JPH10195813A - Surface cutting machine - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a surface cutting machine by which cutting depth is adjustable and surface cutting can be performed accurately and efficiently, so as to reduce a work scale, shorten a construction period, and decrease a construction cost. SOLUTION: When the vehicle body 5 of the surface cutting machine 1 is run, tandem type wheels 13 provided on a guide frame 8 are run on rails 12, the vehicle body 5 goes straight on a prescribed surface to be treated, and by driving cutting discs 6, the surface is cut. By previously adjustably setting the height of the rail 12 on which the tandem type wheels 13 are run, the cutting discs 6 cut accurately the surface by the unique action of the tandem type wheels 13.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION The present invention relates to, for example, a surface polishing treatment for a landscape / light-colored pavement or a slip test road, or a removal work for a court surface (acrylic) etc. accompanying repair of an all-weather tennis court. Regarding the surface cutting machine in
In particular, the present invention relates to a surface cutting machine that is effective for cutting that requires high precision flatness.

[0002]

2. Description of the Related Art Conventionally, the scavenging treatment of the landscape / light-colored pavement surface and the pavement surface of a slip test road are generally performed manually by a small surface cutting machine or polishing machine. Such conventional surface cutting machines and polishing machines do not have a mechanism for adjusting the cutting depth, and adjust the cutting depth by the operator.

[0003] In addition, removal of the court surface (acrylic type) accompanying the repair of the all-weather tennis court is possible with a polishing machine using a grindstone or the like, but it is not performed because the construction ability is extremely poor. Actually, even with a surface cutting machine, there are problems with cutting accuracy and construction ability, and in fact, there is no machine that can remove only the coat surface with high accuracy, so remove asphalt pavement and repave it. ing.

[0004]

The above-mentioned conventional small surface cutters and polishers are small in size and do not have a mechanism for adjusting the cutting depth, and require manual work. There is a defect. For this reason, the construction scale is increased, leading to a longer construction period and an increase in construction costs.

Accordingly, the present invention has been made in view of the above-mentioned conventional problems, and provides a surface cutting machine capable of adjusting the cutting depth to enable high-light and efficient surface cutting to reduce the construction scale. The aim is to shorten the construction period and reduce the construction cost.

[0006]

According to a first aspect of the present invention, a plurality of cutting machines are provided laterally in parallel on a lower surface of a front portion of a movable vehicle body, and the front portion of the vehicle body is moved in a lateral direction. A guide frame of a predetermined length is provided so as to penetrate the vehicle body in a lateral direction, and is provided at both ends of the guide frame to extend in the vehicle longitudinal direction. , A height-adjustable foot is provided, and the foot is provided with tandem-type wheels capable of traveling on a rail, respectively, and each tandem-type wheel swings a wheel arranged in front and rear, extending in the vehicle longitudinal direction. Attach to both ends of the support member,
A center portion between both ends of the swing support member is rotatably supported on a foot of a support of the guide frame by a rotation shaft member.

According to the first aspect of the present invention, when the vehicle body of the surface cutting machine travels, the tandem wheels provided on the guide frame travel on rails, and the vehicle body travels straight on a preset processing surface. By driving the cutting machine, the surface is cut. If the height of the rail on which the tandem wheel travels is adjusted in advance and the rail is set, the cutting machine cuts the surface with high precision by the unique action of the tandem wheel.

[0008] In the invention according to claim 2, the effective length of the guide frame is set to be at least twice the width of the vehicle body. In the invention according to claim 2, since the effective length of the guide frame is set to be at least twice the width of the vehicle body, the vehicle body is moved along the guide frame, and the portion of the width between both ends of the guide frame is moved. By running the surface cutting machine on each of the left and right sides (two lanes), two lanes can be constructed with one rail set, and the work efficiency can be improved.

According to a third aspect of the present invention, one of the supports provided at both ends of the guide frame is rotatably connected to the end of the guide frame via a pin. According to the third aspect of the invention, the grounding properties of the wheels are improved.

[0010]

Embodiments of the present invention will be described below with reference to the drawings. 1 to 3 show one embodiment of a surface cutting machine according to the present invention. In these figures,
The surface cutting machine 1 is equipped with an engine 2, and includes a vehicle body 5 that can travel with driving wheels 3 driven by the driving force of the engine 2 on both sides of a rear portion and a driven wheel 4 at a center of a front portion. I have. A plurality of (four in this embodiment) cutting machines 6 are provided in the front lower surface of the vehicle body 5 in parallel in the lateral direction.

The cutting machine 6 is moved up and down by a lifting cylinder 7. On the other hand, a guide frame 8 having a predetermined length is provided so as to penetrate the front part of the vehicle body 5 in the left-right direction and support the vehicle body 5 so as to be freely slidable in the lateral direction. Although not shown, a fixing device for fixing the vehicle body at an arbitrary sliding position is provided in the guide frame 8 penetrating portion of the vehicle body 5.

The effective length of the guide frame 8 is set to be at least twice the width of the vehicle body 5. Supports 9 extending in the front-rear direction of the vehicle body 5 are provided at both ends of the guide frame 8. One support 9 is fixed to an end of the guide frame 8, while the other support 9 is fixed to the end of the guide frame 8. The pin 1 is attached to the end of the guide frame 8 to improve the groundability of the wheels.
It is rotatably connected via a zero.

