KR102305347B1 - Rock drilling apparatus - Google Patents

Abstract

A purpose of the present invention is to provide a bedrock drilling apparatus capable of improving bedrock drilling work efficiency by variably controlling a descending speed of a core drill by height section. To achieve the purpose, the bedrock drilling apparatus includes: a core drill drilling a hole on bedrock; a motor rotating the core drill; a cylinder lifting the core drill and a motor; a moving block combined with one side of the motor and lifted along a support rod; an oil pressure supply part lifted together with the moving block and supplying oil pressure to the cylinder such that the core drill and the motor can be lifted; a frame provided erectly on one side of the moving block; a lifting speed control guide combined with a lower part of one side of the frame and having a predetermined thickness in a lateral direction; and a lever member connected to one side of the oil pressure supply part to be lifted by the operation of the cylinder, and lifted along an upper part of one side of the frame and one side of the lifting speed control guide to be rotated within a predetermined angle range to control the oil pressure supplied from the oil pressure supply part, thereby varying a speed at which the core drill is lifted in accordance with a height section in which the core drill is lifted.

Description

Rock drilling device {ROCK DRILLING APPARATUS}

The present invention relates to a rock drilling device, and more particularly, to a rock drilling device for drilling a hole in a rock by rotating and lifting a core drill.

In general, there are many examples of using a vibro hammer drill when excavating rocks at various construction sites. However, there is a problem in that dust and vibration are also severely generated. This problem is that, when the construction site is adjacent to a place where buildings are densely populated or livestock is raised, it becomes a subject of civil complaints and many difficulties follow in the process of construction.

In order to solve this problem, a method has been proposed in which a hole of a certain size is drilled in the rock, and then a crusher is put into the hole to crack the rock.

In general, a rock drilling device for drilling a hole in a rock includes a core drill for drilling a hole in the rock, a motor for rotationally driving the core drill, and a cylinder for lifting and lowering the core drill.

However, in the conventional rock drilling apparatus, in a state in which the core drill is positioned above the rock to be drilled, the core drill is rotated by driving a motor, and at the same time, the core drill is moved at a low speed in the vertical downward direction by driving the cylinder It is configured to perform the drilling operation of

In this case, since it takes a lot of time for the core drill to reach the upper surface of the rock from the upper position of the rock, when drilling a plurality of rock, the speed of the rock drilling operation becomes slow, and there is a problem in that the work efficiency is reduced.

In addition, in the prior art, there is a device for manually operating a plurality of levers as a device for controlling each configuration of such a rock drilling device, but it is inconvenient to use because it is a manual type, and in a construction site where the working environment is poor, the position where the worker and the rock are drilled There is a problem that there is a risk that a safety accident may occur due to fragments of the bedrock because the safety distance between them cannot be ensured to be sufficiently spaced apart.

The prior art related to such a rock drilling device is shown in Korean Patent No. 10-1604760, Korean Patent No. 10-1658371, and the like.

The present invention has been devised to solve the above-mentioned problems, and it is an object of the present invention to provide a rock drilling apparatus capable of improving the rock drilling work efficiency by variably controlling the descending movement speed of the core drill for each height section.

Another object of the present invention is to provide a rock drilling apparatus capable of remotely controlling a rock drilling operation using a core drill by a remote controller.

Rock drilling apparatus of the present invention for implementing the object as described above, a core drill for drilling a hole in the rock; a motor for rotationally driving the core drill; a cylinder for lifting and lowering the core drill and the motor; a moving block coupled to one side of the motor and moving up and down along the support rod; a hydraulic pressure supply unit that is lifted together with the moving block and supplies hydraulic pressure to the cylinder so that the core drill and the motor are raised and lowered; a frame provided in an upright state on one side of the moving block; a lifting speed control guide coupled to a lower portion of one side of the frame and having a predetermined thickness in the lateral direction; And connected to one side of the hydraulic supply unit is lifted by driving the cylinder, and is rotated within a predetermined angle range as it moves up and down on an upper portion of one side of the frame and one side of the lifting speed control guide, the hydraulic supply unit and a lever member for varying the speed at which the core drill moves up and down according to a height section at which the core drill moves up and down by adjusting the hydraulic pressure supplied to the .

