JPH09242123A - Operating apparatus for construction machine - Google Patents

Abstract

PROBLEM TO BE SOLVED: To make fine adjustment easy and relieve a burden for an operator by a method wherein a pair of first operating members for commanding swing motions to the right and the left and a pair of second operating members for commanding turning motion are provided at operating levers installed on both sides of an operator's seat, and the operating members are made available for finger-tip operations. SOLUTION: As an operating switch 8R attached to an operating lever 1R is turned on, a holding device turns clockwise, and the holding device turns counterclockwise with an operating switch 8L turned on. As an operating switch 9R attached to an operating lever 1L is turned on, the holding device swings toward the right, and the holding device swings toward the left with an operating switch 9L turned on. By providing the operating switches 8R, 8L and 9R, 9L respectively at the operating levers 1R and 1L, the holding device can be operated by finger-tip operations in turning and swing motions, and thereby fine adjustment can be made easily.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to, for example, erection of piles,
The present invention relates to an operating device for operating a construction machine such as an erection and dismantling machine for dismantling, and particularly to an operating device for a construction machine that performs various works by an operating lever provided on the side of a driver's seat.

[0002]

2. Description of the Related Art When performing underground construction such as subway construction or construction of a basement floor of a building, a dismantling machine to prevent swelling or collapse of piles for retaining earth such as sheet piles buried in a wall It is designed to be installed and dismantled in the underground space excavated by using the steel to support the piles. A gripping device equipped with a cylinder that can be driven by hydraulic pressure is attached to the tip of the arm of the hydraulic excavator of the dismantling machine so that it can move up and down, front and back, and can swing vertically and horizontally and rotate. The mold is gripped by the gripping device, and the gripped mold steel is moved up and down, back and forth, or rotated to perform the work.

The erection / disassembly machine equipped with such a gripping device is operated by an operation lever provided at the side of the driver's seat and an operation pedal provided at the foot of the driver's seat. The operation lever is provided so as to be tiltable between upper, lower, left and right work positions and the neutral position, and the operation pedal is provided so as to be tiltable between front and rear work positions and the neutral position. The above-described various work contents are assigned to the work positions of the operation lever and the operation pedal, and the work is performed by tilting the operation lever and the operation pedal to positions suitable for the work contents.

[0004]

However, since the operating lever is operated by hand, it is easy to make fine adjustments of work such as moving the gripping device little by little, but the operating pedal is operated by the foot. It is difficult to make fine adjustments, and as a result, it is difficult to perform the work assigned to the operation pedals while making fine adjustments. In particular, the work of rotating and laterally swinging the gripping device provided in the erection and dismantling machine described above requires a fine operation. Therefore, performing this work with the operation pedal puts a heavy burden on the foot and causes fatigue to the driver. Is big.

An object of the present invention is to provide an operating device for a construction machine capable of easily performing detailed work on a construction machine such as a dismantling machine.

[0006]

[Means for Solving the Problems] FIG. 1 showing one embodiment.
The present invention will be described with reference to FIG. 7. The present invention according to claim 1 is directed to a lower traveling body 20 that is self-propelled, an upper revolving body 22 that revolves with respect to the lower traveling body 20, and an upper revolving body. Depression means 3 provided at least 22 in a depressible manner
0 and a gripping device 34 which is installed at the tip of the depression suppressing means 30 so as to be vertically and horizontally swingable and rotatable and which grips the shape steel, and which is an operating device for operating a construction machine.
Operation levers 1R and 1L are provided on both sides of the operation lever 1
The gripping device 34 is applied to an operating device of a construction machine that swings at least the upper revolving structure 22, suppresses the depression device 30 and vertically swings the gripping device 34 by tilting R and 1L.
Pair of first operating members 8R, 8 for instructing left and right swings of the
The above object is achieved by providing a pair of second operating members 9R, 9L for instructing the rotation of L and the gripping device 34 on each operating lever 1R, 1L.

The present invention further comprises a console 4 provided with grip switches 5R and 5L for gripping the gripping device 34.

In a third aspect of the invention, a pair of first and second operating members 8R, 8L, 9R and 9L are provided side by side.

In the operating device for a construction machine according to claim 1, the operating members 8R, 8L, 9 provided on the operating levers 1R, 1L are provided.
This operation member 8 is operated by operating R and 9L with a fingertip.
The work of rotating the gripping device 34 assigned to R, 8L, 9R, and 9L and swinging the gripping device to the left and right is performed.

