JP2001328603A - String binding device for compressor - Google Patents

Abstract

PROBLEM TO BE SOLVED: To easily set a binding string in a compression chamber and smoothly wind it on a bale after being compressed. SOLUTION: A binding string 10 delivered from a reel 11 is guided forward along a back channel 15 and a bottom channel 16 of a compressor chamber 2 by hooks 17 and 18. A clamp bale is supported rotatably on the lower side of the reel 11, and a string inserting hole twisting and clamping a binding string 10, and a string inserting hole for twisting and clamping the binding string 10 is formed. When a door 3 is closed, the clamp bar 20 is rotated to a clamping position by a rod, while the door 3 is opened, the clamp bar 20 is changed over to an unclamping position by the urging force of a container weight when the door is opened. The bale B is compressed and then the door 3 is opened, and a stick is inserted into a lower face channel 33 of a compressing panel 6, and a hook of a stick is hooked on the binding strength 10 and an intermediate section of the binding string 10 is hung over the upper face of the bale B and drawn out in front of the compressor chamber 2.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a compressor for compressing a bale such as waste, and more particularly to a device for bridging a tying string over a bale after compression.

[0002]

2. Description of the Related Art Conventionally, Japanese Patent Publication No. 63-281 discloses that
Take out the binding cord from the reel, clamp it with the leaf spring of the loosening stopper, pass it through the hole at the rear end of the drawing rod, set it on the back and bottom of the compression chamber, compress the bale, and then middle the binding cord with the drawing rod. A device is disclosed in which a part is pulled forward and hangs over the top surface of a bale.

[0003]

However, according to the conventional apparatus, when setting the binding strap in the compression chamber, the operator inserts his hand into the back of the compression chamber and groves the binding strap into the hole of the drawing rod. It was troublesome to go through, and the work was troublesome. In addition, since the leaf spring of the loosening stopper always clamps the binding strap,
When pulling out the tying string, a force that hinders the operation of the draw-out rod was applied, and the pull-out rod could not be pulled out smoothly in some cases.

SUMMARY OF THE INVENTION It is an object of the present invention to provide a strapping device for a compressor which can easily set a binding strap in a compression chamber and can smoothly span a bale after compression.

[0005]

In order to solve the above-mentioned problems, a strapping device according to the present invention is directed to a compressor for compressing a bale with a compression disk in a compression chamber whose front surface is covered with a door.
A device for hanging a tying strap on a bale after compression, characterized by comprising a switching means for clamping the tying strap when the door is closed and unclamping the tying strap when the door is opened.

[0006] A strapping device of the present invention, in a compressor for compressing a bale with a compression disk in a compression chamber whose front surface is covered with a door, is a device for bridging a bundling strap over the bale after compression. A reel that supplies a string, a guide member that guides the tie string forward along the back and bottom surfaces of the compression chamber, a clamp member that clamps the tie string below the reel, and a tie string below the clamp member. It comprises a pull-out member that pulls out the compression chamber along the upper surface of the bail and a switching mechanism that switches the clamp member to the clamp position when the door is closed and to the unclamped position when the door is opened.

In a preferred embodiment of the present invention, a clamp bar is used as the clamp member, the clamp bar being rotatable around an axis perpendicular to the tying string, and the clamp bar is used for twisting the tying string to clamp it. An insertion hole is formed.
The switching mechanism is provided with mechanical means for rotating the clamp bar in conjunction with opening and closing of the door. The mechanical means includes an urging member for urging the clamp bar to the unclamping position, and a door interlocking member for rotating the clamp bar to the clamping position against the urging force of the urging member. In addition, a stick that can be inserted into and removed from the lower surface groove of the compression platen is used as the pull-out member, and a hook for hooking a strap is provided at the tip of the stick.

[0008]

Embodiments of the present invention will be described below with reference to the drawings. First, the overall configuration of the compressor will be outlined with reference to FIGS. This compressor includes a vertically long machine box 1 and a compression chamber 2 is formed therein. Compression chamber 2
Is covered with a large door 3, and an input port 4 is formed in an upper portion of the large door 3, and the input port 4 is covered with a child door 5 so as to be openable and closable.

A compression platen 6 is provided inside the compression chamber 2 so as to be able to move up and down. A drive cylinder 7 and a guide cylinder 8 are provided upright on the upper surface of the machine box 1. An operation panel 9 is provided on a front surface of the machine box 1, and a reel 11 for supplying a tie 10 is provided on a rear surface of the machine box 1. Then, waste and the like are put into the compression chamber 2 through the input port 4, compressed by the compression platen 6, the large door 3 is opened, and the bale B after compression is packed with the tying cord 10. It is designed to be taken out.