The lifting speed control guide has a predetermined thickness and width and includes a body portion provided to have a longitudinal direction in the vertical direction, and an inclined surface connected to one side of the frame obliquely without a step difference is formed at the upper end of the body portion, and the lever member is, a link portion rotatably provided around a hinge portion, a roller connected to the end of the link portion and rotating on one side of the lifting speed control guide including an upper portion of one side of the frame and the inclined surface; and a piston rod extending from one side of the link unit toward the hydraulic supply unit to adjust a cross-sectional area of a hydraulic flow path inside the hydraulic pressure supply unit in association with rotation of the link unit.

When the core drill descends, in an upper section in which the roller is in contact with the upper portion of one side of the frame, the piston rod is moved to the outside of the hydraulic supply unit by the one-way rotation of the link unit, so that the core drill is operated at a first speed In a lower section in which the roller is in contact with one side of the lifting speed control guide, the link part is rotated in the opposite direction to the one direction and the piston rod is moved to the inside of the hydraulic supply part, so that the core drill is It may be configured to perforate the rock while moving down at a second speed that is slower than the first speed.

The cylinder includes a first cylinder for driving the core drill downward and a second cylinder for driving the core drill upward, and when the core drill moves upward, the core drill is operated by driving the second cylinder It may be configured to move upward at the first speed.

The elevating speed control guide may be detachably coupled to the frame.

The lifting speed control guide includes a reinforcing member coupled to the front portion of the body portion, an extension extending from the reinforcing member to the other side, a connecting portion extending rearwardly from the extension, and rotatable on the other side of the connecting portion It may further include a screw portion extending to one side from the head portion, and the head portion provided to pass through the connection portion.

A support member for supporting the link unit may be additionally provided at one side of the hydraulic supply unit to maintain the roller in contact with one side of the frame or one side of the lifting speed adjusting guide.

A precision control valve for precisely controlling the supplied hydraulic pressure may be connected to the hydraulic pressure supply unit.

A wireless power button for outputting a wireless hydraulic pressure supply signal for supplying hydraulic pressure to the first and second cylinders, a wireless motor button for outputting a wireless motor operation control signal for operating the motor, to drive the first cylinder A wireless first cylinder button for outputting a wireless first cylinder drive control signal, a wireless second cylinder button for outputting a wireless second cylinder drive control signal to drive the second cylinder, and the wireless hydraulic supply signal, the wireless a remote controller having a transmitter for wirelessly transmitting a motor operation control signal, the wireless first cylinder drive control signal, and the wireless second cylinder drive control signal; a receiver for receiving the wireless hydraulic pressure supply signal, the wireless motor operation control signal, the wireless first cylinder drive control signal, and the wireless second cylinder drive control signal from the remote control; and controlling the hydraulic pressure to be supplied to the first cylinder and the second cylinder according to the wireless hydraulic pressure supply signal, controlling the operation of the motor according to the wireless motor operation control signal, and controlling the operation of the motor according to the wireless first cylinder driving control signal It may include a control unit that controls the driving of the first cylinder, and controls the driving of the second cylinder according to the wireless second cylinder driving control signal.

In one embodiment, the remote control may be made of a mechanical button.

In another embodiment, the remote control may be formed of a touch panel type button and a display unit.

The remote controller may further include a core drill rotation acceleration button, a core drill rotation deceleration button, an emergency stop button, a core drill rotation speed display unit, and a core drill elevation height display unit.

According to the rock drilling device according to the present invention, when the core drill moves down for rock drilling, it moves down at high speed in the upper section and moves down at low speed in the lower section, so that the rock drilling operation can be performed quickly. Therefore, it is possible to improve the efficiency of the rock drilling operation.

In addition, after the rock drilling is completed, when the core drill moves upward, it is configured to move upward at high speed over the entire lower section and the upper section, so that the rock drilling operation can be performed more quickly.

