JP2000015135A - Crushed stone treatment system, crushed stone treatment and crushed stone storage section used for the same - Google Patents

Abstract

PROBLEM TO BE SOLVED: To improve the working efficiency of a crushed stone treatment system. SOLUTION: The crushed stone treatment system for forming crushed stones has a quarried stones transporting machine 3 for transporting the quarried stones, a crushed stone storage section 2 for storing the crushed stones thrown downward from a carrying-in surface at which the quarried stones are carried in by this quarried stones transporting machine, an excavating machine 1 for automatically operating the work to scoop the quarried stones 3 stored in this crushed stone storage section 2 and discharging the same, a quarried stone crushing machine 5 for forming the crushed stones 6 by crushing the quarried stones discharged by this excavating machine 1 and a remote manipulation device 7 for controlling the remote manipulation of the automatic operation of the excavating machine 1 and the quarried stone crushing machine 5.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a crushed stone processing system and a crushed stone storage unit used in the crushed stone processing system, and more particularly to a crushed stone processing system and an crushed stone storage unit used for crushing quarry to generate crushed stone.

[0002]

2. Description of the Related Art In recent years, automation of crushing work at crushing stone sites has been advanced, and Japanese Patent Application Laid-Open No. 9-195321 discloses the technology of an automatic crushing plant. This automatic quarrying plant quarries collected by bulldozers,
The shovel is scooped by a hydraulic excavator, the crushed stone is discharged to a mobile crusher, and gravel is generated by the mobile crusher. In addition, a bulldozer operated by an operator includes a hydraulic excavator and a mobile crusher for automatic operation control. A control device for controlling the hydraulic shovel and the mobile crusher is provided at a position apart from the hydraulic shovel.

[0003]

In the crushing plant of the prior art described above, the hydraulic shovel is set to scoop the quarry collected by the bulldozer in a previously stored order. In order to efficiently scoop up, it is necessary to operate the bulldozer and accumulate broken crushed stones to the working range of the hydraulic excavator,
The operator riding the bulldozer considers the distance between the two so that the bulldozer does not come into contact with the front working unit of the hydraulic excavator performing the crushed stone scooping work,
You have to control the bulldozer. Furthermore, when the crushed stone is being scooped by the excavator, the quarrying operation of the bulldozer to the working area of the excavator by the bulldozer must be stopped in order to prevent the excavator from coming into contact with the front working unit. In addition, when the amount of quarry in the working range of the excavator decreases, the operation of the excavator must be stopped in order to accumulate the quarry with the bulldozer. Therefore, there is a problem that stone crushing cannot be performed stably and efficiently.

SUMMARY OF THE INVENTION [0004] In view of the above-mentioned problems of the prior art, an object of the present invention is to provide a crushed stone processing system for improving the work efficiency of crushed stone processing and a crushed stone storage unit used in the system.

[0005]

In order to achieve the above object, the present invention employs the following means.

[0006] In the crushed stone processing system for generating crushed stone, a crushed stone storage unit for storing quarry dropped below a loading surface into which quarry is transferred, and excavation for scooping and discharging the quarry stored in the crushed stone storage unit. And a quarry crusher that crushes the quarry discharged by the excavator to generate crushed stone.

In a crushing stone processing system for producing crushed stone, a quarry transporter for transporting quarry, a quarry storage part for storing quarry dropped below a loading surface carried by the quarry transporter, and a crushed stone storage unit An excavator for scooping and discharging the quarry stored in the storage unit, and a quarry crusher for crushing the quarry discharged by the excavator to generate crushed stone are provided.

In a crushing stone processing system for producing crushed stone, a quarry transporter for transporting quarry, a quarry storage unit for storing quarry dropped below a loading surface carried by the quarry transporter, An excavator that automatically operates to scoop and discharge the quarry stored in the quarry storage unit; a quarry crusher that crushes the quarry discharged by the excavator to generate crushed stone; And a remote control device for remotely controlling driving.