Next, the structure of the strapping device for strapping the tying string 10 to the bale B will be described in detail with reference to FIGS. Machine box 1
A reel receiver 14 is removably attached to the rear surface of the device 1 via a bracket 13, and four reels 11 are supported on the reel receiver 14 side by side. Four back grooves 15 for accommodating the straps 10 are formed on the back surface of the compression chamber 2.
A bottom groove 16 which is continuous with each back groove 15 is formed on the bottom surface of the base.

At the lower end of the vertical groove 15, a rear hook 17 for hooking the tying cord 10 is provided, and below the front end of the bottom groove 16, a front hook 18 for hooking and holding the tying string 10 is provided.
A guide member for the strap 10 is constituted by the hooks 17 and 18. Then, the binding strap 10 is unreeled from the reel 11 and guided along the back groove 15 by the rear hook 17,
The front hook 18 guides forward along the bottom groove 16. The back hook 17 has a tying string 1
A torsion spring is used so that when the 0 is pulled, it comes off.

On the lower side of the reel 11, a clamp bar 20 is provided on the back side of the machine box 1 by a pair of bearings 21.
The clamp bar 20 is rotatably supported about a horizontal axis orthogonal to 0. The clamp bar 20 is formed with four string insertion holes 22 for twisting and clamping the binding string 10. According to this clamp structure, since the string insertion hole 22 can be formed relatively large, various kinds of string materials such as a round string can be freely selected and used as the binding string 10 in addition to the flat band.

A rod 24 is connected to the right end of the clamp bar 20 via a lever 23 as a door interlocking member.
A support piece 25 is provided on the right side surface of the support member 25 for inserting and supporting the front end of the rod 24. A push plate 26 is fixed to the right side of the large door 3 so as to contact the rod 24 from the front.
Is closed, the push plate 26 pushes the rod 24 backward, and the rod 24 rotates the clamp bar 20 to the clamp position against the urging force of the counterweight 29 (FIG. 6).
(A)).

The counterweight 29 is suspended from the left end of the clamp bar 20 via a lever 28, and constitutes an urging member for urging the clamp bar 20 to the unclamping position. The rod 24 is provided with a stopper 30 that comes into contact with the support piece 25 from the rear. When the large door 3 is opened, the clamp bar 20 is switched from the clamp position to the unclamped position by the urging force of the counterweight 29,
The stopper 30 is stopped at the unclamping position by the contact between the stopper 30 and the support piece 25 (see FIG. 6B).

On the other hand, one stick 32 is attached to this compressor.
(See Fig. 7) is provided as an accessory, and clamp bar 2
The binding strap 10 is drawn out to the front of the compression chamber 2 along the upper surface of the bale B below 0. Walking stick 32
Are provided removably in four grooves 33 formed on the lower surface of the compression platen 6, and a hook 34 for hooking the binding string 10 is formed at the tip of the groove 33. According to this walking stick 32,
There is no need to provide a member for pulling out the binding cord 10 in the machine box 1 or the compression board 6, and the compressor can be configured simply and inexpensively with a small number of components.

Next, a method of using the compressor configured as described above will be described. First, the large door 3 is opened, and the four tying cords 10 are unreeled from the reel 11, and the clamp bar 2
0, the rear hook 17 and the front hook 1
8 and set in the back groove 15 and the bottom groove 16 of the compression chamber 2. At this time, since the clamp bar 20 is arranged at the unclamping position in conjunction with the large door 3,
And can be set quickly.

Subsequently, the large door 3 is closed, the child door 5 is opened, waste and the like are introduced from the introduction port 4, and the bale B is compressed by descending the compression platen 6. At this time, the clamp bar 20 is arranged at the clamp position in conjunction with the large door 3 and the string insertion hole 22 is provided.
Twists the tying strap 10 below the reel 11,
There is no possibility that the tying cord 10 may be loosened following the deformation of the bale B, and the bale B can be tightly packed.

After the bale B is compressed, the large door 3 is opened, the stick 32 is sequentially inserted into the groove 33 of the compression platen 6, the hook 34 is hooked on the strap 10, and the middle part of the strap 10 is attached to the bale B. And pulled out in front of the compression chamber 2. Also in this case, since the clamp bar 20 is disposed at the unclamping position, the binding cord 10 on the reel 11 side can be pulled out smoothly and quickly with the stick 32.
In addition, since the cane 32 hooks the binding strap 10 on the hook 34 and pulls it out, it is possible to omit the troublesome work of passing the binding strap through the hole of the drawing rod in advance as in the related art.