In addition, by configuring so that the rock drilling operation using the core drill can be remotely controlled by the remote control, it is possible to prevent safety accidents that may occur during the rock drilling at the construction site in advance.

1 is a side schematic view of a rock drilling device according to the present invention;
2 is a front view showing a state in which the core drill descends at a high speed at a first speed in the rock drilling device according to the present invention;
3 is a front view showing a state in which the core drill is lowered at a low speed at a second speed in the rock drilling device according to the present invention;
Figure 4 is a perspective view of the lifting speed adjustment guide provided in the rock drilling device according to the present invention;
Figure 5 is a front view showing a state that the lifting speed control guide is coupled to one side of the frame provided in the rock drilling device according to the present invention;
6 is an operation state diagram showing a state of drilling a rock using the rock drilling device according to the present invention;
7 is a control block diagram of a rock drilling apparatus according to an embodiment of the present invention;
8 is a control block diagram of a rock drilling apparatus according to another embodiment of the present invention.

Hereinafter, the configuration and operation of the preferred embodiment of the present invention will be described in detail with reference to the accompanying drawings.

Referring to FIG. 1 , the rock drilling apparatus 1 according to an embodiment of the present invention may be configured to be connected to the excavator 100 . The excavator 100 includes a lower traveling body 101 driven in a caterpillar manner, an upper revolving body 102 rotatably mounted on the lower traveling body 101 , and the upper revolving body 102 . It may be composed of a front attachment 103 mounted on the.

The front attachment 103 includes a boom 104 movably supported by the upper revolving body 102 and an arm driven cylinder 106 movably supported by an end of the boom 104 in the front-rear direction. It may be configured to include an arm 105 driven by the action of , and a frame 108 connected to an end of the arm 105 and rotatably provided in the vertical direction by a frame driving cylinder 107 .

The upper and lower ends of the support rod 109 are fixed to the upper and lower ends of the frame 108 , and the movable block 110 capable of moving up and down along the support rod 109 is coupled to the outer surface of the support rod 109 . A plurality of supports 111 for stably fixing and supporting the frame 108 on a rock may be provided at a lower portion of the frame 108 .

1 to 3 , a motor 310 is coupled to one side of the moving block 110 , and a core drill 320 rotated by the driving of the motor 310 is provided at a lower portion of the motor 310 . are connected The core drill 320 is formed in a cylindrical shape, and a drill bit 321 is formed at the lower end of the core drill 320 for drilling a hole H in the rock (R; see FIG. 7 ) by rotational movement.

Cylinders 330 and 360 for driving the motor 310 and the core drill 320 to move up and down are installed in the frame 108 .

A hydraulic pressure supply unit 330a for supplying hydraulic pressure to the cylinders 330 and 360 is installed in the moving block 110, and the moving block 110 and the hydraulic pressure supply unit 330a move up and down together by driving the cylinders 330 and 360. do.

The frame 108 is provided in an upright state on one side of the moving block 110 .

The lower portion of the one side 108a of the frame 108 is coupled to the elevation control guide 350 having a predetermined thickness in the lateral direction.

4, the elevation adjustment guide 350 is detachably coupled to the frame 108, has a predetermined thickness and width, and includes a body portion 351 provided to have a vertical direction in the vertical direction, and , an inclined surface 351a connected to one side 108a of the frame 108 and inclined without a step difference is formed at an upper end of the body portion 351 .

In addition, the lifting control guide 350 includes a reinforcing member 352 coupled to the front portion of the body 351 , an extension 353 extending from the reinforcing member 352 to the other side, and the extension A connecting portion 354 extending backward from the portion 353, a head 355 rotatably provided on the other side of the connecting portion 354, and a connecting portion extending to one side from the head 355 and the connecting portion ( It may further include a threaded portion 356 penetrating 354.

When describing the process of coupling the elevating adjustment guide 350 to the frame 108, the frame 108 is positioned between the other side of the body 351 and one side of the connecting unit 354. , when a tool such as a wrench is inserted into the head part 355 and rotated in one direction, the screw part 356 is screwed along the screw tab (not shown) formed inside the connection part 354 while being screwed into the screw part 356. The end is in close contact with the other side of the frame 108 so that the elevation adjustment guide 350 is coupled to the frame 108 .