Further, in the crushed stone processing system according to any one of claims 1 to 3, the bottom surface of the crushed stone storage unit is located below the installation surface of the excavator. And

[0010] In the crushed stone processing system according to any one of claims 1 to 3, the bottom surface of the crushed stone storage unit is located substantially in the same plane as the installation surface of the excavator. It is characterized by.

In the quarry storage unit of the quarry processing system for generating quarry, a quarry storage bottom, a first guide surface for guiding the quarry dropped by the quarry carrier to the bottom, and a quarry crusher. And a second guide surface for guiding the remaining quarry after the quarry has been scooped by the excavator for transferring the quarry to return to the bottom.

Further, in the crushed stone storage section of the crushed stone processing system according to claim 6, the bottom surface of the bottom is located below the installation surface of the excavator.

The quarry storage unit of the crushed stone processing system for generating crushed stone is characterized in that it has a bottom for storing quarry and a guide surface for guiding the quarry dropped by the quarry carrier to the bottom. .

In the crushed stone processing method for generating crushed stone, the step of dropping the quarry carried in by the crushed stone transporter into a crushed stone storage part having a bottom surface below the installation surface of the excavator; The method comprises the steps of scooping the quarried stone by an excavator and discharging it to a quarry crusher, and crushing the quarry by the quarry crusher to generate crushed stone.

[0015]

DESCRIPTION OF THE PREFERRED EMBODIMENTS One embodiment of the present invention will be described below with reference to FIG.
This will be described with reference to FIG.

FIG. 1 is a diagram showing the overall configuration of a crushed stone processing system according to the present embodiment and the working form thereof.

In FIG. 1, reference numeral 1 denotes a backhoe type excavator which is automatically driven. The excavator 1 includes a traveling body 10, a revolving body 11 rotatably provided on the traveling body 10, and a revolving body 11
Articulated arm 12 provided so that it can be raised
The excavator 1 is provided with a control device 15 for automatically controlling the excavator 1 and a communication device 16 for transmitting and receiving signals. Is provided.

Reference numeral 2 denotes a quarry storage unit for temporarily storing the quarry 3, and the quarry storage unit 2 is arranged near the installation location of the excavator 1. The quarry storage unit 2 includes a first guide surface 20 formed with an inclination angle on the side away from the installation location of the excavator 1, and a second guide surface 21 formed with an inclination angle on the installation site side of the excavator 1. , A bottom 22 formed between the first guide surface 20 and the second guide surface 21, and the bottom 22 is
Is formed below the surface of the installation location. First guide surface 2
The 0 and second guide surfaces 21 are formed so as to become wider toward the top from the bottom 22, and the first guide surface 20 extends above the installation surface of the excavator 1. ing. Further, the inclination angle of the first guide surface 20 is
It is desirable to set the angle so that the quarry 3 discharged from the extending portion above it, that is, the quarry supply unit 23 is deposited on the bottom 22. Further, the inclination angle of the second guide surface 21 is desirably set to an angle such that the quarry after being scooped by the bucket 13 of the excavator 1 returns to the bottom portion 22 in terms of the efficiency of the quarry scooping operation.

Numeral 4 denotes a quarry transporter such as a truck which extends into the supply portion 23 of the quarry 3, that is, an extension of the first guide surface 20 constituting the quarry storage part 2. Is provided with a vessel 40 for transporting the quarry 3 generated by breaking the ground. The quarry transporter 4 is operated by an operator mounted on the quarry transporter, and discharges the quarry 3 loaded in the vessel 40 to the quarry storage unit 2 by tilting the vessel 40 in the supply unit 23.

Reference numeral 5 denotes a quarry crusher arranged near the excavator 1. The quarry crusher 5 includes a traveling body 50, a crusher main body 51 provided on the traveling body 50, and an entrance side of the crusher main body 51. And a conveyor 53 such as a conveyor provided to be located on the exit side of the crusher main body 51.
, A communication device 54, and an abnormal state detection unit 55.