The front and rear portions of each of the supports 9 are provided with feet 11 whose height can be adjusted. Each of the feet 11 is provided with a tandem wheel 13 that can run on a rail 12. Each tandem wheel 13 has wheels 14 arranged in front and rear mounted on both ends of a swing support member 15 extending in the front-rear direction of the vehicle body 5, and a central portion between both ends of the swing support member 15 is a rotating shaft member. 16 guide frame 8
And is rotatably supported on the foot 11 of the support 9.

Next, the operation of the above configuration will be described. When the vehicle body 5 of the surface cutting machine 1 travels, the tandem wheels 13 provided on the guide frame 8 travel on the rails 12, and the vehicle body 5 travels straight on a preset processing surface, and drives the cutting machine 6. By doing so, the surface is cut. When the height of the rail 12 on which the tandem wheel 13 travels is adjusted in advance and set, the cutting machine 11 cuts the surface with high precision by the unique operation of the tandem wheel 13.

The unique operation of the tandem wheel will be described. As shown in FIG. 4, the casters A and B arranged in front and rear are attached to both ends of the swing support member C, and the center between both ends of the swing support member C is supported so as to be freely rotatable. When the rear caster B rides on the convex portion D and moves upward in the height h, the center of the swing supporting member C moves upward in the height h / 2.

The tandem-type wheels 3 are mounted on the left and right sides of the lower surface of the front part and the rear part, respectively.
In the configuration of the above embodiment in which the cutting machine 11 for cutting the slope with the cutting member is supported, as shown in FIG. 5, the movement of the cutting machine 11 located at the center of the front and rear tandem wheels 3 is h. / 4. Therefore, the movement of the cutting machine 11 is reduced to 1/4 with respect to the movement of the wheel riding on the convex portion,
When a cutting operation is performed using this movement, only the surface convex portion of the slope can be cut with high precision.

Further, since the effective length of the guide frame 8 is set to be at least twice the width of the vehicle body 5, the vehicle body 5 is moved laterally along the guide frame 8, and the guide frame 8 is moved between both ends. By running the surface cutting machine on each of the left and right sides (two lanes) of the width portion, two lanes can be constructed with one set of the rails 12, and the work efficiency can be improved.

As described above, according to the surface cutting machine having such a configuration, the surface can be easily cut with high precision.
The removal of the court surface (acrylic) accompanying the scavenging treatment of the landscape and light-colored pavement surface and the pavement surface of the sliding test road and the repair of all-weather tennis courts are performed with good cutting accuracy.
In addition, it can be executed with a high construction capacity, so that the construction scale can be reduced, the construction period can be shortened, and the construction cost can be reduced.

[0019]

As described above, according to the first aspect of the present invention, when the vehicle body of the surface cutting machine travels, the tandem wheels provided on the guide frame travel on the rails, and the vehicle body moves in advance. By driving straight ahead on the set processing surface and driving the cutting machine, the surface can be easily cut with high precision, so that the landscape, light-colored pavement surface, the pavement surface of the sliding test road can be cleaned and all weather type Ability to remove the court surface (acrylic) due to the repair of the tennis court with good cutting accuracy and high construction ability, to reduce the construction scale, shorten the construction period, and reduce construction costs. Can be.

According to the second aspect of the present invention, two lanes can be constructed with a single rail set, and work efficiency can be improved. According to the third aspect of the invention, the grounding properties of the wheels are improved.

[Brief description of the drawings]

FIG. 1 is a plan view showing a configuration of a surface cutting machine according to the present invention.

FIG. 2 is a side view thereof.

FIG. 3 is a front view thereof.

FIG. 4 is a schematic diagram illustrating the operation of a tandem wheel.

FIG. 5 is a schematic diagram illustrating the operation of the slope cutting machine according to the present invention based on the operation of a tandem wheel.

[Explanation of symbols]

 DESCRIPTION OF SYMBOLS 1 Surface cutting machine 5 Body 6 Cutting machine 8 Guide frame 9 Support body 10 Pin 11 Foot 12 Rail 13 Tandem wheel 14 Wheel 15 Swing support member 16 Rotating shaft member

Claims (3)

[Claims] 1. A plurality of cutting machines are provided side by side in a lateral direction on a lower surface of a front part of a movable vehicle body, and are disposed so as to penetrate a front part of the vehicle body in a left-right direction, and slide the vehicle body in a lateral direction. A guide frame of a predetermined length for freely supporting is provided, and height-adjustable feet are provided on front and rear portions of each of support members provided at both ends of the guide frame and extending in the vehicle front-rear direction. A tandem-type wheel capable of traveling on a rail is provided. Each tandem-type wheel is provided with wheels arranged in front and rear mounted on both ends of a swing support member extending in the vehicle longitudinal direction, and both ends of the swing support member. A surface cutting machine wherein a central portion between the portions is rotatably supported on a foot portion of a support of a guide frame by a rotating shaft member. 2. The surface cutting machine according to claim 1, wherein the effective length of the guide frame is set to be at least twice the width of the vehicle body. 3. The surface cutting machine according to claim 1, wherein one of the supports provided at both ends of the guide frame is rotatably connected to an end of the guide frame via a pin.