reciprocated by the crushing chamber, and the crushing mechanism crushes the object to be crushed in the crushing chamber. Since an engaging part that can break the accumulated state of the crushed object is provided,
The reciprocating mechanism causes the reciprocating mechanism to reciprocate to push the object to be crushed introduced from the charging port above the crushing chamber toward the crushing mechanism, so that the object to be crushed faces the pushing member and the pushing member. When it is sandwiched between the crushing chamber and the inner wall surface of the charging port and bridged, a cavitation occurs in the upper part of the crushing mechanism and the crushing process stops, and the idling phenomenon of the crushing mechanism occurs. but engagement portion to break the standstill state of the mobile operation in cooperation with the crush of the engaging push feed <br/> member to be crushed, by eliminating the upper part of the cavity of this for crushing mechanism The crushed object can be smoothly dropped, the idling phenomenon of the crushing mechanism can be prevented, and the crushing efficiency of the crushed object can be improved, and the engaging portion is provided with a biting part that can bite into the crushed object. since it formed comprising, biting portion during forward movement of the push feed member bites into the object to be crushed, this bite It is possible to dismantle and move the crushable object, it is possible to break the retention state of the crushable object by that much, further, since the engaging portion is formed with a hooking portion capable of hooking the crushable object, hook portion during retraction of the push feed member can be moved backward to the crush material retracts hooked the object to be crushed can to break the retention state of the objects to be crushed by the pull hook retracting movement.

According to the second aspect of the invention, since a plurality of engaging portions are arranged in a direction intersecting the moving direction of the pushing member, the plurality of engaging portions are present. The crushed object can be dismantled and moved satisfactorily by
In the invention described in claim 3 , in the crushing mechanism, a rotating shaft is provided laterally in the crushing chamber portion, a rotating body is arranged on the rotating shaft, and a rotary blade is arranged on an outer peripheral portion of the rotating body to perform crushing. Since the fixed blade for shearing and crushing the object to be crushed is provided on the machine body in cooperation with the rotary blade, the structure of the crushing mechanism can be simplified.

As described above, the intended purpose can be sufficiently achieved.

[Brief description of drawings]

FIG. 1 is a side sectional view of an embodiment of the present invention.

FIG. 2 is an enlarged side sectional view of an embodiment of the present invention.

FIG. 3 is a partial perspective view of an embodiment of the present invention.

FIG. 4 is a partial plan view of the embodiment of the present invention.

FIG. 5 is a partially exploded perspective view of the embodiment of the present invention.

[Explanation of symbols]

W crushed material 1 crushing machine 2 crushing room 3 Input port 4 Crushing mechanism 5 rotation axes 6 rotating body 7 rotary blades 8 fixed blades 10 Pushing member 11 Reciprocating mechanism 13 Engagement part 13a bite part 13b Hook part

─────────────────────────────────────────────────── ─── Continuation of the front page (72) Inventor Norio Suzuki 7396, Kakizaki, Kakizaki-cho, Nakakubiki-gun, Niigata Prefecture 10 Uenotex Co., Ltd. (56) Reference JP-A-11-90258 (JP, A) JP 2002 -126550 (JP, A) Actual development 51-159080 (JP, U) (58) Fields investigated (Int.Cl. ⁷ , DB name) B02C 18/14 B02C 18/22

Claims (3)

(57) [Claims] 1. A crushing chamber part is formed in the crushing machine body, a charging port for charging the crushed object is formed above the crushing chamber part, and a crushing mechanism capable of crushing the crushed object is provided inside the crushing chamber part. Then, a pushing member capable of pushing the object to be crushed toward the crushing mechanism is provided on the side of the crushing chamber, and a reciprocating mechanism for reciprocating the pushing member is provided. In front of the pushing member
As it progresses, it bites into the crushed object and disassembles and moves the crushed object.
When the biting part and the pushing member retract,
A crusher characterized by comprising an engaging portion having a hooking portion for retreating and moving the crushed object backward . 2. The crusher according to claim 1, wherein a plurality of engaging portions are arranged in a direction intersecting a moving direction of the pushing member. 3. The crushing mechanism, wherein a rotating shaft is provided laterally in the crushing chamber, a rotating body is arranged on the rotating shaft, and a rotary blade is arranged on an outer peripheral portion of the rotating body. The crusher according to claim 1 or 2, further comprising: a fixed blade for shearing and crushing an object to be crushed in cooperation with the rotary blade.