In the operating device for the construction machine according to claim 3, since the operating members 8R, 8L, 9R, 9L are arranged side by side, the gripping device 34 is swung to the left when the left members 8L, 9L are turned on. Alternatively, the left rotation is performed by swinging the gripping device 34 to the right or rotating the right rotation when the right side members 8R and 9R are off, so that the positions of the operation members 8R, 8L, 9R and 9L and the actual work direction are changed. Are the same, which makes the work easier.

In the section of the means for solving the above-mentioned problems, which explains the configuration of the present invention, the drawings of the embodiments of the present invention are used to make the present invention easier to understand. However, the present invention is not limited to this.

[0012]

Embodiments of the present invention will be described below with reference to the drawings. 1 is a front view of a driver's seat which is an operating device according to the present invention, FIG. 2 is a rear perspective view of a driver's seat which is an operating device according to the present invention, FIG. 3 is a perspective view of an operating lever provided in the driver's seat, and FIG. 5 is a circuit diagram of a hydraulic device operated by an operating device according to the present invention, FIG. 5 is a side view showing an embodiment of an erection / disassembly machine to which the operating device according to the present invention is applied, and FIG. 6 is an embodiment of FIG. FIG. 7 is a plan view of the erection / disassembly machine, and FIG. 7 is a partial cross-sectional side view of the gripping device of the erection / disassembly machine according to the embodiment of FIG. First, the configuration of the erection dismantling machine will be described with reference to FIGS. 5, 6 and 7.

As shown in FIGS. 5 and 6, the hydraulic excavator main body 23 is constructed by installing an upper swing body 22 on a lower traveling body 20 via a swing device 21. Two
Reference numeral 4 denotes a bracket fixedly installed on the upper swing body 22, and when used as a hydraulic excavator, the boom and the boom cylinder are connected by a pin. In the present embodiment, the pin hole of the bracket 24 is used. hand,
The mast 25 is replaceably attached to the boom or boom cylinder by the pins 26 and 27.

The mast 25 includes an inner cylinder 25a attached to the bracket 24 by pins 26 and 27, an outer cylinder 25b slidably fitted in the inner cylinder 25a, and a built-in inner cylinder 25a. Is attached to the inner cylinder 25a, and the upper end of the piston rod is pinned to the outer cylinder 25b.

A telescopic arm 30 is attached to the top of the mast 25 so as to be lifted up and down around a pin 28a by a lifting hydraulic cylinder 29. More specifically, telescopic arm 3
0 is attached to the upper part of the outer cylinder 25b by a pin 28a,
The tube end of the elevation hydraulic cylinder 29 is attached to the lower portion of the outer cylinder 25b by a pin 28b. The telescopic arm 30 includes an outer cylinder 32 connected to the mast 25 by a pin 28a, an inner cylinder 31 slidably fitted in the outer cylinder 32, and a hydraulic cylinder 33 for expansion and contraction built in these. The base end of the expansion / contraction hydraulic cylinder 33 is connected to the outer cylinder 32, and the piston rod is connected to the inner cylinder 31. The stroke of the telescopic arm 30 is set to be larger than the amount of movement by which the mold steel can be separated from the state where the mold steel is gripped, that is, the width of the mold steel.

A vertical cylinder swinging hydraulic cylinder 41, which will be described later, is housed in the inner cylinder 31 of the telescopic arm 30, its base end is connected to the inner cylinder 31, and the piston rod is connected to a link 75, which will be described later.

As shown in FIGS. 5 and 6, the gripping device 3 is provided at the tip of the telescopic arm 30, that is, at the tip of the inner cylinder 31.
4 is attached via a vertical swinging device 35, a horizontal swinging device 36, and a turning device 37. The vertical swinging device 35 is connected to the bracket 38 attached to the tip of the inner cylinder 31 of the telescopic arm 30, the bracket 40 attached to the bracket 38 so as to be vertically movable around the pin 39, and the brackets 38 and 40. Link mechanism 75,
It is composed of a vertical swinging hydraulic cylinder 41 mounted between the link mechanism 75 and the inner cylinder 31.