Reference numeral 6 denotes crushed stone crushed by the quarry crusher 5 and discharged from the conveyor 54.

Reference numeral 7 denotes a remote control device for remotely controlling the excavator 1 and the quarry crusher 5, and the remote control device 7 includes:
The control device 70 includes a control device 70, a display unit 71, an operation unit 72, and a communication device 73.

FIG. 2 is a block diagram showing an outline of a control mechanism of the crushed stone processing system according to the present embodiment. In the figure, the same reference numerals as those shown in FIG. 1 indicate the same parts.

In the figure, reference numeral 17 denotes an automatic driving shovel 1
15 is a control device for storing the contents taught and reproducing during the reproduction operation to control the automatic driving shovel 1, 16 receives an operation command from the remote operation device 2, and A communication device that performs two-way communication for notifying the operating state of the automatic driving shovel 1 and receives an abnormal state detection signal from the quarry crusher 5. 171 is a teaching for teaching the operation procedure of the automatic driving shovel 1. An operation unit 172 is driven by a drive current output from the control device 15 and controls the amount of oil or hydraulic pressure flowing into the actuator 173. A control valve 173 is used to operate each unit of the automatic operation shovel 1 shown in FIG. An actuator 174 such as a cylinder (not shown) is an angle sensor for measuring the position of each of the revolving unit 11, the multi-joint arm 12, and the bucket 13. It is.

In the remote control device 7, a communication device 73 transmits various operation commands to the automatic driving excavator 1,
Reference numeral 72 denotes an operation unit including at least a start button 721 for starting the automatic operation shovel 1 and a stop button 722 for stopping the operation. 71 denotes an operation abnormal state, a normal operation state, a teaching operation state, and the like of the automatic operation shovel. A display unit 70 for displaying various states of the crushed stone processing system converts an operation command from the operation unit 72 into a command and converts the command into a communication device 73.
The control device outputs the state of the automatic driving shovel 1 received by the communication device 73 to the display unit 71.

Reference numeral 50 denotes a mounting device for the quarry crusher 5.
4 is a communication device for transmitting an abnormal state detection signal to the remote control device 7, 55 is an abnormal state detecting section for detecting an abnormal state of the quarry crusher 5 and outputting an abnormal state detection signal, and 56 is an abnormal state detected When it is a control device that instructs transmission of an abnormal signal.

Here, the teaching operation unit 171 scoops the quarry 3 in the quarry storage unit 2 by the bucket 13 of the excavator 1, and turns the revolving unit 11 in this state, thereby turning the bucket 13 of the quarry crusher 5. The quarry in the bucket 13 is placed on the hopper 52, and then the bucket 13 is rotated.
To the quarry storage unit 2 to recycle the bucket 13 to the quarry storage unit 2 to scoop up the quarry 3 in the quarry storage unit 2. The contents taught are stored in the storage unit in the control device 15. Further, the control device 15 reads the teaching content from the storage unit based on the activation command from the remote operation device 7 and outputs a teaching operation command to the control valve 172. The control valve 172 supplies pressure oil to the actuator 173 of the excavator 1 in response to the teaching operation command. Thereby, the actuator 173 is connected to the excavator 1
Are driven. The operation of each operation unit of the excavator 1 is detected by the angle sensor 174 and the control device 15
And the reproducing operation is performed in accordance with the teaching operation command.

A detailed description of the teaching function and the reproduction function of the excavator 1 will be omitted.

Next, the operation of the crushed stone processing system according to the present embodiment will be described.