2 to 5 , a lever member 370 is connected to one side of the hydraulic pressure supply unit 330a. The lever member 370 is moved up and down together with the hydraulic pressure supply unit 330a by driving the cylinders 330 and 360 .

The lever member 370 is rotated within a predetermined angle range as it moves up and down along the upper portion of one side 108a of the frame 108 and one side 350a of the elevating speed control guide 350 . By adjusting the hydraulic pressure supplied to the hydraulic pressure supply unit 330a, the speed v1 and v2 at which the core drill 320 moves up and down according to the height sections A and B in which the core drill 320 moves up and down is variable. make it possible

As a configuration for this, the lever member 370 includes a link part 372 rotatably provided about the hinge part 371 , and is connected to an end of the link part 372 and of the frame 108 . A roller 373 that rotates and moves on one side 350a of the lifting speed control guide 350 including an upper portion of one side 108a and the inclined surface 351a, and one side of the link part 372 It may be configured to include a piston rod 375 extending toward the hydraulic supply unit 330a to adjust the cross-sectional area of the hydraulic flow path inside the hydraulic pressure supply unit 330a in association with the rotation of the link unit 372 .

In addition, on one side of the hydraulic supply unit 330a, the roller 372 is linked to one side 108a of the frame 108 or one side 350a of the lifting speed control guide 350 to maintain a contact state. A support member 374 for supporting the part 374 may be additionally provided. The support member 374 may have various structures for pressing the link portion 372 in a direction toward the frame 108, and in an embodiment, it may be composed of an elastic member such as a spring, a hydraulic cylinder, or the like. .

Referring to FIG. 2 , when the core drill 320 moves downward, the link portion 372 is located in the upper section A in which the roller 373 is in contact with the upper portion of one side 108a of the frame 108 . ), the piston rod 375 is moved to the outside of the hydraulic supply unit 330a by one-way rotation, so that the core drill 320 moves downward at a first speed v1.

That is, FIG. 2 shows a lowered state before the core drill 320 reaches the upper surface of the drilling target rock (R) from the upper side of the drilling target rock (R), and the roller 373 is one of the frame (108). Since it descends while contacting the side surface 108a, the roller 373 and the link part 372 are in a state rotated counterclockwise. In this case, the piston rod 375 is extended in the outward direction of the hydraulic cylinder 330a so that the hydraulic flow path formed inside the hydraulic cylinder 330a is maximally opened, so that a large amount of hydraulic pressure is supplied to the cylinders 330 and 360. Accordingly, the core drill 320 moves downward at a high first speed v1.

Referring to FIG. 3 , when the core drill 320 moves downward, the link part ( 372 is rotated in the opposite direction to the one direction to move the piston rod 375 to the inside of the hydraulic supply unit 330a, so that the core drill 320 operates at a second speed v2 slower than the first speed v1. ) to move down and may be configured to perforate the bedrock (R).

That is, FIG. 3 shows a descending state in which the core drill 320 reaches the upper surface of the drilling target rock R and drills the rock R, and the roller 373 is the elevating speed adjustment guide 350 ) of the body portion 351, when it moves further down by riding on the inclined surface 351a formed on the upper end of the body portion 351 and comes into contact with one side surface 350a of the body portion 351, it corresponds to the lateral thickness of the body portion 351 The roller 373 and the link portion 372 rotate in a clockwise direction with the hinge portion 371 as the center of rotation. In this case, the piston rod 375 is drawn in the inner direction of the hydraulic cylinder 330a to form an area corresponding to about half of the state in which the hydraulic flow path formed inside the hydraulic cylinder 330a is maximally opened. As the hydraulic pressure of the flow rate is supplied to the cylinders 330 and 360, the core drill 320 is rotated while moving downward at the second speed v2, which is a low speed, thereby perforating the rock rock R from the top to the bottom.