As shown in FIGS. 5, 6 and 7, the left and right swinging device 36 includes a bracket 43 mounted on the bracket 40 so as to be swingable left and right about a pin 42, and the brackets 40, 43. It is composed of a pair of left and right swing hydraulic cylinders 44 and 45 mounted on the left and right, and swings the bracket 43 left and right by extending one of the left and right swing hydraulic cylinders 44 and 45 and contracting the other. Is.

The turning device 37, as shown in FIG. 7, has an outer ring 46 attached to the bracket 43 of the left and right swinging device 36.
An inner ring 47 which is rotatably attached to the inner circumference of the outer ring 46 and has an internal gear, a turning hydraulic motor 48 attached to the bracket 43, and an output shaft of the turning hydraulic motor 48. It comprises a pinion 49 that meshes with the internal gear 47 and a revolving frame 50 fixed to the inner ring 47.

As shown in FIGS. 5, 6 and 7, the gripping device 34 has side plates 51 fixedly attached to both sides of the revolving frame 50, and fixing claws 52 attached to the lower portions of the side plates 51, respectively. It is composed of a movable claw 54 attached to the top of each side plate 51 via a parallel link mechanism 53, and a hydraulic cylinder 62 for opening and closing the movable claw 54. The side plate 5
1, the fixed claw 52, the parallel link mechanism 53, the movable claw 54, and the opening / closing hydraulic cylinder 62 are provided one by one as shown in FIG. The parallel link mechanism 53 includes links 57 and 58 rotatably attached to the side plates 51 by pins 55 and 56, respectively, and a pin 5 at the tip of each link 57 and 58.
And a bracket 61 which is rotatably connected by 9, 60 and is integral with the movable claw 54.
The line connecting 9,60 forms a parallelogram. The opening / closing hydraulic cylinder 62 is provided between the rearward extending portion of the link 57 and the revolving frame 50.

As shown in FIGS. 1 and 2, the operating device according to the present invention includes operating levers 1R and 1L provided on both sides of the driver's seat 10 and a second operating lever provided in front of the driver's seat 10. 2R, 2L, operation pedals 3R, 3L provided on both sides of the second operation levers 2R, 2L in the lower front part of the driver's seat 10, and a console 4 provided behind the operation lever 1R.

The driver's seat 10 is mounted on the floor of the operator's cab in a state where the position can be adjusted in the vertical direction and the front-back direction. Here, the front-back direction and the left-right direction of the driver's seat 10 are the directions with respect to the operator seated in the driver's seat 10.

The operating levers 1R and 1L are mounted on both sides of the driver's seat 10 so as to be tiltable between the upper, lower, left and right working positions and the neutral position, and a hydraulic pilot pressure or an electric signal according to the tilt angle is provided. Is output. Further, as shown in FIG. 3, the operation levers 1R and 1L are provided with button type operation switches 8R, 8L, 9R and 9L, respectively. The operation pedals 3R and 3L are attached to the floor surface of the operator's cab so as to be tiltable between the front and rear work positions and the neutral position, and hydraulic pilot pressure or an electric signal corresponding to the tilt angle is output. Switches 5R and 5L (see FIG. 9) for driving the movable claws 54 of the gripping device 34 to grip and release the mold steel are attached to the console 4. Operating levers 1R, 1L, operating pedal 3
R, 3L, operation switches 8R, 8L, 9R, 9L and switches 5R, 5L are for controlling various operations such as a depression operation and a turning operation of the dismantling machine, and the respective work positions will be described later. Work is assigned. In the present embodiment, the two operation pedals 3R,
Of the 3L, only the operation pedal 3R on the right side of the driver's seat 10 is used.

On the other hand, the second operating levers 2R, 2L are mounted so as to be tiltable between the front and rear working positions and the neutral position, and a hydraulic pilot pressure or an electric signal corresponding to the tilt angle is output. Then, the lower traveling body 20 of the erection / disassembly machine is driven by the hydraulic pilot pressure or the electric signal to control the movement of the erection / disassembly machine.