Thereafter, the leading portion of the tie 10 is cut off, the leading end of the tie 10 is detached from the front hook 18, both ends are tied, and the bale B is packed with the four ties 10.
Then, the bale B is pulled toward the user, the binding cord 10 on the rear side is detached from the rear hook 17, and the bale B is taken out from the compression chamber 2. In this state, since the tip of the tying cord 10 has already been drawn out below the clamp bar 20, there is no trouble in passing the tying cord 10 through the cord insertion hole 22 at the next compression work, and the hooks 17 and 18 are hooked. It can be set quickly with just a simple task.

The present invention is not limited to the above embodiment. For example, the clamp bar 20 may be urged by a spring or the clamp bar 20 may be switched by a motor, a solenoid or a cylinder. The shape and configuration of each part can be changed as appropriate without departing from the spirit of the invention.

[0021]

As described in detail above, according to the first and second aspects of the present invention, the binding strap is clamped when the door is closed, and the binding strap is unclamped when the door is opened. It has an excellent effect that it can be easily set and can be smoothly applied to the veil after compression.

According to the third aspect of the present invention, the string insertion hole for twisting and clamping the binding strap is formed in the clamp bar, so that the clamping structure can be simplified and the type of the binding strap can be freely selected. is there.

According to the fourth aspect of the present invention, the mechanical means for rotating the clamp bar in conjunction with opening and closing of the door is provided.
There is an effect that the strap can be automatically and reliably clamped and unclamped.

According to the fifth aspect of the present invention, there is provided an urging member for urging the clamp bar to the unclamping position, and a door interlocking member for rotating the clamp bar to the clamping position against the urging force of the urging member. Is provided, there is an effect that the switching mechanism of the clamp bar can be simply configured.

According to the sixth aspect of the present invention, since the hook for hooking the tying string to the removable stick in the lower surface groove of the compression plate is provided, the compressor can be easily constructed with a small number of parts and the tying string can be easily formed. Has the effect that it can be set quickly and can be pulled out quickly.

[Brief description of the drawings]

FIG. 1 is a front view of a compressor showing one embodiment of the present invention.

FIG. 2 is a longitudinal sectional view of the compressor.

FIG. 3 is a plan view of the strapping device.

FIG. 4 is a front view of the strapping device.

FIG. 5 is a side view of the strapping device.

FIG. 6 is an explanatory diagram of an operation of the strapping device.

FIG. 7 is a diagram illustrating the operation of the compressor.

[Explanation of symbols]

1. Machine box, 2. Compression chamber, 3. Large door, 4. Slot, 5. Child door, 6. Compression board, 10. Binding cord, 11
··· Reel, 15 ·· back groove, 16 ··· bottom groove, 17 ··· back hook, 18 ··· front hook, 20 ·· clamp bar, 2
2 ·· String insertion hole, 24 ·· rod, 26 ··· press plate, 29
··· Counter weight, 32 ·· stick, 33 ·· bottom groove, 34 ·· hook, B ·· veil.

Claims (6)

[Claims] 1. A compressor for compressing a bale with a compression disk in a compression chamber whose front surface is covered with a door, wherein the apparatus binds a tie to the bale after compression, and clamps the tie when the door is closed. And a strapping device for a compressor, comprising a switching means for unclamping the binding strap when the door is opened. 2. A compressor for compressing a bale with a compression platen in a compression chamber having a front surface covered with a door, the apparatus comprising: A guide member for guiding the string forward along the back and bottom surfaces of the compression chamber, a clamp member for clamping the tying string below the reel, and a tying cord along the top surface of the bale below the clamp member. A strapping device for a compressor, comprising: a drawer member that is pulled out to the front of a chamber; and a switching mechanism that switches a clamp member to a clamp position when the door is closed and to an unclamped position when the door is opened. 3. The clamp member according to claim 2, wherein the clamp member includes a clamp bar rotatable around an axis perpendicular to the tying string, and a string insertion hole for twisting and clamping the tying string is formed in the clamp bar. Compressor strapping device. 4. The strapping device for a compressor according to claim 3, wherein said switching mechanism includes mechanical means for rotating a clamp bar in conjunction with opening and closing of a door. 5. The mechanical means includes: an urging member for urging the clamp bar to the unclamping position; and a door interlocking member for rotating the clamp bar to the clamping position against the urging force of the urging member. The ligating device for a compressor according to claim 4, comprising: 6. The strapping device for a compressor according to claim 2, wherein the draw-out member includes a stick that can be inserted into and removed from a lower surface groove of the compression plate, and a hook that hooks a binding string is provided at a tip of the stick.