Meanwhile, a precision control valve 340 (refer to FIG. 7 ) for precisely controlling the supplied hydraulic pressure may be additionally connected to the hydraulic pressure supply unit 330a. The precision control valve 340 is a manual valve of a dial type, and by rotating it in one direction or the opposite direction, it is possible to precisely control the flow rate of hydraulic pressure supplied to the cylinders 330 and 360, and the precision control valve 340 The first speed v1 and the second speed v2 can be set by the operator in proportion to the rotation amount of the .

Meanwhile, the cylinders 330 and 360 include a first cylinder 330 for downwardly driving the core drill 320 and a second cylinder 360 for upwardly driving the core drill 320 , and the core drill During the upward movement of 320 , the core drill 320 may be configured to upwardly move at the first speed v1 by driving the second cylinder 360 .

With reference to FIG. 6, a description will be given of the rock drilling process.

First, in a state in which the frame 108 is fixed in an upright state on the upper surface of the rock R as shown in FIG. 6 (a), the core drill 320 by driving the motor 310 and the first cylinder 330 is rotated and moved downward at the first speed v1 at the same time.

Referring to FIG. 6 (b), when the lower end of the core drill 320 reaches a height set upward from the upper surface of the rock R, as described above, the elevating speed adjustment guide 350 and the lever member 370. By the mechanical action of the core drill 320 while maintaining the rotational state while moving at a low speed at the second speed (v2) to drill the rock (R).

Referring to FIG. 6 ( c ), after the core drill 320 moves down to a set position and the rock R is drilled, the core drill 320 rotates by driving the second cylinder 360 . While maintaining a high-speed upward movement at the first speed v1.

During the upward movement of the core drill 320, not only the upper section A but also the lower section ( Also in B), it moves upward at a high speed at the first speed v1.

After the core drill 320 moves upward to a set height, the rock drilling operation is completed by withdrawing the perforated rock R1 as shown in FIG. 6 (d). When performing a number of drilling operations in the bedrock, the above process is repeated.

As described above, according to the present invention, during the rock drilling operation, the core drill 320 moves down at a high speed at the first speed v1 in the upper section A before reaching the rock, and the core drill 320 is In the lower section (B) for drilling the bedrock (R) immediately before reaching the bedrock (R), the movement is lowered at a low speed at the second speed (v2), and after the drilling of the bedrock (R) is finished, the first speed (v1) ) by allowing it to move upward at a high speed, there is an advantage in that the rock drilling work can be performed quickly and stably.

On the other hand, referring to Figures 1 and 7, the rock drilling apparatus 1 of the present invention is configured to be able to select a semi-automatic mode and a remote control mode.

As a configuration for this, the excavator 100 is provided with a semi-auto mode button 160 for setting the semi-auto mode and a remote control mode button 170 for setting the remote control mode.

When the semi-automatic mode is set, as a configuration for executing the semi-automatic mode, the excavator 100 is a power button for outputting a hydraulic pressure supply signal to supply hydraulic pressure to the first cylinder 330 and the second cylinder 360 . (120), a motor button 130 for outputting a motor operation control signal for driving the motor 310, a first cylinder button for outputting a first cylinder driving control signal for driving the first cylinder 330 140, a second cylinder button 150 for outputting a second cylinder drive control signal to drive the second cylinder 360, and the first cylinder 330 and the second cylinder according to the hydraulic pressure supply signal Controlling the hydraulic pressure to be supplied to 360, controlling the operation of the motor 310 according to the motor operation control signal, and controlling the driving of the first cylinder 330 according to the first cylinder driving control signal, , the control unit 200 for controlling the driving of the second cylinder 360 according to the second cylinder driving control signal.