Next, the hydraulic circuit of FIG. 4 will be described. The first to third pumps P1 to P3 are driven by the engine Eng to discharge pressure oil. The discharge oil of the first pump P1 is supplied to the first control valve CV1, the discharge oil of the second pump P2 is supplied to the second control valve CV2, and the discharge oil of the third pump P3 is supplied to a circuit (not shown). It The control valves CV1 and CV2 include operation levers 1R, 1L, 2R, 2L and operation pedals 3R,
Switching operation is performed by hydraulic pilot pressure or electric signal output according to operation of 3L. The first control valve CV1 includes valve portions V11 to V15, the valve portion V11 is a left traveling hydraulic motor M1, the valve portion V12 is a telescopic hydraulic cylinder 33, the valve portion V14 is an elevation hydraulic cylinder 29, and the valve portion V15 is a swing. The speed and the driving direction of the upper swing structure swing hydraulic motor M2 included in the device 21 are controlled, respectively. The valve unit V1
The 3rd mast cylinder is connected to 3 when the mast is expanded and contracted in two stages. The second control valve CV2 includes valve portions V21 to V24.
The valve unit V21 includes a right traveling hydraulic motor M3 and a valve unit V2.
Reference numeral 2 controls the speed and drive direction of the vertical swinging hydraulic cylinder 41 and the valve portion V23, respectively. The valve portion V24 is a grip attachment CA.
The pressure oil is supplied to the solenoid valves CA1 and CA2. The solenoid valve CA1 controls the driving direction of the opening / closing hydraulic cylinder 62 by opening / closing the solenoid valve CA1, and the second solenoid valve CA2 controls the valve portion V3.
1 and V32, the valve portion V31 controls the driving direction of the left and right swing hydraulic cylinders 44 and 45, and the valve portion V32 controls the driving direction of the turning hydraulic motor 48 of the gripping device 34.

In the figure, SR is a slow return valve that is incorporated in a circuit other than the traveling device and the turning device to throttle the flow rate,
The speed of each actuator is slowed down. This is incorporated in order to make the H-section steel or the like gripped by the gripping attachment CA an optimum speed for the bolt alignment work. The symbol of the slow return valve SR in the figure is a schematic one.

FIG. 8 is a diagram showing the relationship between the working positions of the operating levers 1R and 1L, the operating levers 2R and 2L, and the operating pedal 3R and the work of the dismantling machine and the holding device, and FIG. 9 is the operating switches 8R, 8L and 9R. 9L, 9L on / off and the work of the gripping device, and the position of the changeover switch attached to the console 4 and the work. As shown in FIG. 8, the right operation lever 1R drives the mast expanding / contracting hydraulic cylinder 25c at the work position before and after the operation lever 1R to move the mast 25 up and down. That is, by tilting the operation lever 1R forward, the valve portion V23 of the hydraulic circuit shown in FIG. 3 is operated and the mast 25 contracts, and by tilting rearward, the mast 25 extends. At the left and right work positions, the vertical swinging hydraulic cylinder 41 is driven to perform the work of tilting the gripping device 34 up and down (tilt). That is, by tilting the operation lever 1R to the left, the valve portion V22 is operated, the vertical swinging hydraulic cylinder 41 contracts so that the gripping device 34 faces downward, and the operation lever 1R is tilted to the right. , Gripping device 34
The vertical swinging hydraulic cylinder 41 extends so that the arrow points upward.

On the other hand, the operating lever 1L drives the revolving device 21 to rotate the upper revolving structure 22 at the work position before and after the operation lever 1L. That is, by tilting the operation lever 1L forward, the valve portion V15 is operated and the swing hydraulic motor M2 included in the swing device 21 is driven to rotate the upper swing body 22 in the clockwise direction to move the operation lever 1L. By tilting rearward, the valve portion V15 is operated and the swing hydraulic motor M2 included in the swing device 21 is driven to drive the upper swing body 22.
Rotate counterclockwise. At the left and right work positions, the work of extending and retracting the telescopic arm 30 by driving the elevation hydraulic cylinder 29 is performed. That is, the operation lever 1
By tilting L to the left, the valve portion V14 is operated to extend the elevation hydraulic cylinder 29 so that the telescopic arm 30 faces upward, and by driving to the right, the valve portion V14 is moved.
Is operated so that the elevation hydraulic cylinder 29 contracts so that the telescopic arm 30 faces downward.

Further, the operation pedal 3R drives the expansion / contraction hydraulic cylinder 33 to expand / contract the expansion / contraction arm 30 at the work positions before and after the operation pedal 3R. That is, by tilting the operation pedal 3 forward, the valve portion V12 is operated and the telescopic hydraulic cylinder 33 extends to extend the telescopic arm 30, and by tilting the operation pedal 3R backward, the valve portion V12 operates. As a result, the telescopic hydraulic cylinder 33 contracts to contract the telescopic arm 30.

