JP2584763Y2 - Mud removal equipment for rolling machines - Google Patents

Description

[Detailed description of the invention]

[0001]

BACKGROUND OF THE INVENTION The present invention relates to a compacting machine which efficiently knocks down mud which cannot be removed by a blade pressed against the surface of a compacting wheel of a compacting machine, when the mud accumulates on the blade. The present invention relates to a machine for removing mud.

[0002]

2. Description of the Related Art Conventionally, a mud removing apparatus as shown in FIG. 9 has been used to remove mud attached to the surface of a rolling wheel of a rolling machine. That is, at a position before and after the rolling wheel 51 of the rolling machine, a support shaft 56 is fixed to the frame 55, and one end side of the plurality of support members 54 is rotatably supported by the support shaft 56. A blade 53 is attached to the other end of the support member 54 so as to be able to expand and contract within a range of an elongated hole (not shown). An arm member 57 is fixed to the support shaft 56, and a tension spring 59 is stretched between the arm member 57 and the blade 53. The tension of the tension spring 59 causes the blade 5
3 is pressed against the surface of the rolling wheel 51 to remove and remove the mud attached to the surface of the rolling wheel 51. According to this conventional mud removing device, the mud 52 that could not be removed by the blade 53 on one side is deposited on the inside of the blade 53 on the other side while adhering to the surface of the rolling wheel 51, 5
The pressure contact force on the rolling wheel 51 of No. 3 is weakened, and the mud removal efficiency is reduced. Therefore, conventionally, mud 52 is
After a certain amount of accumulation, a scraping operation is performed manually using a spatula or the like.

[0003]

The conventional mud removing apparatus described above is extremely inefficient because the accumulated mud is scraped off by hand and removed. In particular, the mud accumulated on the blades disposed on the opposite sides of the front and rear wheels has a drawback that the frame and the like hinder it from being completely removed. Therefore, the wear of the blade was accelerated, and the blade replacement frequency was high. An object of the present invention is to improve the disadvantages of the conventional mud removing apparatus and to provide a mud removing apparatus capable of easily knocking down mud whenever it accumulates on the blade.

[0004]

As a specific means for achieving the above-mentioned object, the present invention relates to a pressing machine in which both ends are rotatably supported by a frame of a rolling machine, and a body of the frame is formed around the circumference of a rolling wheel. A shaft facing the surface, a blade fixed to the shaft, a spring that is stretched between an arm member attached to the shaft and the frame, and presses and biases the blade against the surface of the rolling wheel. A tapping means for pulling the blade in a direction away from the rolling wheel against the tension of the spring, and tapping the blade toward the rolling wheel. is intended to propose a device, in particular, luck said tapping means, at the end of said shaft, crank arm with anchored pedal to the shaft or to connect the one end thereof to the arm member, the other end Tensile by the operator of the seat - especially that the cable attached to the operating handle capable of opening operation
Sign.

[0005]

When the operator strikes the pedal of the crank arm with a foot and pulls and releases the operating handle of the cable, the blade strikes the surface of the rolling wheel.

[0006]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS An embodiment of the present invention will be described below with reference to the drawings. 1 to 5 show a first embodiment of the present invention. 1 and 2 are a side view and a bottom view showing a part of a compacting machine having a mud removing device,
Brackets 3 and 3 ′ are fixedly attached to the frame 2 at positions before and after the rolling wheel 1. This bracket 3,
The ends of the shafts 4 and 4 'are axially mounted on 3', respectively.
The shafts 4, 4 ′ extend in the width direction of the rolling wheel 1 such that the body faces the peripheral surface of the rolling wheel 1. Shaft 4,
4 ', one end of four support members 5, 5' in the figure is fixed, and the other end of the support members 5, 5 '
6 'is attached. Arm members 7, 7 'are fixed to both ends of the shafts 4, 4', and springs 8, 8 'are provided between the arm members 7, 7' and the brackets 3, 3 '. The blades 6 and 6 ′ are pressed against the surface of the rolling wheel 1 by being stretched.

The blades 6, 6 'are separated from the roller wheel 1 against the tension of the springs 8, 8' on shafts 4, 4 'which are pivotally supported at positions before and after the roller wheel 1. Tapping means 1 that pulls in the direction of
0,10 '. The detailed mechanism of the rear-side tapping means 10 of the rolling wheel 1 is shown in FIG. 3 in an enlarged manner, and the front-side tapping means 10 'is also shown in FIG.