When set to the remote control mode, as an embodiment of the configuration for executing the remote control mode, outputting a wireless hydraulic pressure supply signal to supply hydraulic pressure to the first cylinder 330 and the second cylinder 360 A wireless power button 410, a wireless motor button 420 for outputting a wireless motor operation control signal for operating the motor 310, and a wireless first cylinder driving control signal for driving the first cylinder 330 A wireless first cylinder button 430 to output, a wireless second cylinder button 440 to output a wireless second cylinder drive control signal to drive the second cylinder 360, and the wireless hydraulic supply signal, the wireless a remote controller 400 having a transmitter 401 for wirelessly transmitting a motor operation control signal, the wireless first cylinder drive control signal, and the wireless second cylinder drive control signal; a receiver 201 for receiving the wireless hydraulic pressure supply signal, the wireless motor operation control signal, the wireless first cylinder drive control signal, and the wireless second cylinder drive control signal from the remote controller 400; and controlling the hydraulic pressure to be supplied to the first cylinder 330 and the second cylinder 360 according to the wireless hydraulic pressure supply signal, and controlling the operation of the motor 310 according to the wireless motor operation control signal, and A control unit 200 for controlling the driving of the first cylinder 330 according to a wireless first cylinder driving control signal and controlling the driving of the second cylinder 360 according to the wireless second cylinder driving control signal can do.

In the above embodiment, the remote control 400 is configured as a mechanical button type, but in another embodiment, the remote control 400 may be replaced with a touch pad type remote control 400-1.

Referring to FIG. 8 , the touchpad type remote control 400-1 may include a touch panel type button and a display unit, and in one embodiment, a transmission unit 401 and a wireless power button 410-1. , wireless motor button 420-1, wireless first cylinder button 430-1, wireless second cylinder button 440-1, core drill rotation acceleration button 450, core drill rotation deceleration button 460, It may be configured to include an emergency stop button 470 , a core drill rotation speed display unit 480 , and a core drill elevation height display unit 490 .

As described above, the present invention is configured so that the rock drilling operation using the core drill 320 can be remotely controlled by the remote controller 400 and 400-1, thereby preventing safety accidents that may occur during rock drilling at the construction site in advance. There is this.

As described above, the present invention is not limited to the above-described embodiments, and obvious modifications can be made by those of ordinary skill in the art to which the invention pertains without departing from the technical spirit of the invention as claimed in the claims. It is possible, and such modifications fall within the scope of the present invention.

1: rock drilling device 100: excavator
101: lower running body 102: upper revolving body
103: front attachment 104: boom
105: arm 106: arm drive cylinder
107: frame driving cylinder 108: frame
108a: one side of the frame 109: support bar
110: moving block 111: support
120: power button 130: motor button
140: first cylinder button 150: second cylinder button
160: semi-auto mode button 170: remote control mode button
200: control unit 201: receiving unit
310: motor 320: core drill
321: perforated bit 330: first cylinder
330a: hydraulic supply 340: precision control valve
350: elevating speed control guide 351: body portion
351a: inclined surface 351b: one side of the body
352: reinforcement part 353: extension part
354: connection 355: head
356: screw 360: second cylinder
370: lever member 371: hinge part
372: link portion 373: roller
374: support member 375: piston rod
400,400-1: remote control 401: transmitter
410,410-1: wireless power button 420,420-1: busbar motor button
430,430-1: wireless first cylinder button 440,440-1: wireless second cylinder button
450: core drill rotation acceleration button 460: core drill rotation deceleration button
470: emergency stop button 480: core drill rotation speed display unit
490: core drill elevating height display v1: first speed
v2: second speed A: upper section
B: lower section

Claims (12)