Further, the changeover switch 5R attached to the console 4 causes the gripping device 34 to grip the mold steel and release it. That is, by switching the changeover switch 5R to the front position, the solenoid valve CA1 is operated and the hydraulic cylinder 62 for opening and closing the movable claw 54 contracts to move the movable claw 54 upward to release the grip of the mold steel and switch the mode. By switching the switch 5R to the rear position, the solenoid valve CA
1 is operated and the hydraulic cylinder 62 for opening and closing the movable claw 54 extends to move the movable claw 54 downward to grip the mold steel.
On the other hand, the changeover switch 5L locks the movable claw 54 of the grip device 34. That is, the movable pawl 54 is unlocked by switching the changeover switch 5L to the front position, and the movable pawl 54 is locked by switching the changeover switch 5L to the rear position. This locking can be done electrically or hydraulically.

The operating levers 2R and 2L drive the lower traveling body 20 as described above. By tilting the operating lever 2R forward, the valve portion V21 is operated and the hydraulic motor M3 is moved to the right shoe. The body is driven so as to move forward, and by tilting backward, the right shoe is driven so as to move backward. On the other hand, by tilting the operation lever 2L forward, the valve portion V11 is operated to drive the hydraulic motor M1 to move the left footwear forward, and by tilting it backward, the left footwear is moved backward. To drive.

Further, the operation switches 8R and 8L attached to the operation lever 1L are driven by the turning hydraulic motor 48 to rotate the gripping device at the ON position thereof. That is, by turning on the operation switch 8R, the valve portion V
32 is operated to drive the turning hydraulic motor 48 to rotate in the clockwise direction to rotate the gripping device 34 in the clockwise direction, and the operation switch 8L is turned on, whereby the valve portion V32 is operated to rotate. The hydraulic motor 48 for driving is driven to rotate in the counterclockwise direction to rotate the gripping device 34 in the counterclockwise direction.

Further, the operation switches 9R and 9L attached to the operation lever 1L respectively drive the left and right swinging hydraulic cylinders 44 and 45 to swing the holding device 34 left and right (angling) at the ON position. . That is, by turning on the operation switch 9R, the valve portion V
31 is operated, the cylinder 44 is contracted, the cylinder 45 is expanded, the gripping device 34 is swung to the right, and the operation switch 9L is turned on, whereby the valve portion V31 is operated and the cylinder 44 is expanded. 45 contracts and swings the gripping device 34 to the left.

As described above, in the operating device according to the embodiment of the present invention, the operating levers 1R and 1L are provided with the operating switches 8R, 8L, 9R and 9L for rotating the gripping device 34 and swinging the holding device 34 to the left and right. Trigger the switch 8R, 8 with your fingertips
L, 9R, 9L can be operated, and as compared with the case of rotating the gripping device 34 and swinging left and right with the foot using the operation pedal, delicate adjustment can be easily performed, and the operator's burden is reduced. Can be reduced.

The operation switch 8R rotates the gripping device 34 to the right, the operation switch 8L rotates the gripping device 34 to the left, the operation switch 9R swings the gripping device 34 to the right, and The operation switch 9L is the gripping device 34.
Corresponding to the leftward swing of the. Therefore, the operation switches 8R, 8L, 9R, 9L are connected to the operation levers 1R,
Operation switch 8
Since the positions of R, 8L, 9R, and 9L coincide with the working direction of the gripping device 34, the work becomes easier.

In the above-described embodiment, the mast expanding and contracting work is performed at the work positions before and after the operation lever 1R, the vertical swinging work of the gripping device 34 is performed at the left and right work positions, and the work before and after the operation lever 1L. The revolving work of the upper revolving structure 22 is assigned to the position, the up-and-down movement work of the telescopic arm 30 is assigned to the left and right work positions, and the telescopic work of the telescopic arm 30 is assigned to the operation pedal 3. However, the present invention is not limited to this. Not the ones, but the operation levers 1R and 1L, the operation pedal 3
Any work can be assigned to each work position of.

Further, in the above embodiment, the switch for driving and locking the movable claw 54 of the gripping device 34 is provided in the console 4, but the present invention is not limited to this and, for example, an operation is possible. The movable claw 54 may be driven and locked by operating the pedal 3L.