As shown in FIG. 1, quarry 3 is discharged into quarry storage unit 2 by quarry transporter 4. The quarry discharging operation of the quarry transporter 4 is performed so as not to coincide with the scooping operation of the quarry 3 by the bucket 13 of the excavator 1.
The quarry 3 released by the quarry transporter 4 is stored in the quarry storage unit 2.
Fall along the first guide surface 20 constituting the
Deposited on The excavator 1 reproduces a teaching operation according to a teaching operation stored in advance by receiving an activation command from the remote operation device 7. That is, the quarry 3 in the quarry storage unit 2 is scooped by the bucket 13, and the revolving unit 1 is
1 and the bucket 13 is moved to the hopper 5 of the quarry crusher 5.
2 and then rotate the bucket 13 to discharge the quarry in the bucket 13 to the hopper 52 and again
The operation of rotating the bucket 1 to move the bucket 13 to the quarry storage unit 2 and scooping the quarry 3 in the quarry storage unit 2 is repeated.

The quarry 3 put into the hopper 52 of the quarry crusher 5 is crushed and then discharged as crushed stone 6 by the carrier 53. The crushed stone 6 is carried out by another prepared transporter.

In the crushed stone generating operation, when the quarry 3 in the quarry storage unit 2 is scooped by the bucket 13 of the excavator 1, the quarry 3 spilled from the bucket 13 and the quarry 3 sent to the excavator 1 side are removed. The quarry storage unit 2 is returned to the bottom 22 by the second guide surface 21. As a result, the quarry 3 does not accumulate in one place on the bottom surface 22 of the quarry storage unit 2, so that the scooping operation efficiency of the bucket 13 of the excavator 1 can be improved.

Since the quarry 3 is put into the quarry storage 2 at a position farther than the excavator 1, the quarry transporter 4 may be in contact with the excavator 1. No need to do. As a result, the quarry 3 can be safely and efficiently supplied into the quarry storage unit 2.

Further, when an abnormality occurs in the quarry crusher 5, a detection signal from the abnormal state detecting device 55 is
Since it is transmitted to the remote control device 7, the remote control device 7 displays this abnormal state on its display device 71 and transmits a stop command to the quarry crusher 5. As a result, abnormalities in the quarry crusher 5 can be managed in a unified manner, and crushed stone can be generated stably and efficiently.

FIG. 3 is a view showing the entire configuration of a crushed stone processing system according to another embodiment and the working form thereof. In the figure, the same reference numerals as those shown in FIG. 1 indicate the same parts.

The difference between this embodiment and the embodiment shown in FIG. 1 is that the excavator 1 is installed near the intersection of the second guide surface 21 constituting the quarry storage unit 2 and the installation surface of the excavator 1. The quarry movement suppressing member 8 for suppressing the movement of the quarry 3 toward the surface side is provided.

In this embodiment, the bucket 1 of the excavator 1
3 is instructed to move so as to avoid the quarry movement suppressing member 8. Moreover, according to this embodiment, it is effective when the quarry storage part 2 cannot be installed sufficiently lower than the installation surface of the excavator 1, and the same effect as the above-described embodiment can be obtained.

In each of the above embodiments, the second guide surface 21 constituting the quarry storage unit 2 is formed with an inclined angle, but may be formed vertically.

FIG. 4 is a view showing the entire configuration of a crushed stone processing system according to another embodiment and the working form thereof. In the figure, the same reference numerals as those shown in FIG. 1 indicate the same parts.

This embodiment is different from the embodiment shown in FIG. 1 in that a loading shovel type excavator 1 is used, and the bottom surface of a bottom portion 22 constituting the quarry storage unit 2 and the installation surface of the excavator 1 are substantially identical. It is on the same side.

In this embodiment, since the excavator 1 is a loading shovel type, the bottom 22
Even if the bottom surface of the excavator 1 and the installation surface of the excavator 1 are arranged on substantially the same plane,
Quarry 3 can be efficiently scooped.

In each of the above embodiments, the quarry crusher 5 is installed below the installation surface of the excavator 1, but the quarry crusher 5 is installed on a surface substantially the same as the installation surface of the excavator 1. It is also possible to install.