The tapping means 10 on the rear side of the rolling wheel 1 will be described with reference to FIGS. Frame 2
One end of a crank arm 11 is fixed to one end of a shaft 4 pivotally mounted via a bracket 3, and a pedal 12 is attached to the other end of the crank arm 11.
The operator moves the pedal 12 from the solid line to the virtual line in FIG.
When the foot is depressed in the direction of the arrow, the blade 6 integrated with the shaft 4 is pulled in a direction away from the rolling wheel 1 against the tension of the spring 8, and when the depressing force on the pedal 12 is released, the spring 8 is released. Causes the blade 6 to strike the rolling wheel 1. By repeating this so-called kicking operation several times, the mud 9 (FIG. 1) deposited on the inside of the blade 6 is shaken by the impact and the vibration, and peels off to cause the contact between the rolling wheel 1 and the blade 6. Fall from the gap. Reference numeral 13 denotes a bolt for adjusting the tension of the spring 8 which presses the blade 6 against the roller wheel 1 to urge it.

The mud removing device of the rolling machine is required during the compaction work of the road surface. After the work is completed, when traveling on a general road, the blade 6 is pressed against the compacting wheel 1. It is desirable to remove the load caused by the above. The stopper mechanism 20 attached to the intermediate position of the crank arm 11 is for this purpose.

The stopper mechanism 20 will be described with reference to an enlarged sectional view shown in FIG. 5. A cylindrical member 21 is fixed at an intermediate position of the crank arm 11. Cylindrical member 21
A shaft 22 is inserted into the inside of the shaft 22, and a handle 23 is attached to one end of the shaft 22. At a substantially intermediate position inside the cylindrical member 21, a step 21 a is formed.
A spring 24 is interposed between the other end of the shaft 22 and a spring receiver 22a, and the other end 22b of the shaft 22 is urged to always protrude from the side edge of the cylindrical member 21 as shown by a virtual line. ing. On the other hand, a projection 22c is formed near one end of the shaft 22, and a part of the corresponding cylindrical member 21 in the circumferential direction is
A recess 21b into which the projection 22c fits is formed.

During operation of the mud removing device of the compacting machine, the handle 23 is pulled from one end of the shaft 22 to the position indicated by the solid line in FIG.
When the shaft 22 is rotated around the shaft 22 so that the 2c deviates from the position of the concave portion 21b, the protrusion 22c is hooked on the side edge of the cylindrical member 21, and the other end 22b of the shaft 22 is placed inside the cylindrical member 21. Keep retracted.

When the compaction operation is completed and the mud removing device is not required, the pedal 12 in FIGS. 1 to 3 is depressed, that is, with the blade 6 separated from the surface of the rolling wheel 1, When the operator rotates the handle 23 of the stopper mechanism 20 to a position where the protrusion 22c and the concave portion 21b coincide with each other, the protrusion 24
c fits into the recess 21 b, and the other end 22 b of the shaft 22 projects from the side edge of the cylindrical member 21. At the position where the pedal 12 is depressed, the other end 22b of the shaft 22 and the perforation 3a provided in the bracket 3 are aligned with each other. As a result, the other end 22b of the shaft 22 fits into the perforation 3a. At a position where the pedal 12 is depressed, the crank arm 11 is fixed.
That is, the rolling machine travels on a general road with the blade 6 separated from the surface of the rolling wheel 1.

FIG. 4 shows the hitting means 10 'on the front side of the rolling wheel 1 and has basically the same configuration as the hitting means 10 on the rear side in FIG. 3, and the crank arm 11' is set at an intermediate position. The only difference is that it is fixed to the end of the shaft 4 'and the stopper mechanism 20' is attached to the end of the crank arm 11 'opposite to the pedal attachment side.
Detailed description is omitted.

FIGS. 6 to 8 show a second embodiment of the present invention. 6 to FIG.
4 and FIG. 4 are denoted by the same reference numerals. FIG. 6 is a side view showing a main part of a compacting machine provided with a mud removing device, FIG. 7 is a diagram showing a tapping means 30 on the rear side of the compacting wheel 1, and FIG. It is an expanded side view shown about 30 '.

Referring to FIGS. 6 to 8, the springs 8,
The second arm members 15, 15 'are integrated with or separate from the first arm members 7, 7' which stretch one end of 8 '.
Is provided with one end fixed to the ends of the shafts 4, 4 '. Then, one ends of cables 16, 16 'described later are connected to the second arm members 15, 15'. The cables 16, 16 'are routed inside the compacting machine 100 shown in FIG. 6, extend to the driver's seat 101, and have operation handles 17, 17' attached to the other end.

The cables 16, 16 'are known per se, and when an operator pulls the operation handle 17, 17', as shown in FIGS. 7 and 8, a second cable connected to one end thereof is provided. The ends of the arm members 15 and 15 'are pulled from the solid line to the imaginary line, and the blades 6 and 6' integrated with the shaft 4 are connected to the rolling wheel 1 against the tension of the springs 8 and 8 '. It is pulled in the direction away. When the pulling operation of the operating handles 17, 17 'is released, the blades 6, 6' are hit against the rolling wheel 1 by the action of the springs 8, 8 '. Therefore, by repeating the pulling-opening operation of the cables 16, 16 'several times, the mud accumulated inside the blades 6, 6' is shaken by the impact and the vibration, and peels off due to the peeling or the like. And blade 6, 6 '
And fall from the gap.