Further, in the above embodiment, the solenoid valve CA is turned on and off by the operation switches 1R and 1L.
1, CA2 are driven to control the driving directions of various cylinders connected to the solenoid valves CA1 and CA2, but the present invention is not limited to this, and the voltage depending on the operating time is set by the on / off switch. To adjust the opening of the valve, or to output a signal according to the operating force to adjust the opening of the valve to perform speed control. May be.

In the correspondence between the above embodiment and the claims, the telescopic arm 30 serves as the depression means and the operation switches 8R,
8L constitutes a 1st operation member, and operation switch 9R, 9L comprises a 2nd operation member, respectively.

[0040]

According to the operating device for a construction machine of the present invention, by operating the operating member provided on the operating lever with a fingertip, the gripping device assigned to the operating member is rotated and swung to the left and right. As a result, it becomes easier to finely adjust the operation, as compared with the case where the operation pedal is operated by the foot, and thus the burden on the operation of the work difference can be reduced and the operator's fatigue can be reduced.

In the operating device of the third aspect, since the pair of operating members of the first and second operating members are arranged side by side,
When the left operating member is operated, the gripping device is swung to the left or leftward, and when the right operating member is operated, the gripping device is swung to the right or rightward to operate. Since the position of the member and the direction of the actual work match, the work becomes easier.

[Brief description of drawings]

FIG. 1 is a front view of an operating device for a construction machine according to the present invention.

FIG. 2 is a rear perspective view of the operating device for the construction machine according to the present invention.

FIG. 3 is a perspective view of an operation lever provided in a driver's seat.

FIG. 4 is a hydraulic circuit diagram of an operating device for a construction machine according to the present invention.

FIG. 5 is a side view showing an embodiment of an erection / disassembly machine to which the operating device according to the present invention is applied.

6 is a plan view of the dismantling machine of FIG.

7 is a partial cross-sectional side view of the gripping device of the dismantling machine of FIG.

FIG. 8 is a diagram for explaining a work assigned to an operation position of an operation lever.

FIG. 9 is a diagram for explaining work assigned to operation switches.

[Explanation of symbols]

 1R, 1L, 2R, 2L operation lever 3R, 3L operation pedal 4 console 5R, 5L switch 8R, 8L, 9R, 9L operation switch 10 driver's seat 20 lower traveling body 21 revolving device 22 upper revolving body 23 main body 25 mast 25a inner cylinder 25b Outer cylinder 25c Hydraulic cylinder for mast expansion / contraction 29 Hydraulic cylinder for elevation / reduction 30 Expansion / contraction arm 31 Inner cylinder 32 Outer cylinder 33 Expansion / contraction hydraulic cylinder 34 Grasping device 35 Vertical swinging device 36 Horizontal swinging device 37 Swinging device 41 Vertical swinging hydraulics Cylinders 44, 45 Horizontal swinging hydraulic cylinders 52 Fixed claws 54 Movable claws 62 Opening / closing hydraulic cylinders 75 Link mechanism

 ─────────────────────────────────────────────────── ─── Continuation of the front page (72) Inventor Seiichi Someno 2-6-2 Otemachi, Chiyoda-ku, Tokyo Within Nitto Construction Machinery Co., Ltd. (72) Inventor Akio Iwasaki 2--6, Otemachi, Chiyoda-ku, Tokyo No. 2 Nitto Construction Machinery Co., Ltd. (72) Inventor Toshiyuki Takasaka No. 2-6-2 Otemachi, Chiyoda-ku, Tokyo Inside Nitto Construction Machinery Co., Ltd.

Claims (3)

[Claims] 1. A self-propelled lower traveling structure, an upper revolving structure that revolves with respect to the lower traveling structure, a depressing means which is provided on the upper revolving structure so as to be depressible at least, and a depressing means of the depressing means. An operating device for operating a construction machine, comprising a gripping device for swinging up and down, left and right, and rotatably installed at a tip end and gripping a shaped steel, the operating device including operating levers on both sides of a driver's seat. In a control device for a construction machine, which performs at least a swing of the upper swing body, a depression of the depression unit, and a vertical swing of the gripping device by tilting, a pair of first first commands for swinging the gripping device left and right. And a pair of second operating members for instructing rotation of the gripping device are provided on each of the operating levers. 2. The operating device for a construction machine according to claim 1, further comprising a console provided with a grip switch for gripping the grip device. 3. The operating device for a construction machine according to claim 1, wherein a pair of each of the first and second operating members is provided side by side.