a core drill for drilling holes in the rock;
a motor for rotationally driving the core drill;
a cylinder for lifting and lowering the core drill and the motor;
a moving block coupled to one side of the motor and moving up and down along the support rod;
a hydraulic pressure supply unit that is lifted together with the moving block and supplies hydraulic pressure to the cylinder so that the core drill and the motor are raised and lowered;
a frame provided in an upright state on one side of the moving block;
a lifting speed control guide coupled to a lower portion of one side of the frame and having a predetermined thickness in the lateral direction; and
It is connected to one side of the hydraulic supply unit and is lifted by driving the cylinder, and rotates within a predetermined angle range as it moves up and down on the upper part of one side of the frame and one side of the lifting speed control guide to the hydraulic supply unit. a lever member for varying a speed at which the core drill moves up and down according to a height section at which the core drill moves up and down by adjusting the supplied hydraulic pressure;
A rock drilling device comprising a. According to claim 1,
The elevating speed control guide has a predetermined thickness and width and includes a body portion provided to have a vertical direction in the vertical direction,
An inclined surface is formed on the upper end of the body part to be inclinedly connected to one side of the frame without a step,
The lever member includes a link part rotatably provided around a hinge part, and connected to an end of the link part, riding on one side of the lifting speed control guide including an upper portion of one side of the frame and the inclined surface. Rock drilling apparatus comprising a roller and a piston rod extending from one side of the link part to the hydraulic supply part and adjusting the cross-sectional area of the hydraulic flow path inside the hydraulic supply part in association with the rotation of the link part. 3. The method of claim 2,
When moving the core drill down,
In an upper section in which the roller is in contact with the upper portion of one side of the frame, the piston rod is moved to the outside of the hydraulic supply unit by one-way rotation of the link unit, and the core drill moves downward at a first speed,
In a lower section in which the roller is in contact with one side of the lifting speed adjusting guide, the link part is rotated in the opposite direction to the one direction so that the piston rod is moved to the inside of the hydraulic supply part, so that the core drill is slower than the first speed A rock drilling device, characterized in that it moves down at a second speed and drills the rock. 4. The method of claim 3,
The cylinder includes a first cylinder for driving the core drill downward and a second cylinder for driving the core drill upward,
When the core drill moves upward, the core drill moves upward at the first speed by driving the second cylinder. 3. The method of claim 2,
The lifting speed adjustment guide is a rock drilling device, characterized in that detachably coupled to the frame. 6. The method of claim 5,
The lifting speed control guide includes a reinforcing member coupled to the front portion of the body portion, an extension extending from the reinforcing member to the other side, a connecting portion extending rearwardly from the extension, and rotatable on the other side of the connecting portion Rock drilling device, characterized in that it further comprises a head provided to be provided, and a screw portion extending to one side from the head and penetrating the connection portion. 3. The method of claim 2,
Rock drilling device, characterized in that the support member is additionally provided on one side of the hydraulic supply part to support the link part so that the roller maintains a state in which the roller is in contact with one side of the frame or one side of the lifting speed control guide . According to claim 1,
Rock drilling device, characterized in that the precision control valve for precisely controlling the hydraulic pressure supplied to the hydraulic supply unit is connected and installed. 5. The method of claim 4,
A wireless power button for outputting a wireless hydraulic pressure supply signal for supplying hydraulic pressure to the first and second cylinders, a wireless motor button for outputting a wireless motor operation control signal for operating the motor, to drive the first cylinder A wireless first cylinder button for outputting a wireless first cylinder drive control signal, a wireless second cylinder button for outputting a wireless second cylinder drive control signal to drive the second cylinder, and the wireless hydraulic supply signal, the wireless a remote controller having a transmitter for wirelessly transmitting a motor operation control signal, the wireless first cylinder drive control signal, and the wireless second cylinder drive control signal;
a receiver for receiving the wireless hydraulic pressure supply signal, the wireless motor operation control signal, the wireless first cylinder drive control signal, and the wireless second cylinder drive control signal from the remote control; and
Controlling the supply of hydraulic pressure to the first cylinder and the second cylinder according to the wireless hydraulic pressure supply signal, controlling the operation of the motor according to the wireless motor operation control signal, and controlling the operation of the motor according to the wireless first cylinder driving control signal A control unit for controlling the driving of the first cylinder, and controlling the driving of the second cylinder according to the wireless second cylinder driving control signal; Rock drilling device comprising a. 10. The method of claim 9,
The remote control is a rock drilling device, characterized in that consisting of a mechanical button. 10. The method of claim 9,
The remote control is a rock drilling device, characterized in that consisting of a touch panel type button and display. 12. The method of claim 11,
The remote control, a core drill rotation acceleration button, a core drill rotation deceleration button, an emergency stop button, a core drill rotation speed display unit and a core drill lifting height display unit, characterized in that the rock drilling device is further provided.

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