[0043]

As described above, according to the first to fifth aspects of the present invention, quarries are deposited in the quarry storage section, and the deposited quarries are scooped by an excavator. Quarrying work can be performed stably and efficiently.

Further, according to the invention as set forth in claims 6 to 8, quarries can be deposited so as to be able to be scooped by an excavator. Efficiency can be improved.

Further, according to the ninth aspect of the present invention,
The quarry is deposited in the quarry storage unit, and the operation of scooping the quarry deposited by the excavator and discharging it to the quarry crusher is repeated, and crushed stone is generated from the quarry crusher. Can be.

[Brief description of the drawings]

FIG. 1 is a diagram showing an entire configuration of a crushed stone processing system according to an embodiment of the present invention and an operation form thereof.

FIG. 2 is a block diagram illustrating an outline of a control mechanism of the crushed stone processing system according to the embodiment.

FIG. 3 is a diagram showing an entire configuration of a crushed stone processing system according to another embodiment of the present invention and a working form thereof.

FIG. 4 is a diagram showing an overall configuration of a crushed stone processing system according to another embodiment of the present invention and a working form thereof.

[Explanation of symbols]

 Reference Signs List 1 excavator 2 quarry storage unit 3 quarry 4 quarry carrier 5 quarry crusher 6 crushed stone 7 remote control device 20 first guide surface 21 second guide surface 22 bottom 23 quarry supply unit

Claims (9)

[Claims] In a crushed stone processing system for generating crushed stone, a quarry storage unit for storing quarry dropped below a loading surface into which quarry is carried in, and a quarry stored in the crushed stone storage unit are scooped and discharged. And a quarry crusher that crushes quarry discharged by the excavator to generate crushed stone. 2. A crushed stone processing system for generating crushed stone, a quarry transporter for transporting quarry, a quarry storage unit for storing quarry dropped below a loading surface carried by the quarry transporter, and a crushed stone storage unit. A quarry processing system comprising: an excavator that scoops and discharges quarry stored in a storage unit and a quarry crusher that crushes quarry discharged by the excavator to generate crushed stone. 3. A quarry processing system for generating crushed stone, wherein the quarry transporter transports quarry, and a quarry storage unit for storing quarry dropped below a loading surface carried by the quarry transporter. An excavator that automatically operates to scoop and discharge the quarry stored in the quarry storage unit; a quarry crusher that crushes the quarry discharged by the excavator to generate crushed stone; A crushed stone processing system, comprising: a remote operation device that remotely controls operation. 4. The method according to claim 1, wherein
The crushed stone processing system according to any one of claims 1 to 3, wherein a bottom surface of the crushed stone storage unit is located below a surface where the excavator is installed. 5. The method according to claim 1, wherein
The crushed stone processing system according to any one of claims 1 to 3, wherein a bottom surface of the crushed stone storage unit is located substantially on the same plane as an installation surface of the excavator. 6. A quarry storage unit of a quarry processing system for producing crushed stone, wherein a quarry storage bottom, a first guide surface for guiding quarry dropped by a quarry transporter to the bottom, and a quarry crusher. And a second guide surface for guiding the remaining quarry after scooping of the quarry by the excavator for transferring the quarry to return to the bottom portion. Reservoir. 7. The crushed stone storage unit of the crushed stone processing system according to claim 6, wherein the bottom surface of the bottom is located below a surface where the excavator is installed. 8. A quarry storage unit of a crushed stone processing system for generating crushed stone, comprising: a bottom for storing quarried stone; and a guide surface for guiding quarry dropped by a quarry carrier to the bottom. Crushed stone storage unit of crushed stone processing system. 9. A crushed stone processing method for producing crushed stone,
Dropping the quarry carried in by the crushed stone transporter into a quarry storage part having a bottom surface below the installation surface of the excavator, and quarrying the quarry deposited in the crushed stone storage part by the excavator to the quarry crusher. A crushed stone processing method, comprising the steps of discharging and crushing the quarry with the quarry crusher to generate crushed stone.