If it is desired to release the pressure contact of the blades 6, 6 'to the rolling wheel 1 after the compaction operation by the rolling machine has been completed, the cables 16, 16' can be locked in the tension operating position. It is desirable to use a so-called position lock cable. When pulling the operation handles 17, 17 ', the position lock cable is held while pressing a button (not shown) provided at the center of the operation handles 17, 17'. When the button is released, the cable is locked at that position. Is fixed. That is, the compacting machine can travel on a general road with the blades 6 and 6 ′ separated from the surface of the compacting wheel 1.

[0018]

According to the mud removing apparatus of the present invention having the above-described structure, the blade pressed against the rolling wheel is pulled in a direction away from the rolling wheel against the tension of the spring, and the pressure is reduced. Clamp with pedal, which is a means of tapping toward the wheel
The arm is equipped with a cable with an arm or an operating handle .
With only a few steps of depressing the pedal (kicking off) or pulling and releasing the operating handle of the cable in the driver's seat, the blade can hit the surface of the rolling wheel and easily knock down mud. . Therefore, compared with the conventional means for scraping off using a spatula or the like, it is very efficient and has a large practical effect, and also has a great effect of reducing blade wear and blade replacement frequency.

[Brief description of the drawings]

FIG. 1 is a side view showing a part of a compacting machine including a mud removing apparatus according to a first embodiment of the present invention.

FIG. 2 is a bottom view showing a part of the compacting machine including the mud removing apparatus according to the first embodiment of the present invention.

FIG. 3 is an enlarged side view showing a tapping means on the rear side of the rolling wheel.

FIG. 4 is an enlarged side view showing a tapping means on the front side of the rolling wheel.

FIG. 5 is a sectional side view of a stopper member attached to the tapping means.

FIG. 6 is a side view showing a main part of a compacting machine including a mud removing apparatus according to a second embodiment of the present invention.

FIG. 7 is an enlarged side view showing the tapping means on the rear side of the rolling wheel.

FIG. 8 is an enlarged side view showing the tapping means on the front side of the rolling wheel.

FIG. 9 is a side view showing a conventional mud removing apparatus for a compacting machine.

[Explanation of symbols]

 DESCRIPTION OF SYMBOLS 1 Rolling wheel 2 Frame 3 Bracket 4 Shaft 5 Support member 6 Blade 7 Arm member 8 Spring 9 Mud 10 Hitting means 11 Crank arm 12 Pedal 15 Arm member 16 Cable 17 Operation handle 20 Stopper mechanism 21 Cylindrical member 22 Shaft 23 Handle 24 Spring 30 tapping means

──────────────────────────────────────────────────続 き Continuation of the front page (58) Field surveyed (Int.Cl. ⁶ , DB name) E01C 19/26 B60P 3/00 A01B 29/00 E02D 3/026

Claims (4)

(57) [Scope of request for utility model registration] 1. A shaft whose both ends are rotatably supported by a frame of a compacting machine and whose body faces the peripheral surface of a compacting wheel;
Mud of a rolling machine having a spring fixed to the shaft, a spring stretched between an arm member attached to the shaft and the frame, and pressing the blade against the surface of a rolling wheel to bias the blade. In the removing device, a tapping means for pulling the blade in a direction away from the rolling wheel against the tension of the spring and hitting the rolling wheel is fixed to the shaft at an end of the shaft. A mud removing device for a compacting machine characterized by using a crank arm with a pedal. 2. The mud removing device for a rolling machine according to claim 1, wherein a stopper mechanism for fixing the crank arm at a position where the pedal is depressed is provided on the crank arm. 3. A shaft whose both ends are rotatably supported by a frame of a compacting machine and whose body faces the peripheral surface of a compacting wheel;
Mud of a rolling machine having a spring fixed to the shaft, a spring stretched between an arm member attached to the shaft and the frame, and pressing the blade against the surface of a rolling wheel to bias the blade. In the removing device, the blade is pulled in a direction away from the rolling wheel against the tension of the spring, and a striking means for striking the rolling wheel is connected to one end of the arm member, and the other end is connected to the other end. A mud removing device for a compacting machine, characterized in that the cable is provided with an operation handle that can be pulled and released by an operator in a driver's seat. 4. The mud removing apparatus for a rolling machine according to claim 3, wherein the cable is a position lock cable that can be locked at a tension operation position of the cable.